diff options
Diffstat (limited to 'devtools/client/shared/sourceeditor/codemirror/keymap')
3 files changed, 6603 insertions, 0 deletions
diff --git a/devtools/client/shared/sourceeditor/codemirror/keymap/emacs.js b/devtools/client/shared/sourceeditor/codemirror/keymap/emacs.js new file mode 100644 index 0000000000..dd1db727e0 --- /dev/null +++ b/devtools/client/shared/sourceeditor/codemirror/keymap/emacs.js @@ -0,0 +1,418 @@ +// CodeMirror, copyright (c) by Marijn Haverbeke and others +// Distributed under an MIT license: https://codemirror.net/LICENSE + +(function(mod) { + if (typeof exports == "object" && typeof module == "object") // CommonJS + mod(require("resource://devtools/client/shared/sourceeditor/codemirror/lib/codemirror.js")); + else if (typeof define == "function" && define.amd) // AMD + define(["../lib/codemirror"], mod); + else // Plain browser env + mod(CodeMirror); +})(function(CodeMirror) { + "use strict"; + + var Pos = CodeMirror.Pos; + function posEq(a, b) { return a.line == b.line && a.ch == b.ch; } + + // Kill 'ring' + + var killRing = []; + function addToRing(str) { + killRing.push(str); + if (killRing.length > 50) killRing.shift(); + } + function growRingTop(str) { + if (!killRing.length) return addToRing(str); + killRing[killRing.length - 1] += str; + } + function getFromRing(n) { return killRing[killRing.length - (n ? Math.min(n, 1) : 1)] || ""; } + function popFromRing() { if (killRing.length > 1) killRing.pop(); return getFromRing(); } + + var lastKill = null; + + function kill(cm, from, to, ring, text) { + if (text == null) text = cm.getRange(from, to); + + if (ring == "grow" && lastKill && lastKill.cm == cm && posEq(from, lastKill.pos) && cm.isClean(lastKill.gen)) + growRingTop(text); + else if (ring !== false) + addToRing(text); + cm.replaceRange("", from, to, "+delete"); + + if (ring == "grow") lastKill = {cm: cm, pos: from, gen: cm.changeGeneration()}; + else lastKill = null; + } + + // Boundaries of various units + + function byChar(cm, pos, dir) { + return cm.findPosH(pos, dir, "char", true); + } + + function byWord(cm, pos, dir) { + return cm.findPosH(pos, dir, "word", true); + } + + function byLine(cm, pos, dir) { + return cm.findPosV(pos, dir, "line", cm.doc.sel.goalColumn); + } + + function byPage(cm, pos, dir) { + return cm.findPosV(pos, dir, "page", cm.doc.sel.goalColumn); + } + + function byParagraph(cm, pos, dir) { + var no = pos.line, line = cm.getLine(no); + var sawText = /\S/.test(dir < 0 ? line.slice(0, pos.ch) : line.slice(pos.ch)); + var fst = cm.firstLine(), lst = cm.lastLine(); + for (;;) { + no += dir; + if (no < fst || no > lst) + return cm.clipPos(Pos(no - dir, dir < 0 ? 0 : null)); + line = cm.getLine(no); + var hasText = /\S/.test(line); + if (hasText) sawText = true; + else if (sawText) return Pos(no, 0); + } + } + + function bySentence(cm, pos, dir) { + var line = pos.line, ch = pos.ch; + var text = cm.getLine(pos.line), sawWord = false; + for (;;) { + var next = text.charAt(ch + (dir < 0 ? -1 : 0)); + if (!next) { // End/beginning of line reached + if (line == (dir < 0 ? cm.firstLine() : cm.lastLine())) return Pos(line, ch); + text = cm.getLine(line + dir); + if (!/\S/.test(text)) return Pos(line, ch); + line += dir; + ch = dir < 0 ? text.length : 0; + continue; + } + if (sawWord && /[!?.]/.test(next)) return Pos(line, ch + (dir > 0 ? 1 : 0)); + if (!sawWord) sawWord = /\w/.test(next); + ch += dir; + } + } + + function byExpr(cm, pos, dir) { + var wrap; + if (cm.findMatchingBracket && (wrap = cm.findMatchingBracket(pos, {strict: true})) + && wrap.match && (wrap.forward ? 1 : -1) == dir) + return dir > 0 ? Pos(wrap.to.line, wrap.to.ch + 1) : wrap.to; + + for (var first = true;; first = false) { + var token = cm.getTokenAt(pos); + var after = Pos(pos.line, dir < 0 ? token.start : token.end); + if (first && dir > 0 && token.end == pos.ch || !/\w/.test(token.string)) { + var newPos = cm.findPosH(after, dir, "char"); + if (posEq(after, newPos)) return pos; + else pos = newPos; + } else { + return after; + } + } + } + + // Prefixes (only crudely supported) + + function getPrefix(cm, precise) { + var digits = cm.state.emacsPrefix; + if (!digits) return precise ? null : 1; + clearPrefix(cm); + return digits == "-" ? -1 : Number(digits); + } + + function repeated(cmd) { + var f = typeof cmd == "string" ? function(cm) { cm.execCommand(cmd); } : cmd; + return function(cm) { + var prefix = getPrefix(cm); + f(cm); + for (var i = 1; i < prefix; ++i) f(cm); + }; + } + + function findEnd(cm, pos, by, dir) { + var prefix = getPrefix(cm); + if (prefix < 0) { dir = -dir; prefix = -prefix; } + for (var i = 0; i < prefix; ++i) { + var newPos = by(cm, pos, dir); + if (posEq(newPos, pos)) break; + pos = newPos; + } + return pos; + } + + function move(by, dir) { + var f = function(cm) { + cm.extendSelection(findEnd(cm, cm.getCursor(), by, dir)); + }; + f.motion = true; + return f; + } + + function killTo(cm, by, dir, ring) { + var selections = cm.listSelections(), cursor; + var i = selections.length; + while (i--) { + cursor = selections[i].head; + kill(cm, cursor, findEnd(cm, cursor, by, dir), ring); + } + } + + function killRegion(cm, ring) { + if (cm.somethingSelected()) { + var selections = cm.listSelections(), selection; + var i = selections.length; + while (i--) { + selection = selections[i]; + kill(cm, selection.anchor, selection.head, ring); + } + return true; + } + } + + function addPrefix(cm, digit) { + if (cm.state.emacsPrefix) { + if (digit != "-") cm.state.emacsPrefix += digit; + return; + } + // Not active yet + cm.state.emacsPrefix = digit; + cm.on("keyHandled", maybeClearPrefix); + cm.on("inputRead", maybeDuplicateInput); + } + + var prefixPreservingKeys = {"Alt-G": true, "Ctrl-X": true, "Ctrl-Q": true, "Ctrl-U": true}; + + function maybeClearPrefix(cm, arg) { + if (!cm.state.emacsPrefixMap && !prefixPreservingKeys.hasOwnProperty(arg)) + clearPrefix(cm); + } + + function clearPrefix(cm) { + cm.state.emacsPrefix = null; + cm.off("keyHandled", maybeClearPrefix); + cm.off("inputRead", maybeDuplicateInput); + } + + function maybeDuplicateInput(cm, event) { + var dup = getPrefix(cm); + if (dup > 1 && event.origin == "+input") { + var one = event.text.join("\n"), txt = ""; + for (var i = 1; i < dup; ++i) txt += one; + cm.replaceSelection(txt); + } + } + + function addPrefixMap(cm) { + cm.state.emacsPrefixMap = true; + cm.addKeyMap(prefixMap); + cm.on("keyHandled", maybeRemovePrefixMap); + cm.on("inputRead", maybeRemovePrefixMap); + } + + function maybeRemovePrefixMap(cm, arg) { + if (typeof arg == "string" && (/^\d$/.test(arg) || arg == "Ctrl-U")) return; + cm.removeKeyMap(prefixMap); + cm.state.emacsPrefixMap = false; + cm.off("keyHandled", maybeRemovePrefixMap); + cm.off("inputRead", maybeRemovePrefixMap); + } + + // Utilities + + function setMark(cm) { + cm.setCursor(cm.getCursor()); + cm.setExtending(!cm.getExtending()); + cm.on("change", function() { cm.setExtending(false); }); + } + + function clearMark(cm) { + cm.setExtending(false); + cm.setCursor(cm.getCursor()); + } + + function getInput(cm, msg, f) { + if (cm.openDialog) + cm.openDialog(msg + ": <input type=\"text\" style=\"width: 10em\"/>", f, {bottom: true}); + else + f(prompt(msg, "")); + } + + function operateOnWord(cm, op) { + var start = cm.getCursor(), end = cm.findPosH(start, 1, "word"); + cm.replaceRange(op(cm.getRange(start, end)), start, end); + cm.setCursor(end); + } + + function toEnclosingExpr(cm) { + var pos = cm.getCursor(), line = pos.line, ch = pos.ch; + var stack = []; + while (line >= cm.firstLine()) { + var text = cm.getLine(line); + for (var i = ch == null ? text.length : ch; i > 0;) { + var ch = text.charAt(--i); + if (ch == ")") + stack.push("("); + else if (ch == "]") + stack.push("["); + else if (ch == "}") + stack.push("{"); + else if (/[\(\{\[]/.test(ch) && (!stack.length || stack.pop() != ch)) + return cm.extendSelection(Pos(line, i)); + } + --line; ch = null; + } + } + + function quit(cm) { + cm.execCommand("clearSearch"); + clearMark(cm); + } + + CodeMirror.emacs = {kill: kill, killRegion: killRegion, repeated: repeated}; + + // Actual keymap + + var keyMap = CodeMirror.keyMap.emacs = CodeMirror.normalizeKeyMap({ + "Ctrl-W": function(cm) {kill(cm, cm.getCursor("start"), cm.getCursor("end"), true);}, + "Ctrl-K": repeated(function(cm) { + var start = cm.getCursor(), end = cm.clipPos(Pos(start.line)); + var text = cm.getRange(start, end); + if (!/\S/.test(text)) { + text += "\n"; + end = Pos(start.line + 1, 0); + } + kill(cm, start, end, "grow", text); + }), + "Alt-W": function(cm) { + addToRing(cm.getSelection()); + clearMark(cm); + }, + "Ctrl-Y": function(cm) { + var start = cm.getCursor(); + cm.replaceRange(getFromRing(getPrefix(cm)), start, start, "paste"); + cm.setSelection(start, cm.getCursor()); + }, + "Alt-Y": function(cm) {cm.replaceSelection(popFromRing(), "around", "paste");}, + + "Ctrl-Space": setMark, "Ctrl-Shift-2": setMark, + + "Ctrl-F": move(byChar, 1), "Ctrl-B": move(byChar, -1), + "Right": move(byChar, 1), "Left": move(byChar, -1), + "Ctrl-D": function(cm) { killTo(cm, byChar, 1, false); }, + "Delete": function(cm) { killRegion(cm, false) || killTo(cm, byChar, 1, false); }, + "Ctrl-H": function(cm) { killTo(cm, byChar, -1, false); }, + "Backspace": function(cm) { killRegion(cm, false) || killTo(cm, byChar, -1, false); }, + + "Alt-F": move(byWord, 1), "Alt-B": move(byWord, -1), + "Alt-Right": move(byWord, 1), "Alt-Left": move(byWord, -1), + "Alt-D": function(cm) { killTo(cm, byWord, 1, "grow"); }, + "Alt-Backspace": function(cm) { killTo(cm, byWord, -1, "grow"); }, + + "Ctrl-N": move(byLine, 1), "Ctrl-P": move(byLine, -1), + "Down": move(byLine, 1), "Up": move(byLine, -1), + "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd", + "End": "goLineEnd", "Home": "goLineStart", + + "Alt-V": move(byPage, -1), "Ctrl-V": move(byPage, 1), + "PageUp": move(byPage, -1), "PageDown": move(byPage, 1), + + "Ctrl-Up": move(byParagraph, -1), "Ctrl-Down": move(byParagraph, 1), + + "Alt-A": move(bySentence, -1), "Alt-E": move(bySentence, 1), + "Alt-K": function(cm) { killTo(cm, bySentence, 1, "grow"); }, + + "Ctrl-Alt-K": function(cm) { killTo(cm, byExpr, 1, "grow"); }, + "Ctrl-Alt-Backspace": function(cm) { killTo(cm, byExpr, -1, "grow"); }, + "Ctrl-Alt-F": move(byExpr, 1), "Ctrl-Alt-B": move(byExpr, -1, "grow"), + + "Shift-Ctrl-Alt-2": function(cm) { + var cursor = cm.getCursor(); + cm.setSelection(findEnd(cm, cursor, byExpr, 1), cursor); + }, + "Ctrl-Alt-T": function(cm) { + var leftStart = byExpr(cm, cm.getCursor(), -1), leftEnd = byExpr(cm, leftStart, 1); + var rightEnd = byExpr(cm, leftEnd, 1), rightStart = byExpr(cm, rightEnd, -1); + cm.replaceRange(cm.getRange(rightStart, rightEnd) + cm.getRange(leftEnd, rightStart) + + cm.getRange(leftStart, leftEnd), leftStart, rightEnd); + }, + "Ctrl-Alt-U": repeated(toEnclosingExpr), + + "Alt-Space": function(cm) { + var pos = cm.getCursor(), from = pos.ch, to = pos.ch, text = cm.getLine(pos.line); + while (from && /\s/.test(text.charAt(from - 1))) --from; + while (to < text.length && /\s/.test(text.charAt(to))) ++to; + cm.replaceRange(" ", Pos(pos.line, from), Pos(pos.line, to)); + }, + "Ctrl-O": repeated(function(cm) { cm.replaceSelection("\n", "start"); }), + "Ctrl-T": repeated(function(cm) { + cm.execCommand("transposeChars"); + }), + + "Alt-C": repeated(function(cm) { + operateOnWord(cm, function(w) { + var letter = w.search(/\w/); + if (letter == -1) return w; + return w.slice(0, letter) + w.charAt(letter).toUpperCase() + w.slice(letter + 1).toLowerCase(); + }); + }), + "Alt-U": repeated(function(cm) { + operateOnWord(cm, function(w) { return w.toUpperCase(); }); + }), + "Alt-L": repeated(function(cm) { + operateOnWord(cm, function(w) { return w.toLowerCase(); }); + }), + + "Alt-;": "toggleComment", + + "Ctrl-/": repeated("undo"), "Shift-Ctrl--": repeated("undo"), + "Ctrl-Z": repeated("undo"), "Cmd-Z": repeated("undo"), + "Shift-Ctrl-Z": "redo", + "Shift-Alt-,": "goDocStart", "Shift-Alt-.": "goDocEnd", + "Ctrl-S": "findPersistentNext", "Ctrl-R": "findPersistentPrev", "Ctrl-G": quit, "Shift-Alt-5": "replace", + "Alt-/": "autocomplete", + "Enter": "newlineAndIndent", + "Ctrl-J": repeated(function(cm) { cm.replaceSelection("\n", "end"); }), + "Tab": "indentAuto", + + "Alt-G G": function(cm) { + var prefix = getPrefix(cm, true); + if (prefix != null && prefix > 0) return cm.setCursor(prefix - 1); + + getInput(cm, "Goto line", function(str) { + var num; + if (str && !isNaN(num = Number(str)) && num == (num|0) && num > 0) + cm.setCursor(num - 1); + }); + }, + + "Ctrl-X Tab": function(cm) { + cm.indentSelection(getPrefix(cm, true) || cm.getOption("indentUnit")); + }, + "Ctrl-X Ctrl-X": function(cm) { + cm.setSelection(cm.getCursor("head"), cm.getCursor("anchor")); + }, + "Ctrl-X Ctrl-S": "save", + "Ctrl-X Ctrl-W": "save", + "Ctrl-X S": "saveAll", + "Ctrl-X F": "open", + "Ctrl-X U": repeated("undo"), + "Ctrl-X K": "close", + "Ctrl-X Delete": function(cm) { kill(cm, cm.getCursor(), bySentence(cm, cm.getCursor(), 1), "grow"); }, + "Ctrl-X H": "selectAll", + + "Ctrl-Q Tab": repeated("insertTab"), + "Ctrl-U": addPrefixMap + }); + + var prefixMap = {"Ctrl-G": clearPrefix}; + function regPrefix(d) { + prefixMap[d] = function(cm) { addPrefix(cm, d); }; + keyMap["Ctrl-" + d] = function(cm) { addPrefix(cm, d); }; + prefixPreservingKeys["Ctrl-" + d] = true; + } + for (var i = 0; i < 10; ++i) regPrefix(String(i)); + regPrefix("-"); +}); diff --git a/devtools/client/shared/sourceeditor/codemirror/keymap/sublime.js b/devtools/client/shared/sourceeditor/codemirror/keymap/sublime.js new file mode 100644 index 0000000000..6bb92edbd9 --- /dev/null +++ b/devtools/client/shared/sourceeditor/codemirror/keymap/sublime.js @@ -0,0 +1,691 @@ +// CodeMirror, copyright (c) by Marijn Haverbeke and others +// Distributed under an MIT license: https://codemirror.net/LICENSE + +// A rough approximation of Sublime Text's keybindings +// Depends on addon/search/searchcursor.js and optionally addon/dialog/dialogs.js + +(function(mod) { + if (typeof exports == "object" && typeof module == "object") // CommonJS + mod(require("resource://devtools/client/shared/sourceeditor/codemirror/lib/codemirror.js"), require("resource://devtools/client/shared/sourceeditor/codemirror/addon/search/searchcursor.js"), require("resource://devtools/client/shared/sourceeditor/codemirror/addon/edit/matchbrackets.js")); + else if (typeof define == "function" && define.amd) // AMD + define(["../lib/codemirror", "../addon/search/searchcursor", "../addon/edit/matchbrackets"], mod); + else // Plain browser env + mod(CodeMirror); +})(function(CodeMirror) { + "use strict"; + + var cmds = CodeMirror.commands; + var Pos = CodeMirror.Pos; + + // This is not exactly Sublime's algorithm. I couldn't make heads or tails of that. + function findPosSubword(doc, start, dir) { + if (dir < 0 && start.ch == 0) return doc.clipPos(Pos(start.line - 1)); + var line = doc.getLine(start.line); + if (dir > 0 && start.ch >= line.length) return doc.clipPos(Pos(start.line + 1, 0)); + var state = "start", type; + for (var pos = start.ch, e = dir < 0 ? 0 : line.length, i = 0; pos != e; pos += dir, i++) { + var next = line.charAt(dir < 0 ? pos - 1 : pos); + var cat = next != "_" && CodeMirror.isWordChar(next) ? "w" : "o"; + if (cat == "w" && next.toUpperCase() == next) cat = "W"; + if (state == "start") { + if (cat != "o") { state = "in"; type = cat; } + } else if (state == "in") { + if (type != cat) { + if (type == "w" && cat == "W" && dir < 0) pos--; + if (type == "W" && cat == "w" && dir > 0) { type = "w"; continue; } + break; + } + } + } + return Pos(start.line, pos); + } + + function moveSubword(cm, dir) { + cm.extendSelectionsBy(function(range) { + if (cm.display.shift || cm.doc.extend || range.empty()) + return findPosSubword(cm.doc, range.head, dir); + else + return dir < 0 ? range.from() : range.to(); + }); + } + + cmds.goSubwordLeft = function(cm) { moveSubword(cm, -1); }; + cmds.goSubwordRight = function(cm) { moveSubword(cm, 1); }; + + cmds.scrollLineUp = function(cm) { + var info = cm.getScrollInfo(); + if (!cm.somethingSelected()) { + var visibleBottomLine = cm.lineAtHeight(info.top + info.clientHeight, "local"); + if (cm.getCursor().line >= visibleBottomLine) + cm.execCommand("goLineUp"); + } + cm.scrollTo(null, info.top - cm.defaultTextHeight()); + }; + cmds.scrollLineDown = function(cm) { + var info = cm.getScrollInfo(); + if (!cm.somethingSelected()) { + var visibleTopLine = cm.lineAtHeight(info.top, "local")+1; + if (cm.getCursor().line <= visibleTopLine) + cm.execCommand("goLineDown"); + } + cm.scrollTo(null, info.top + cm.defaultTextHeight()); + }; + + cmds.splitSelectionByLine = function(cm) { + var ranges = cm.listSelections(), lineRanges = []; + for (var i = 0; i < ranges.length; i++) { + var from = ranges[i].from(), to = ranges[i].to(); + for (var line = from.line; line <= to.line; ++line) + if (!(to.line > from.line && line == to.line && to.ch == 0)) + lineRanges.push({anchor: line == from.line ? from : Pos(line, 0), + head: line == to.line ? to : Pos(line)}); + } + cm.setSelections(lineRanges, 0); + }; + + cmds.singleSelectionTop = function(cm) { + var range = cm.listSelections()[0]; + cm.setSelection(range.anchor, range.head, {scroll: false}); + }; + + cmds.selectLine = function(cm) { + var ranges = cm.listSelections(), extended = []; + for (var i = 0; i < ranges.length; i++) { + var range = ranges[i]; + extended.push({anchor: Pos(range.from().line, 0), + head: Pos(range.to().line + 1, 0)}); + } + cm.setSelections(extended); + }; + + function insertLine(cm, above) { + if (cm.isReadOnly()) return CodeMirror.Pass + cm.operation(function() { + var len = cm.listSelections().length, newSelection = [], last = -1; + for (var i = 0; i < len; i++) { + var head = cm.listSelections()[i].head; + if (head.line <= last) continue; + var at = Pos(head.line + (above ? 0 : 1), 0); + cm.replaceRange("\n", at, null, "+insertLine"); + cm.indentLine(at.line, null, true); + newSelection.push({head: at, anchor: at}); + last = head.line + 1; + } + cm.setSelections(newSelection); + }); + cm.execCommand("indentAuto"); + } + + cmds.insertLineAfter = function(cm) { return insertLine(cm, false); }; + + cmds.insertLineBefore = function(cm) { return insertLine(cm, true); }; + + function wordAt(cm, pos) { + var start = pos.ch, end = start, line = cm.getLine(pos.line); + while (start && CodeMirror.isWordChar(line.charAt(start - 1))) --start; + while (end < line.length && CodeMirror.isWordChar(line.charAt(end))) ++end; + return {from: Pos(pos.line, start), to: Pos(pos.line, end), word: line.slice(start, end)}; + } + + cmds.selectNextOccurrence = function(cm) { + var from = cm.getCursor("from"), to = cm.getCursor("to"); + var fullWord = cm.state.sublimeFindFullWord == cm.doc.sel; + if (CodeMirror.cmpPos(from, to) == 0) { + var word = wordAt(cm, from); + if (!word.word) return; + cm.setSelection(word.from, word.to); + fullWord = true; + } else { + var text = cm.getRange(from, to); + var query = fullWord ? new RegExp("\\b" + text + "\\b") : text; + var cur = cm.getSearchCursor(query, to); + var found = cur.findNext(); + if (!found) { + cur = cm.getSearchCursor(query, Pos(cm.firstLine(), 0)); + found = cur.findNext(); + } + if (!found || isSelectedRange(cm.listSelections(), cur.from(), cur.to())) + return CodeMirror.Pass + cm.addSelection(cur.from(), cur.to()); + } + if (fullWord) + cm.state.sublimeFindFullWord = cm.doc.sel; + }; + + function addCursorToSelection(cm, dir) { + var ranges = cm.listSelections(), newRanges = []; + for (var i = 0; i < ranges.length; i++) { + var range = ranges[i]; + var newAnchor = cm.findPosV( + range.anchor, dir, "line", range.anchor.goalColumn); + var newHead = cm.findPosV( + range.head, dir, "line", range.head.goalColumn); + newAnchor.goalColumn = range.anchor.goalColumn != null ? + range.anchor.goalColumn : cm.cursorCoords(range.anchor, "div").left; + newHead.goalColumn = range.head.goalColumn != null ? + range.head.goalColumn : cm.cursorCoords(range.head, "div").left; + var newRange = {anchor: newAnchor, head: newHead}; + newRanges.push(range); + newRanges.push(newRange); + } + cm.setSelections(newRanges); + } + cmds.addCursorToPrevLine = function(cm) { addCursorToSelection(cm, -1); }; + cmds.addCursorToNextLine = function(cm) { addCursorToSelection(cm, 1); }; + + function isSelectedRange(ranges, from, to) { + for (var i = 0; i < ranges.length; i++) + if (ranges[i].from() == from && ranges[i].to() == to) return true + return false + } + + var mirror = "(){}[]"; + function selectBetweenBrackets(cm) { + var ranges = cm.listSelections(), newRanges = [] + for (var i = 0; i < ranges.length; i++) { + var range = ranges[i], pos = range.head, opening = cm.scanForBracket(pos, -1); + if (!opening) return false; + for (;;) { + var closing = cm.scanForBracket(pos, 1); + if (!closing) return false; + if (closing.ch == mirror.charAt(mirror.indexOf(opening.ch) + 1)) { + var startPos = Pos(opening.pos.line, opening.pos.ch + 1); + if (CodeMirror.cmpPos(startPos, range.from()) == 0 && + CodeMirror.cmpPos(closing.pos, range.to()) == 0) { + opening = cm.scanForBracket(opening.pos, -1); + if (!opening) return false; + } else { + newRanges.push({anchor: startPos, head: closing.pos}); + break; + } + } + pos = Pos(closing.pos.line, closing.pos.ch + 1); + } + } + cm.setSelections(newRanges); + return true; + } + + cmds.selectScope = function(cm) { + selectBetweenBrackets(cm) || cm.execCommand("selectAll"); + }; + cmds.selectBetweenBrackets = function(cm) { + if (!selectBetweenBrackets(cm)) return CodeMirror.Pass; + }; + + cmds.goToBracket = function(cm) { + cm.extendSelectionsBy(function(range) { + var next = cm.scanForBracket(range.head, 1); + if (next && CodeMirror.cmpPos(next.pos, range.head) != 0) return next.pos; + var prev = cm.scanForBracket(range.head, -1); + return prev && Pos(prev.pos.line, prev.pos.ch + 1) || range.head; + }); + }; + + cmds.swapLineUp = function(cm) { + if (cm.isReadOnly()) return CodeMirror.Pass + var ranges = cm.listSelections(), linesToMove = [], at = cm.firstLine() - 1, newSels = []; + for (var i = 0; i < ranges.length; i++) { + var range = ranges[i], from = range.from().line - 1, to = range.to().line; + newSels.push({anchor: Pos(range.anchor.line - 1, range.anchor.ch), + head: Pos(range.head.line - 1, range.head.ch)}); + if (range.to().ch == 0 && !range.empty()) --to; + if (from > at) linesToMove.push(from, to); + else if (linesToMove.length) linesToMove[linesToMove.length - 1] = to; + at = to; + } + cm.operation(function() { + for (var i = 0; i < linesToMove.length; i += 2) { + var from = linesToMove[i], to = linesToMove[i + 1]; + var line = cm.getLine(from); + cm.replaceRange("", Pos(from, 0), Pos(from + 1, 0), "+swapLine"); + if (to > cm.lastLine()) + cm.replaceRange("\n" + line, Pos(cm.lastLine()), null, "+swapLine"); + else + cm.replaceRange(line + "\n", Pos(to, 0), null, "+swapLine"); + } + cm.setSelections(newSels); + cm.scrollIntoView(); + }); + }; + + cmds.swapLineDown = function(cm) { + if (cm.isReadOnly()) return CodeMirror.Pass + var ranges = cm.listSelections(), linesToMove = [], at = cm.lastLine() + 1; + for (var i = ranges.length - 1; i >= 0; i--) { + var range = ranges[i], from = range.to().line + 1, to = range.from().line; + if (range.to().ch == 0 && !range.empty()) from--; + if (from < at) linesToMove.push(from, to); + else if (linesToMove.length) linesToMove[linesToMove.length - 1] = to; + at = to; + } + cm.operation(function() { + for (var i = linesToMove.length - 2; i >= 0; i -= 2) { + var from = linesToMove[i], to = linesToMove[i + 1]; + var line = cm.getLine(from); + if (from == cm.lastLine()) + cm.replaceRange("", Pos(from - 1), Pos(from), "+swapLine"); + else + cm.replaceRange("", Pos(from, 0), Pos(from + 1, 0), "+swapLine"); + cm.replaceRange(line + "\n", Pos(to, 0), null, "+swapLine"); + } + cm.scrollIntoView(); + }); + }; + + cmds.toggleCommentIndented = function(cm) { + cm.toggleComment({ indent: true }); + } + + cmds.joinLines = function(cm) { + var ranges = cm.listSelections(), joined = []; + for (var i = 0; i < ranges.length; i++) { + var range = ranges[i], from = range.from(); + var start = from.line, end = range.to().line; + while (i < ranges.length - 1 && ranges[i + 1].from().line == end) + end = ranges[++i].to().line; + joined.push({start: start, end: end, anchor: !range.empty() && from}); + } + cm.operation(function() { + var offset = 0, ranges = []; + for (var i = 0; i < joined.length; i++) { + var obj = joined[i]; + var anchor = obj.anchor && Pos(obj.anchor.line - offset, obj.anchor.ch), head; + for (var line = obj.start; line <= obj.end; line++) { + var actual = line - offset; + if (line == obj.end) head = Pos(actual, cm.getLine(actual).length + 1); + if (actual < cm.lastLine()) { + cm.replaceRange(" ", Pos(actual), Pos(actual + 1, /^\s*/.exec(cm.getLine(actual + 1))[0].length)); + ++offset; + } + } + ranges.push({anchor: anchor || head, head: head}); + } + cm.setSelections(ranges, 0); + }); + }; + + cmds.duplicateLine = function(cm) { + cm.operation(function() { + var rangeCount = cm.listSelections().length; + for (var i = 0; i < rangeCount; i++) { + var range = cm.listSelections()[i]; + if (range.empty()) + cm.replaceRange(cm.getLine(range.head.line) + "\n", Pos(range.head.line, 0)); + else + cm.replaceRange(cm.getRange(range.from(), range.to()), range.from()); + } + cm.scrollIntoView(); + }); + }; + + + function sortLines(cm, caseSensitive) { + if (cm.isReadOnly()) return CodeMirror.Pass + var ranges = cm.listSelections(), toSort = [], selected; + for (var i = 0; i < ranges.length; i++) { + var range = ranges[i]; + if (range.empty()) continue; + var from = range.from().line, to = range.to().line; + while (i < ranges.length - 1 && ranges[i + 1].from().line == to) + to = ranges[++i].to().line; + if (!ranges[i].to().ch) to--; + toSort.push(from, to); + } + if (toSort.length) selected = true; + else toSort.push(cm.firstLine(), cm.lastLine()); + + cm.operation(function() { + var ranges = []; + for (var i = 0; i < toSort.length; i += 2) { + var from = toSort[i], to = toSort[i + 1]; + var start = Pos(from, 0), end = Pos(to); + var lines = cm.getRange(start, end, false); + if (caseSensitive) + lines.sort(); + else + lines.sort(function(a, b) { + var au = a.toUpperCase(), bu = b.toUpperCase(); + if (au != bu) { a = au; b = bu; } + return a < b ? -1 : a == b ? 0 : 1; + }); + cm.replaceRange(lines, start, end); + if (selected) ranges.push({anchor: start, head: Pos(to + 1, 0)}); + } + if (selected) cm.setSelections(ranges, 0); + }); + } + + cmds.sortLines = function(cm) { sortLines(cm, true); }; + cmds.sortLinesInsensitive = function(cm) { sortLines(cm, false); }; + + cmds.nextBookmark = function(cm) { + var marks = cm.state.sublimeBookmarks; + if (marks) while (marks.length) { + var current = marks.shift(); + var found = current.find(); + if (found) { + marks.push(current); + return cm.setSelection(found.from, found.to); + } + } + }; + + cmds.prevBookmark = function(cm) { + var marks = cm.state.sublimeBookmarks; + if (marks) while (marks.length) { + marks.unshift(marks.pop()); + var found = marks[marks.length - 1].find(); + if (!found) + marks.pop(); + else + return cm.setSelection(found.from, found.to); + } + }; + + cmds.toggleBookmark = function(cm) { + var ranges = cm.listSelections(); + var marks = cm.state.sublimeBookmarks || (cm.state.sublimeBookmarks = []); + for (var i = 0; i < ranges.length; i++) { + var from = ranges[i].from(), to = ranges[i].to(); + var found = ranges[i].empty() ? cm.findMarksAt(from) : cm.findMarks(from, to); + for (var j = 0; j < found.length; j++) { + if (found[j].sublimeBookmark) { + found[j].clear(); + for (var k = 0; k < marks.length; k++) + if (marks[k] == found[j]) + marks.splice(k--, 1); + break; + } + } + if (j == found.length) + marks.push(cm.markText(from, to, {sublimeBookmark: true, clearWhenEmpty: false})); + } + }; + + cmds.clearBookmarks = function(cm) { + var marks = cm.state.sublimeBookmarks; + if (marks) for (var i = 0; i < marks.length; i++) marks[i].clear(); + marks.length = 0; + }; + + cmds.selectBookmarks = function(cm) { + var marks = cm.state.sublimeBookmarks, ranges = []; + if (marks) for (var i = 0; i < marks.length; i++) { + var found = marks[i].find(); + if (!found) + marks.splice(i--, 0); + else + ranges.push({anchor: found.from, head: found.to}); + } + if (ranges.length) + cm.setSelections(ranges, 0); + }; + + function modifyWordOrSelection(cm, mod) { + cm.operation(function() { + var ranges = cm.listSelections(), indices = [], replacements = []; + for (var i = 0; i < ranges.length; i++) { + var range = ranges[i]; + if (range.empty()) { indices.push(i); replacements.push(""); } + else replacements.push(mod(cm.getRange(range.from(), range.to()))); + } + cm.replaceSelections(replacements, "around", "case"); + for (var i = indices.length - 1, at; i >= 0; i--) { + var range = ranges[indices[i]]; + if (at && CodeMirror.cmpPos(range.head, at) > 0) continue; + var word = wordAt(cm, range.head); + at = word.from; + cm.replaceRange(mod(word.word), word.from, word.to); + } + }); + } + + cmds.smartBackspace = function(cm) { + if (cm.somethingSelected()) return CodeMirror.Pass; + + cm.operation(function() { + var cursors = cm.listSelections(); + var indentUnit = cm.getOption("indentUnit"); + + for (var i = cursors.length - 1; i >= 0; i--) { + var cursor = cursors[i].head; + var toStartOfLine = cm.getRange({line: cursor.line, ch: 0}, cursor); + var column = CodeMirror.countColumn(toStartOfLine, null, cm.getOption("tabSize")); + + // Delete by one character by default + var deletePos = cm.findPosH(cursor, -1, "char", false); + + if (toStartOfLine && !/\S/.test(toStartOfLine) && column % indentUnit == 0) { + var prevIndent = new Pos(cursor.line, + CodeMirror.findColumn(toStartOfLine, column - indentUnit, indentUnit)); + + // Smart delete only if we found a valid prevIndent location + if (prevIndent.ch != cursor.ch) deletePos = prevIndent; + } + + cm.replaceRange("", deletePos, cursor, "+delete"); + } + }); + }; + + cmds.delLineRight = function(cm) { + cm.operation(function() { + var ranges = cm.listSelections(); + for (var i = ranges.length - 1; i >= 0; i--) + cm.replaceRange("", ranges[i].anchor, Pos(ranges[i].to().line), "+delete"); + cm.scrollIntoView(); + }); + }; + + cmds.upcaseAtCursor = function(cm) { + modifyWordOrSelection(cm, function(str) { return str.toUpperCase(); }); + }; + cmds.downcaseAtCursor = function(cm) { + modifyWordOrSelection(cm, function(str) { return str.toLowerCase(); }); + }; + + cmds.setSublimeMark = function(cm) { + if (cm.state.sublimeMark) cm.state.sublimeMark.clear(); + cm.state.sublimeMark = cm.setBookmark(cm.getCursor()); + }; + cmds.selectToSublimeMark = function(cm) { + var found = cm.state.sublimeMark && cm.state.sublimeMark.find(); + if (found) cm.setSelection(cm.getCursor(), found); + }; + cmds.deleteToSublimeMark = function(cm) { + var found = cm.state.sublimeMark && cm.state.sublimeMark.find(); + if (found) { + var from = cm.getCursor(), to = found; + if (CodeMirror.cmpPos(from, to) > 0) { var tmp = to; to = from; from = tmp; } + cm.state.sublimeKilled = cm.getRange(from, to); + cm.replaceRange("", from, to); + } + }; + cmds.swapWithSublimeMark = function(cm) { + var found = cm.state.sublimeMark && cm.state.sublimeMark.find(); + if (found) { + cm.state.sublimeMark.clear(); + cm.state.sublimeMark = cm.setBookmark(cm.getCursor()); + cm.setCursor(found); + } + }; + cmds.sublimeYank = function(cm) { + if (cm.state.sublimeKilled != null) + cm.replaceSelection(cm.state.sublimeKilled, null, "paste"); + }; + + cmds.showInCenter = function(cm) { + var pos = cm.cursorCoords(null, "local"); + cm.scrollTo(null, (pos.top + pos.bottom) / 2 - cm.getScrollInfo().clientHeight / 2); + }; + + function getTarget(cm) { + var from = cm.getCursor("from"), to = cm.getCursor("to"); + if (CodeMirror.cmpPos(from, to) == 0) { + var word = wordAt(cm, from); + if (!word.word) return; + from = word.from; + to = word.to; + } + return {from: from, to: to, query: cm.getRange(from, to), word: word}; + } + + function findAndGoTo(cm, forward) { + var target = getTarget(cm); + if (!target) return; + var query = target.query; + var cur = cm.getSearchCursor(query, forward ? target.to : target.from); + + if (forward ? cur.findNext() : cur.findPrevious()) { + cm.setSelection(cur.from(), cur.to()); + } else { + cur = cm.getSearchCursor(query, forward ? Pos(cm.firstLine(), 0) + : cm.clipPos(Pos(cm.lastLine()))); + if (forward ? cur.findNext() : cur.findPrevious()) + cm.setSelection(cur.from(), cur.to()); + else if (target.word) + cm.setSelection(target.from, target.to); + } + }; + cmds.findUnder = function(cm) { findAndGoTo(cm, true); }; + cmds.findUnderPrevious = function(cm) { findAndGoTo(cm,false); }; + cmds.findAllUnder = function(cm) { + var target = getTarget(cm); + if (!target) return; + var cur = cm.getSearchCursor(target.query); + var matches = []; + var primaryIndex = -1; + while (cur.findNext()) { + matches.push({anchor: cur.from(), head: cur.to()}); + if (cur.from().line <= target.from.line && cur.from().ch <= target.from.ch) + primaryIndex++; + } + cm.setSelections(matches, primaryIndex); + }; + + + var keyMap = CodeMirror.keyMap; + keyMap.macSublime = { + "Cmd-Left": "goLineStartSmart", + "Shift-Tab": "indentLess", + "Shift-Ctrl-K": "deleteLine", + "Alt-Q": "wrapLines", + "Ctrl-Left": "goSubwordLeft", + "Ctrl-Right": "goSubwordRight", + "Ctrl-Alt-Up": "scrollLineUp", + "Ctrl-Alt-Down": "scrollLineDown", + "Cmd-L": "selectLine", + "Shift-Cmd-L": "splitSelectionByLine", + "Esc": "singleSelectionTop", + "Cmd-Enter": "insertLineAfter", + "Shift-Cmd-Enter": "insertLineBefore", + "Cmd-D": "selectNextOccurrence", + "Shift-Cmd-Space": "selectScope", + "Shift-Cmd-M": "selectBetweenBrackets", + "Cmd-M": "goToBracket", + "Cmd-Ctrl-Up": "swapLineUp", + "Cmd-Ctrl-Down": "swapLineDown", + "Cmd-/": "toggleCommentIndented", + "Cmd-J": "joinLines", + "Shift-Cmd-D": "duplicateLine", + "F5": "sortLines", + "Cmd-F5": "sortLinesInsensitive", + "F2": "nextBookmark", + "Shift-F2": "prevBookmark", + "Cmd-F2": "toggleBookmark", + "Shift-Cmd-F2": "clearBookmarks", + "Alt-F2": "selectBookmarks", + "Backspace": "smartBackspace", + "Cmd-K Cmd-K": "delLineRight", + "Cmd-K Cmd-U": "upcaseAtCursor", + "Cmd-K Cmd-L": "downcaseAtCursor", + "Cmd-K Cmd-Space": "setSublimeMark", + "Cmd-K Cmd-A": "selectToSublimeMark", + "Cmd-K Cmd-W": "deleteToSublimeMark", + "Cmd-K Cmd-X": "swapWithSublimeMark", + "Cmd-K Cmd-Y": "sublimeYank", + "Cmd-K Cmd-C": "showInCenter", + "Cmd-K Cmd-G": "clearBookmarks", + "Cmd-K Cmd-Backspace": "delLineLeft", + "Cmd-K Cmd-0": "unfoldAll", + "Cmd-K Cmd-J": "unfoldAll", + "Ctrl-Shift-Up": "addCursorToPrevLine", + "Ctrl-Shift-Down": "addCursorToNextLine", + "Cmd-F3": "findUnder", + "Shift-Cmd-F3": "findUnderPrevious", + "Alt-F3": "findAllUnder", + "Shift-Cmd-[": "fold", + "Shift-Cmd-]": "unfold", + "Cmd-I": "findIncremental", + "Shift-Cmd-I": "findIncrementalReverse", + "Cmd-H": "replace", + "F3": "findNext", + "Shift-F3": "findPrev", + "fallthrough": "macDefault" + }; + CodeMirror.normalizeKeyMap(keyMap.macSublime); + + keyMap.pcSublime = { + "Shift-Tab": "indentLess", + "Shift-Ctrl-K": "deleteLine", + "Alt-Q": "wrapLines", + "Ctrl-T": "transposeChars", + "Alt-Left": "goSubwordLeft", + "Alt-Right": "goSubwordRight", + "Ctrl-Up": "scrollLineUp", + "Ctrl-Down": "scrollLineDown", + "Ctrl-L": "selectLine", + "Shift-Ctrl-L": "splitSelectionByLine", + "Esc": "singleSelectionTop", + "Ctrl-Enter": "insertLineAfter", + "Shift-Ctrl-Enter": "insertLineBefore", + "Ctrl-D": "selectNextOccurrence", + "Shift-Ctrl-Space": "selectScope", + "Shift-Ctrl-M": "selectBetweenBrackets", + "Ctrl-M": "goToBracket", + "Shift-Ctrl-Up": "swapLineUp", + "Shift-Ctrl-Down": "swapLineDown", + "Ctrl-/": "toggleCommentIndented", + "Ctrl-J": "joinLines", + "Shift-Ctrl-D": "duplicateLine", + "F9": "sortLines", + "Ctrl-F9": "sortLinesInsensitive", + "F2": "nextBookmark", + "Shift-F2": "prevBookmark", + "Ctrl-F2": "toggleBookmark", + "Shift-Ctrl-F2": "clearBookmarks", + "Alt-F2": "selectBookmarks", + "Backspace": "smartBackspace", + "Ctrl-K Ctrl-K": "delLineRight", + "Ctrl-K Ctrl-U": "upcaseAtCursor", + "Ctrl-K Ctrl-L": "downcaseAtCursor", + "Ctrl-K Ctrl-Space": "setSublimeMark", + "Ctrl-K Ctrl-A": "selectToSublimeMark", + "Ctrl-K Ctrl-W": "deleteToSublimeMark", + "Ctrl-K Ctrl-X": "swapWithSublimeMark", + "Ctrl-K Ctrl-Y": "sublimeYank", + "Ctrl-K Ctrl-C": "showInCenter", + "Ctrl-K Ctrl-G": "clearBookmarks", + "Ctrl-K Ctrl-Backspace": "delLineLeft", + "Ctrl-K Ctrl-0": "unfoldAll", + "Ctrl-K Ctrl-J": "unfoldAll", + "Ctrl-Alt-Up": "addCursorToPrevLine", + "Ctrl-Alt-Down": "addCursorToNextLine", + "Ctrl-F3": "findUnder", + "Shift-Ctrl-F3": "findUnderPrevious", + "Alt-F3": "findAllUnder", + "Shift-Ctrl-[": "fold", + "Shift-Ctrl-]": "unfold", + "Ctrl-I": "findIncremental", + "Shift-Ctrl-I": "findIncrementalReverse", + "Ctrl-H": "replace", + "F3": "findNext", + "Shift-F3": "findPrev", + "fallthrough": "pcDefault" + }; + CodeMirror.normalizeKeyMap(keyMap.pcSublime); + + var mac = keyMap.default == keyMap.macDefault; + keyMap.sublime = mac ? keyMap.macSublime : keyMap.pcSublime; +}); diff --git a/devtools/client/shared/sourceeditor/codemirror/keymap/vim.js b/devtools/client/shared/sourceeditor/codemirror/keymap/vim.js new file mode 100644 index 0000000000..e08ad11808 --- /dev/null +++ b/devtools/client/shared/sourceeditor/codemirror/keymap/vim.js @@ -0,0 +1,5494 @@ +// CodeMirror, copyright (c) by Marijn Haverbeke and others +// Distributed under an MIT license: https://codemirror.net/LICENSE + +/** + * Supported keybindings: + * Too many to list. Refer to defaultKeymap below. + * + * Supported Ex commands: + * Refer to defaultExCommandMap below. + * + * Registers: unnamed, -, a-z, A-Z, 0-9 + * (Does not respect the special case for number registers when delete + * operator is made with these commands: %, (, ), , /, ?, n, N, {, } ) + * TODO: Implement the remaining registers. + * + * Marks: a-z, A-Z, and 0-9 + * TODO: Implement the remaining special marks. They have more complex + * behavior. + * + * Events: + * 'vim-mode-change' - raised on the editor anytime the current mode changes, + * Event object: {mode: "visual", subMode: "linewise"} + * + * Code structure: + * 1. Default keymap + * 2. Variable declarations and short basic helpers + * 3. Instance (External API) implementation + * 4. Internal state tracking objects (input state, counter) implementation + * and instantiation + * 5. Key handler (the main command dispatcher) implementation + * 6. Motion, operator, and action implementations + * 7. Helper functions for the key handler, motions, operators, and actions + * 8. Set up Vim to work as a keymap for CodeMirror. + * 9. Ex command implementations. + */ + +(function(mod) { + if (typeof exports == "object" && typeof module == "object") // CommonJS + mod(require("resource://devtools/client/shared/sourceeditor/codemirror/lib/codemirror.js"), require("resource://devtools/client/shared/sourceeditor/codemirror/addon/search/searchcursor.js"), require("resource://devtools/client/shared/sourceeditor/codemirror/addon/dialog/dialog.js"), require("resource://devtools/client/shared/sourceeditor/codemirror/addon/edit/matchbrackets.js")); + else if (typeof define == "function" && define.amd) // AMD + define(["../lib/codemirror", "../addon/search/searchcursor", "../addon/dialog/dialog", "../addon/edit/matchbrackets"], mod); + else // Plain browser env + mod(CodeMirror); +})(function(CodeMirror) { + 'use strict'; + + var defaultKeymap = [ + // Key to key mapping. This goes first to make it possible to override + // existing mappings. + { keys: '<Left>', type: 'keyToKey', toKeys: 'h' }, + { keys: '<Right>', type: 'keyToKey', toKeys: 'l' }, + { keys: '<Up>', type: 'keyToKey', toKeys: 'k' }, + { keys: '<Down>', type: 'keyToKey', toKeys: 'j' }, + { keys: '<Space>', type: 'keyToKey', toKeys: 'l' }, + { keys: '<BS>', type: 'keyToKey', toKeys: 'h', context: 'normal'}, + { keys: '<Del>', type: 'keyToKey', toKeys: 'x', context: 'normal'}, + { keys: '<C-Space>', type: 'keyToKey', toKeys: 'W' }, + { keys: '<C-BS>', type: 'keyToKey', toKeys: 'B', context: 'normal' }, + { keys: '<S-Space>', type: 'keyToKey', toKeys: 'w' }, + { keys: '<S-BS>', type: 'keyToKey', toKeys: 'b', context: 'normal' }, + { keys: '<C-n>', type: 'keyToKey', toKeys: 'j' }, + { keys: '<C-p>', type: 'keyToKey', toKeys: 'k' }, + { keys: '<C-[>', type: 'keyToKey', toKeys: '<Esc>' }, + { keys: '<C-c>', type: 'keyToKey', toKeys: '<Esc>' }, + { keys: '<C-[>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' }, + { keys: '<C-c>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' }, + { keys: 's', type: 'keyToKey', toKeys: 'cl', context: 'normal' }, + { keys: 's', type: 'keyToKey', toKeys: 'c', context: 'visual'}, + { keys: 'S', type: 'keyToKey', toKeys: 'cc', context: 'normal' }, + { keys: 'S', type: 'keyToKey', toKeys: 'VdO', context: 'visual' }, + { keys: '<Home>', type: 'keyToKey', toKeys: '0' }, + { keys: '<End>', type: 'keyToKey', toKeys: '$' }, + { keys: '<PageUp>', type: 'keyToKey', toKeys: '<C-b>' }, + { keys: '<PageDown>', type: 'keyToKey', toKeys: '<C-f>' }, + { keys: '<CR>', type: 'keyToKey', toKeys: 'j^', context: 'normal' }, + { keys: '<Ins>', type: 'action', action: 'toggleOverwrite', context: 'insert' }, + // Motions + { keys: 'H', type: 'motion', motion: 'moveToTopLine', motionArgs: { linewise: true, toJumplist: true }}, + { keys: 'M', type: 'motion', motion: 'moveToMiddleLine', motionArgs: { linewise: true, toJumplist: true }}, + { keys: 'L', type: 'motion', motion: 'moveToBottomLine', motionArgs: { linewise: true, toJumplist: true }}, + { keys: 'h', type: 'motion', motion: 'moveByCharacters', motionArgs: { forward: false }}, + { keys: 'l', type: 'motion', motion: 'moveByCharacters', motionArgs: { forward: true }}, + { keys: 'j', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, linewise: true }}, + { keys: 'k', type: 'motion', motion: 'moveByLines', motionArgs: { forward: false, linewise: true }}, + { keys: 'gj', type: 'motion', motion: 'moveByDisplayLines', motionArgs: { forward: true }}, + { keys: 'gk', type: 'motion', motion: 'moveByDisplayLines', motionArgs: { forward: false }}, + { keys: 'w', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: false }}, + { keys: 'W', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: false, bigWord: true }}, + { keys: 'e', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: true, inclusive: true }}, + { keys: 'E', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: true, bigWord: true, inclusive: true }}, + { keys: 'b', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false }}, + { keys: 'B', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false, bigWord: true }}, + { keys: 'ge', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: true, inclusive: true }}, + { keys: 'gE', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: true, bigWord: true, inclusive: true }}, + { keys: '{', type: 'motion', motion: 'moveByParagraph', motionArgs: { forward: false, toJumplist: true }}, + { keys: '}', type: 'motion', motion: 'moveByParagraph', motionArgs: { forward: true, toJumplist: true }}, + { keys: '(', type: 'motion', motion: 'moveBySentence', motionArgs: { forward: false }}, + { keys: ')', type: 'motion', motion: 'moveBySentence', motionArgs: { forward: true }}, + { keys: '<C-f>', type: 'motion', motion: 'moveByPage', motionArgs: { forward: true }}, + { keys: '<C-b>', type: 'motion', motion: 'moveByPage', motionArgs: { forward: false }}, + { keys: '<C-d>', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: true, explicitRepeat: true }}, + { keys: '<C-u>', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: false, explicitRepeat: true }}, + { keys: 'gg', type: 'motion', motion: 'moveToLineOrEdgeOfDocument', motionArgs: { forward: false, explicitRepeat: true, linewise: true, toJumplist: true }}, + { keys: 'G', type: 'motion', motion: 'moveToLineOrEdgeOfDocument', motionArgs: { forward: true, explicitRepeat: true, linewise: true, toJumplist: true }}, + { keys: '0', type: 'motion', motion: 'moveToStartOfLine' }, + { keys: '^', type: 'motion', motion: 'moveToFirstNonWhiteSpaceCharacter' }, + { keys: '+', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, toFirstChar:true }}, + { keys: '-', type: 'motion', motion: 'moveByLines', motionArgs: { forward: false, toFirstChar:true }}, + { keys: '_', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, toFirstChar:true, repeatOffset:-1 }}, + { keys: '$', type: 'motion', motion: 'moveToEol', motionArgs: { inclusive: true }}, + { keys: '%', type: 'motion', motion: 'moveToMatchedSymbol', motionArgs: { inclusive: true, toJumplist: true }}, + { keys: 'f<character>', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: true , inclusive: true }}, + { keys: 'F<character>', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: false }}, + { keys: 't<character>', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: true, inclusive: true }}, + { keys: 'T<character>', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: false }}, + { keys: ';', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: true }}, + { keys: ',', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: false }}, + { keys: '\'<character>', type: 'motion', motion: 'goToMark', motionArgs: {toJumplist: true, linewise: true}}, + { keys: '`<character>', type: 'motion', motion: 'goToMark', motionArgs: {toJumplist: true}}, + { keys: ']`', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: true } }, + { keys: '[`', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: false } }, + { keys: ']\'', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: true, linewise: true } }, + { keys: '[\'', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: false, linewise: true } }, + // the next two aren't motions but must come before more general motion declarations + { keys: ']p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: true, isEdit: true, matchIndent: true}}, + { keys: '[p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: false, isEdit: true, matchIndent: true}}, + { keys: ']<character>', type: 'motion', motion: 'moveToSymbol', motionArgs: { forward: true, toJumplist: true}}, + { keys: '[<character>', type: 'motion', motion: 'moveToSymbol', motionArgs: { forward: false, toJumplist: true}}, + { keys: '|', type: 'motion', motion: 'moveToColumn'}, + { keys: 'o', type: 'motion', motion: 'moveToOtherHighlightedEnd', context:'visual'}, + { keys: 'O', type: 'motion', motion: 'moveToOtherHighlightedEnd', motionArgs: {sameLine: true}, context:'visual'}, + // Operators + { keys: 'd', type: 'operator', operator: 'delete' }, + { keys: 'y', type: 'operator', operator: 'yank' }, + { keys: 'c', type: 'operator', operator: 'change' }, + { keys: '=', type: 'operator', operator: 'indentAuto' }, + { keys: '>', type: 'operator', operator: 'indent', operatorArgs: { indentRight: true }}, + { keys: '<', type: 'operator', operator: 'indent', operatorArgs: { indentRight: false }}, + { keys: 'g~', type: 'operator', operator: 'changeCase' }, + { keys: 'gu', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: true}, isEdit: true }, + { keys: 'gU', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: false}, isEdit: true }, + { keys: 'n', type: 'motion', motion: 'findNext', motionArgs: { forward: true, toJumplist: true }}, + { keys: 'N', type: 'motion', motion: 'findNext', motionArgs: { forward: false, toJumplist: true }}, + // Operator-Motion dual commands + { keys: 'x', type: 'operatorMotion', operator: 'delete', motion: 'moveByCharacters', motionArgs: { forward: true }, operatorMotionArgs: { visualLine: false }}, + { keys: 'X', type: 'operatorMotion', operator: 'delete', motion: 'moveByCharacters', motionArgs: { forward: false }, operatorMotionArgs: { visualLine: true }}, + { keys: 'D', type: 'operatorMotion', operator: 'delete', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'}, + { keys: 'D', type: 'operator', operator: 'delete', operatorArgs: { linewise: true }, context: 'visual'}, + { keys: 'Y', type: 'operatorMotion', operator: 'yank', motion: 'expandToLine', motionArgs: { linewise: true }, context: 'normal'}, + { keys: 'Y', type: 'operator', operator: 'yank', operatorArgs: { linewise: true }, context: 'visual'}, + { keys: 'C', type: 'operatorMotion', operator: 'change', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'}, + { keys: 'C', type: 'operator', operator: 'change', operatorArgs: { linewise: true }, context: 'visual'}, + { keys: '~', type: 'operatorMotion', operator: 'changeCase', motion: 'moveByCharacters', motionArgs: { forward: true }, operatorArgs: { shouldMoveCursor: true }, context: 'normal'}, + { keys: '~', type: 'operator', operator: 'changeCase', context: 'visual'}, + { keys: '<C-w>', type: 'operatorMotion', operator: 'delete', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false }, context: 'insert' }, + //ignore C-w in normal mode + { keys: '<C-w>', type: 'idle', context: 'normal' }, + // Actions + { keys: '<C-i>', type: 'action', action: 'jumpListWalk', actionArgs: { forward: true }}, + { keys: '<C-o>', type: 'action', action: 'jumpListWalk', actionArgs: { forward: false }}, + { keys: '<C-e>', type: 'action', action: 'scroll', actionArgs: { forward: true, linewise: true }}, + { keys: '<C-y>', type: 'action', action: 'scroll', actionArgs: { forward: false, linewise: true }}, + { keys: 'a', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'charAfter' }, context: 'normal' }, + { keys: 'A', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'eol' }, context: 'normal' }, + { keys: 'A', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'endOfSelectedArea' }, context: 'visual' }, + { keys: 'i', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'inplace' }, context: 'normal' }, + { keys: 'I', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'firstNonBlank'}, context: 'normal' }, + { keys: 'I', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'startOfSelectedArea' }, context: 'visual' }, + { keys: 'o', type: 'action', action: 'newLineAndEnterInsertMode', isEdit: true, interlaceInsertRepeat: true, actionArgs: { after: true }, context: 'normal' }, + { keys: 'O', type: 'action', action: 'newLineAndEnterInsertMode', isEdit: true, interlaceInsertRepeat: true, actionArgs: { after: false }, context: 'normal' }, + { keys: 'v', type: 'action', action: 'toggleVisualMode' }, + { keys: 'V', type: 'action', action: 'toggleVisualMode', actionArgs: { linewise: true }}, + { keys: '<C-v>', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true }}, + { keys: '<C-q>', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true }}, + { keys: 'gv', type: 'action', action: 'reselectLastSelection' }, + { keys: 'J', type: 'action', action: 'joinLines', isEdit: true }, + { keys: 'p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: true, isEdit: true }}, + { keys: 'P', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: false, isEdit: true }}, + { keys: 'r<character>', type: 'action', action: 'replace', isEdit: true }, + { keys: '@<character>', type: 'action', action: 'replayMacro' }, + { keys: 'q<character>', type: 'action', action: 'enterMacroRecordMode' }, + // Handle Replace-mode as a special case of insert mode. + { keys: 'R', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { replace: true }}, + { keys: 'u', type: 'action', action: 'undo', context: 'normal' }, + { keys: 'u', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: true}, context: 'visual', isEdit: true }, + { keys: 'U', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: false}, context: 'visual', isEdit: true }, + { keys: '<C-r>', type: 'action', action: 'redo' }, + { keys: 'm<character>', type: 'action', action: 'setMark' }, + { keys: '"<character>', type: 'action', action: 'setRegister' }, + { keys: 'zz', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'center' }}, + { keys: 'z.', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'center' }, motion: 'moveToFirstNonWhiteSpaceCharacter' }, + { keys: 'zt', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'top' }}, + { keys: 'z<CR>', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'top' }, motion: 'moveToFirstNonWhiteSpaceCharacter' }, + { keys: 'z-', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'bottom' }}, + { keys: 'zb', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'bottom' }, motion: 'moveToFirstNonWhiteSpaceCharacter' }, + { keys: '.', type: 'action', action: 'repeatLastEdit' }, + { keys: '<C-a>', type: 'action', action: 'incrementNumberToken', isEdit: true, actionArgs: {increase: true, backtrack: false}}, + { keys: '<C-x>', type: 'action', action: 'incrementNumberToken', isEdit: true, actionArgs: {increase: false, backtrack: false}}, + { keys: '<C-t>', type: 'action', action: 'indent', actionArgs: { indentRight: true }, context: 'insert' }, + { keys: '<C-d>', type: 'action', action: 'indent', actionArgs: { indentRight: false }, context: 'insert' }, + // Text object motions + { keys: 'a<character>', type: 'motion', motion: 'textObjectManipulation' }, + { keys: 'i<character>', type: 'motion', motion: 'textObjectManipulation', motionArgs: { textObjectInner: true }}, + // Search + { keys: '/', type: 'search', searchArgs: { forward: true, querySrc: 'prompt', toJumplist: true }}, + { keys: '?', type: 'search', searchArgs: { forward: false, querySrc: 'prompt', toJumplist: true }}, + { keys: '*', type: 'search', searchArgs: { forward: true, querySrc: 'wordUnderCursor', wholeWordOnly: true, toJumplist: true }}, + { keys: '#', type: 'search', searchArgs: { forward: false, querySrc: 'wordUnderCursor', wholeWordOnly: true, toJumplist: true }}, + { keys: 'g*', type: 'search', searchArgs: { forward: true, querySrc: 'wordUnderCursor', toJumplist: true }}, + { keys: 'g#', type: 'search', searchArgs: { forward: false, querySrc: 'wordUnderCursor', toJumplist: true }}, + // Ex command + { keys: ':', type: 'ex' } + ]; + var defaultKeymapLength = defaultKeymap.length; + + /** + * Ex commands + * Care must be taken when adding to the default Ex command map. For any + * pair of commands that have a shared prefix, at least one of their + * shortNames must not match the prefix of the other command. + */ + var defaultExCommandMap = [ + { name: 'colorscheme', shortName: 'colo' }, + { name: 'map' }, + { name: 'imap', shortName: 'im' }, + { name: 'nmap', shortName: 'nm' }, + { name: 'vmap', shortName: 'vm' }, + { name: 'unmap' }, + { name: 'write', shortName: 'w' }, + { name: 'undo', shortName: 'u' }, + { name: 'redo', shortName: 'red' }, + { name: 'set', shortName: 'se' }, + { name: 'set', shortName: 'se' }, + { name: 'setlocal', shortName: 'setl' }, + { name: 'setglobal', shortName: 'setg' }, + { name: 'sort', shortName: 'sor' }, + { name: 'substitute', shortName: 's', possiblyAsync: true }, + { name: 'nohlsearch', shortName: 'noh' }, + { name: 'yank', shortName: 'y' }, + { name: 'delmarks', shortName: 'delm' }, + { name: 'registers', shortName: 'reg', excludeFromCommandHistory: true }, + { name: 'global', shortName: 'g' } + ]; + + var Pos = CodeMirror.Pos; + + var Vim = function() { + function enterVimMode(cm) { + cm.setOption('disableInput', true); + cm.setOption('showCursorWhenSelecting', false); + CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"}); + cm.on('cursorActivity', onCursorActivity); + maybeInitVimState(cm); + CodeMirror.on(cm.getInputField(), 'paste', getOnPasteFn(cm)); + } + + function leaveVimMode(cm) { + cm.setOption('disableInput', false); + cm.off('cursorActivity', onCursorActivity); + CodeMirror.off(cm.getInputField(), 'paste', getOnPasteFn(cm)); + cm.state.vim = null; + } + + function detachVimMap(cm, next) { + if (this == CodeMirror.keyMap.vim) { + CodeMirror.rmClass(cm.getWrapperElement(), "cm-fat-cursor"); + if (cm.getOption("inputStyle") == "contenteditable" && document.body.style.caretColor != null) { + disableFatCursorMark(cm); + cm.getInputField().style.caretColor = ""; + } + } + + if (!next || next.attach != attachVimMap) + leaveVimMode(cm); + } + function attachVimMap(cm, prev) { + if (this == CodeMirror.keyMap.vim) { + CodeMirror.addClass(cm.getWrapperElement(), "cm-fat-cursor"); + if (cm.getOption("inputStyle") == "contenteditable" && document.body.style.caretColor != null) { + enableFatCursorMark(cm); + cm.getInputField().style.caretColor = "transparent"; + } + } + + if (!prev || prev.attach != attachVimMap) + enterVimMode(cm); + } + + function updateFatCursorMark(cm) { + if (!cm.state.fatCursorMarks) return; + clearFatCursorMark(cm); + var ranges = cm.listSelections(), result = [] + for (var i = 0; i < ranges.length; i++) { + var range = ranges[i] + if (range.empty()) { + if (range.anchor.ch < cm.getLine(range.anchor.line).length) { + result.push(cm.markText(range.anchor, Pos(range.anchor.line, range.anchor.ch + 1), + {className: "cm-fat-cursor-mark"})) + } else { + var widget = document.createElement("span") + widget.textContent = "\u00a0" + widget.className = "cm-fat-cursor-mark" + result.push(cm.setBookmark(range.anchor, {widget: widget})) + } + } + } + cm.state.fatCursorMarks = result; + } + + function clearFatCursorMark(cm) { + var marks = cm.state.fatCursorMarks; + if (marks) for (var i = 0; i < marks.length; i++) marks[i].clear(); + } + + function enableFatCursorMark(cm) { + cm.state.fatCursorMarks = []; + updateFatCursorMark(cm) + cm.on("cursorActivity", updateFatCursorMark) + } + + function disableFatCursorMark(cm) { + clearFatCursorMark(cm); + cm.off("cursorActivity", updateFatCursorMark); + // explicitly set fatCursorMarks to null because event listener above + // can be invoke after removing it, if off is called from operation + cm.state.fatCursorMarks = null; + } + + // Deprecated, simply setting the keymap works again. + CodeMirror.defineOption('vimMode', false, function(cm, val, prev) { + if (val && cm.getOption("keyMap") != "vim") + cm.setOption("keyMap", "vim"); + else if (!val && prev != CodeMirror.Init && /^vim/.test(cm.getOption("keyMap"))) + cm.setOption("keyMap", "default"); + }); + + function cmKey(key, cm) { + if (!cm) { return undefined; } + if (this[key]) { return this[key]; } + var vimKey = cmKeyToVimKey(key); + if (!vimKey) { + return false; + } + var cmd = CodeMirror.Vim.findKey(cm, vimKey); + if (typeof cmd == 'function') { + CodeMirror.signal(cm, 'vim-keypress', vimKey); + } + return cmd; + } + + var modifiers = {'Shift': 'S', 'Ctrl': 'C', 'Alt': 'A', 'Cmd': 'D', 'Mod': 'A'}; + var specialKeys = {Enter:'CR',Backspace:'BS',Delete:'Del',Insert:'Ins'}; + function cmKeyToVimKey(key) { + if (key.charAt(0) == '\'') { + // Keypress character binding of format "'a'" + return key.charAt(1); + } + var pieces = key.split(/-(?!$)/); + var lastPiece = pieces[pieces.length - 1]; + if (pieces.length == 1 && pieces[0].length == 1) { + // No-modifier bindings use literal character bindings above. Skip. + return false; + } else if (pieces.length == 2 && pieces[0] == 'Shift' && lastPiece.length == 1) { + // Ignore Shift+char bindings as they should be handled by literal character. + return false; + } + var hasCharacter = false; + for (var i = 0; i < pieces.length; i++) { + var piece = pieces[i]; + if (piece in modifiers) { pieces[i] = modifiers[piece]; } + else { hasCharacter = true; } + if (piece in specialKeys) { pieces[i] = specialKeys[piece]; } + } + if (!hasCharacter) { + // Vim does not support modifier only keys. + return false; + } + // TODO: Current bindings expect the character to be lower case, but + // it looks like vim key notation uses upper case. + if (isUpperCase(lastPiece)) { + pieces[pieces.length - 1] = lastPiece.toLowerCase(); + } + return '<' + pieces.join('-') + '>'; + } + + function getOnPasteFn(cm) { + var vim = cm.state.vim; + if (!vim.onPasteFn) { + vim.onPasteFn = function() { + if (!vim.insertMode) { + cm.setCursor(offsetCursor(cm.getCursor(), 0, 1)); + actions.enterInsertMode(cm, {}, vim); + } + }; + } + return vim.onPasteFn; + } + + var numberRegex = /[\d]/; + var wordCharTest = [CodeMirror.isWordChar, function(ch) { + return ch && !CodeMirror.isWordChar(ch) && !/\s/.test(ch); + }], bigWordCharTest = [function(ch) { + return /\S/.test(ch); + }]; + function makeKeyRange(start, size) { + var keys = []; + for (var i = start; i < start + size; i++) { + keys.push(String.fromCharCode(i)); + } + return keys; + } + var upperCaseAlphabet = makeKeyRange(65, 26); + var lowerCaseAlphabet = makeKeyRange(97, 26); + var numbers = makeKeyRange(48, 10); + var validMarks = [].concat(upperCaseAlphabet, lowerCaseAlphabet, numbers, ['<', '>']); + var validRegisters = [].concat(upperCaseAlphabet, lowerCaseAlphabet, numbers, ['-', '"', '.', ':', '/']); + + function isLine(cm, line) { + return line >= cm.firstLine() && line <= cm.lastLine(); + } + function isLowerCase(k) { + return (/^[a-z]$/).test(k); + } + function isMatchableSymbol(k) { + return '()[]{}'.indexOf(k) != -1; + } + function isNumber(k) { + return numberRegex.test(k); + } + function isUpperCase(k) { + return (/^[A-Z]$/).test(k); + } + function isWhiteSpaceString(k) { + return (/^\s*$/).test(k); + } + function isEndOfSentenceSymbol(k) { + return '.?!'.indexOf(k) != -1; + } + function inArray(val, arr) { + for (var i = 0; i < arr.length; i++) { + if (arr[i] == val) { + return true; + } + } + return false; + } + + var options = {}; + function defineOption(name, defaultValue, type, aliases, callback) { + if (defaultValue === undefined && !callback) { + throw Error('defaultValue is required unless callback is provided'); + } + if (!type) { type = 'string'; } + options[name] = { + type: type, + defaultValue: defaultValue, + callback: callback + }; + if (aliases) { + for (var i = 0; i < aliases.length; i++) { + options[aliases[i]] = options[name]; + } + } + if (defaultValue) { + setOption(name, defaultValue); + } + } + + function setOption(name, value, cm, cfg) { + var option = options[name]; + cfg = cfg || {}; + var scope = cfg.scope; + if (!option) { + return new Error('Unknown option: ' + name); + } + if (option.type == 'boolean') { + if (value && value !== true) { + return new Error('Invalid argument: ' + name + '=' + value); + } else if (value !== false) { + // Boolean options are set to true if value is not defined. + value = true; + } + } + if (option.callback) { + if (scope !== 'local') { + option.callback(value, undefined); + } + if (scope !== 'global' && cm) { + option.callback(value, cm); + } + } else { + if (scope !== 'local') { + option.value = option.type == 'boolean' ? !!value : value; + } + if (scope !== 'global' && cm) { + cm.state.vim.options[name] = {value: value}; + } + } + } + + function getOption(name, cm, cfg) { + var option = options[name]; + cfg = cfg || {}; + var scope = cfg.scope; + if (!option) { + return new Error('Unknown option: ' + name); + } + if (option.callback) { + var local = cm && option.callback(undefined, cm); + if (scope !== 'global' && local !== undefined) { + return local; + } + if (scope !== 'local') { + return option.callback(); + } + return; + } else { + var local = (scope !== 'global') && (cm && cm.state.vim.options[name]); + return (local || (scope !== 'local') && option || {}).value; + } + } + + defineOption('filetype', undefined, 'string', ['ft'], function(name, cm) { + // Option is local. Do nothing for global. + if (cm === undefined) { + return; + } + // The 'filetype' option proxies to the CodeMirror 'mode' option. + if (name === undefined) { + var mode = cm.getOption('mode'); + return mode == 'null' ? '' : mode; + } else { + var mode = name == '' ? 'null' : name; + cm.setOption('mode', mode); + } + }); + + var createCircularJumpList = function() { + var size = 100; + var pointer = -1; + var head = 0; + var tail = 0; + var buffer = new Array(size); + function add(cm, oldCur, newCur) { + var current = pointer % size; + var curMark = buffer[current]; + function useNextSlot(cursor) { + var next = ++pointer % size; + var trashMark = buffer[next]; + if (trashMark) { + trashMark.clear(); + } + buffer[next] = cm.setBookmark(cursor); + } + if (curMark) { + var markPos = curMark.find(); + // avoid recording redundant cursor position + if (markPos && !cursorEqual(markPos, oldCur)) { + useNextSlot(oldCur); + } + } else { + useNextSlot(oldCur); + } + useNextSlot(newCur); + head = pointer; + tail = pointer - size + 1; + if (tail < 0) { + tail = 0; + } + } + function move(cm, offset) { + pointer += offset; + if (pointer > head) { + pointer = head; + } else if (pointer < tail) { + pointer = tail; + } + var mark = buffer[(size + pointer) % size]; + // skip marks that are temporarily removed from text buffer + if (mark && !mark.find()) { + var inc = offset > 0 ? 1 : -1; + var newCur; + var oldCur = cm.getCursor(); + do { + pointer += inc; + mark = buffer[(size + pointer) % size]; + // skip marks that are the same as current position + if (mark && + (newCur = mark.find()) && + !cursorEqual(oldCur, newCur)) { + break; + } + } while (pointer < head && pointer > tail); + } + return mark; + } + return { + cachedCursor: undefined, //used for # and * jumps + add: add, + move: move + }; + }; + + // Returns an object to track the changes associated insert mode. It + // clones the object that is passed in, or creates an empty object one if + // none is provided. + var createInsertModeChanges = function(c) { + if (c) { + // Copy construction + return { + changes: c.changes, + expectCursorActivityForChange: c.expectCursorActivityForChange + }; + } + return { + // Change list + changes: [], + // Set to true on change, false on cursorActivity. + expectCursorActivityForChange: false + }; + }; + + function MacroModeState() { + this.latestRegister = undefined; + this.isPlaying = false; + this.isRecording = false; + this.replaySearchQueries = []; + this.onRecordingDone = undefined; + this.lastInsertModeChanges = createInsertModeChanges(); + } + MacroModeState.prototype = { + exitMacroRecordMode: function() { + var macroModeState = vimGlobalState.macroModeState; + if (macroModeState.onRecordingDone) { + macroModeState.onRecordingDone(); // close dialog + } + macroModeState.onRecordingDone = undefined; + macroModeState.isRecording = false; + }, + enterMacroRecordMode: function(cm, registerName) { + var register = + vimGlobalState.registerController.getRegister(registerName); + if (register) { + register.clear(); + this.latestRegister = registerName; + if (cm.openDialog) { + this.onRecordingDone = cm.openDialog( + '(recording)['+registerName+']', null, {bottom:true}); + } + this.isRecording = true; + } + } + }; + + function maybeInitVimState(cm) { + if (!cm.state.vim) { + // Store instance state in the CodeMirror object. + cm.state.vim = { + inputState: new InputState(), + // Vim's input state that triggered the last edit, used to repeat + // motions and operators with '.'. + lastEditInputState: undefined, + // Vim's action command before the last edit, used to repeat actions + // with '.' and insert mode repeat. + lastEditActionCommand: undefined, + // When using jk for navigation, if you move from a longer line to a + // shorter line, the cursor may clip to the end of the shorter line. + // If j is pressed again and cursor goes to the next line, the + // cursor should go back to its horizontal position on the longer + // line if it can. This is to keep track of the horizontal position. + lastHPos: -1, + // Doing the same with screen-position for gj/gk + lastHSPos: -1, + // The last motion command run. Cleared if a non-motion command gets + // executed in between. + lastMotion: null, + marks: {}, + // Mark for rendering fake cursor for visual mode. + fakeCursor: null, + insertMode: false, + // Repeat count for changes made in insert mode, triggered by key + // sequences like 3,i. Only exists when insertMode is true. + insertModeRepeat: undefined, + visualMode: false, + // If we are in visual line mode. No effect if visualMode is false. + visualLine: false, + visualBlock: false, + lastSelection: null, + lastPastedText: null, + sel: {}, + // Buffer-local/window-local values of vim options. + options: {} + }; + } + return cm.state.vim; + } + var vimGlobalState; + function resetVimGlobalState() { + vimGlobalState = { + // The current search query. + searchQuery: null, + // Whether we are searching backwards. + searchIsReversed: false, + // Replace part of the last substituted pattern + lastSubstituteReplacePart: undefined, + jumpList: createCircularJumpList(), + macroModeState: new MacroModeState, + // Recording latest f, t, F or T motion command. + lastCharacterSearch: {increment:0, forward:true, selectedCharacter:''}, + registerController: new RegisterController({}), + // search history buffer + searchHistoryController: new HistoryController(), + // ex Command history buffer + exCommandHistoryController : new HistoryController() + }; + for (var optionName in options) { + var option = options[optionName]; + option.value = option.defaultValue; + } + } + + var lastInsertModeKeyTimer; + var vimApi= { + buildKeyMap: function() { + // TODO: Convert keymap into dictionary format for fast lookup. + }, + // Testing hook, though it might be useful to expose the register + // controller anyways. + getRegisterController: function() { + return vimGlobalState.registerController; + }, + // Testing hook. + resetVimGlobalState_: resetVimGlobalState, + + // Testing hook. + getVimGlobalState_: function() { + return vimGlobalState; + }, + + // Testing hook. + maybeInitVimState_: maybeInitVimState, + + suppressErrorLogging: false, + + InsertModeKey: InsertModeKey, + map: function(lhs, rhs, ctx) { + // Add user defined key bindings. + exCommandDispatcher.map(lhs, rhs, ctx); + }, + unmap: function(lhs, ctx) { + exCommandDispatcher.unmap(lhs, ctx); + }, + // Non-recursive map function. + // NOTE: This will not create mappings to key maps that aren't present + // in the default key map. See TODO at bottom of function. + noremap: function(lhs, rhs, ctx) { + function toCtxArray(ctx) { + return ctx ? [ctx] : ['normal', 'insert', 'visual']; + } + var ctxsToMap = toCtxArray(ctx); + // Look through all actual defaults to find a map candidate. + var actualLength = defaultKeymap.length, origLength = defaultKeymapLength; + for (var i = actualLength - origLength; + i < actualLength && ctxsToMap.length; + i++) { + var mapping = defaultKeymap[i]; + // Omit mappings that operate in the wrong context(s) and those of invalid type. + if (mapping.keys == rhs && + (!ctx || !mapping.context || mapping.context === ctx) && + mapping.type.substr(0, 2) !== 'ex' && + mapping.type.substr(0, 3) !== 'key') { + // Make a shallow copy of the original keymap entry. + var newMapping = {}; + for (var key in mapping) { + newMapping[key] = mapping[key]; + } + // Modify it point to the new mapping with the proper context. + newMapping.keys = lhs; + if (ctx && !newMapping.context) { + newMapping.context = ctx; + } + // Add it to the keymap with a higher priority than the original. + this._mapCommand(newMapping); + // Record the mapped contexts as complete. + var mappedCtxs = toCtxArray(mapping.context); + ctxsToMap = ctxsToMap.filter(function(el) { return mappedCtxs.indexOf(el) === -1; }); + } + } + // TODO: Create non-recursive keyToKey mappings for the unmapped contexts once those exist. + }, + // Remove all user-defined mappings for the provided context. + mapclear: function(ctx) { + // Partition the existing keymap into user-defined and true defaults. + var actualLength = defaultKeymap.length, + origLength = defaultKeymapLength; + var userKeymap = defaultKeymap.slice(0, actualLength - origLength); + defaultKeymap = defaultKeymap.slice(actualLength - origLength); + if (ctx) { + // If a specific context is being cleared, we need to keep mappings + // from all other contexts. + for (var i = userKeymap.length - 1; i >= 0; i--) { + var mapping = userKeymap[i]; + if (ctx !== mapping.context) { + if (mapping.context) { + this._mapCommand(mapping); + } else { + // `mapping` applies to all contexts so create keymap copies + // for each context except the one being cleared. + var contexts = ['normal', 'insert', 'visual']; + for (var j in contexts) { + if (contexts[j] !== ctx) { + var newMapping = {}; + for (var key in mapping) { + newMapping[key] = mapping[key]; + } + newMapping.context = contexts[j]; + this._mapCommand(newMapping); + } + } + } + } + } + } + }, + // TODO: Expose setOption and getOption as instance methods. Need to decide how to namespace + // them, or somehow make them work with the existing CodeMirror setOption/getOption API. + setOption: setOption, + getOption: getOption, + defineOption: defineOption, + defineEx: function(name, prefix, func){ + if (!prefix) { + prefix = name; + } else if (name.indexOf(prefix) !== 0) { + throw new Error('(Vim.defineEx) "'+prefix+'" is not a prefix of "'+name+'", command not registered'); + } + exCommands[name]=func; + exCommandDispatcher.commandMap_[prefix]={name:name, shortName:prefix, type:'api'}; + }, + handleKey: function (cm, key, origin) { + var command = this.findKey(cm, key, origin); + if (typeof command === 'function') { + return command(); + } + }, + /** + * This is the outermost function called by CodeMirror, after keys have + * been mapped to their Vim equivalents. + * + * Finds a command based on the key (and cached keys if there is a + * multi-key sequence). Returns `undefined` if no key is matched, a noop + * function if a partial match is found (multi-key), and a function to + * execute the bound command if a a key is matched. The function always + * returns true. + */ + findKey: function(cm, key, origin) { + var vim = maybeInitVimState(cm); + function handleMacroRecording() { + var macroModeState = vimGlobalState.macroModeState; + if (macroModeState.isRecording) { + if (key == 'q') { + macroModeState.exitMacroRecordMode(); + clearInputState(cm); + return true; + } + if (origin != 'mapping') { + logKey(macroModeState, key); + } + } + } + function handleEsc() { + if (key == '<Esc>') { + // Clear input state and get back to normal mode. + clearInputState(cm); + if (vim.visualMode) { + exitVisualMode(cm); + } else if (vim.insertMode) { + exitInsertMode(cm); + } + return true; + } + } + function doKeyToKey(keys) { + // TODO: prevent infinite recursion. + var match; + while (keys) { + // Pull off one command key, which is either a single character + // or a special sequence wrapped in '<' and '>', e.g. '<Space>'. + match = (/<\w+-.+?>|<\w+>|./).exec(keys); + key = match[0]; + keys = keys.substring(match.index + key.length); + CodeMirror.Vim.handleKey(cm, key, 'mapping'); + } + } + + function handleKeyInsertMode() { + if (handleEsc()) { return true; } + var keys = vim.inputState.keyBuffer = vim.inputState.keyBuffer + key; + var keysAreChars = key.length == 1; + var match = commandDispatcher.matchCommand(keys, defaultKeymap, vim.inputState, 'insert'); + // Need to check all key substrings in insert mode. + while (keys.length > 1 && match.type != 'full') { + var keys = vim.inputState.keyBuffer = keys.slice(1); + var thisMatch = commandDispatcher.matchCommand(keys, defaultKeymap, vim.inputState, 'insert'); + if (thisMatch.type != 'none') { match = thisMatch; } + } + if (match.type == 'none') { clearInputState(cm); return false; } + else if (match.type == 'partial') { + if (lastInsertModeKeyTimer) { window.clearTimeout(lastInsertModeKeyTimer); } + lastInsertModeKeyTimer = window.setTimeout( + function() { if (vim.insertMode && vim.inputState.keyBuffer) { clearInputState(cm); } }, + getOption('insertModeEscKeysTimeout')); + return !keysAreChars; + } + + if (lastInsertModeKeyTimer) { window.clearTimeout(lastInsertModeKeyTimer); } + if (keysAreChars) { + var selections = cm.listSelections(); + for (var i = 0; i < selections.length; i++) { + var here = selections[i].head; + cm.replaceRange('', offsetCursor(here, 0, -(keys.length - 1)), here, '+input'); + } + vimGlobalState.macroModeState.lastInsertModeChanges.changes.pop(); + } + clearInputState(cm); + return match.command; + } + + function handleKeyNonInsertMode() { + if (handleMacroRecording() || handleEsc()) { return true; } + + var keys = vim.inputState.keyBuffer = vim.inputState.keyBuffer + key; + if (/^[1-9]\d*$/.test(keys)) { return true; } + + var keysMatcher = /^(\d*)(.*)$/.exec(keys); + if (!keysMatcher) { clearInputState(cm); return false; } + var context = vim.visualMode ? 'visual' : + 'normal'; + var match = commandDispatcher.matchCommand(keysMatcher[2] || keysMatcher[1], defaultKeymap, vim.inputState, context); + if (match.type == 'none') { clearInputState(cm); return false; } + else if (match.type == 'partial') { return true; } + + vim.inputState.keyBuffer = ''; + var keysMatcher = /^(\d*)(.*)$/.exec(keys); + if (keysMatcher[1] && keysMatcher[1] != '0') { + vim.inputState.pushRepeatDigit(keysMatcher[1]); + } + return match.command; + } + + var command; + if (vim.insertMode) { command = handleKeyInsertMode(); } + else { command = handleKeyNonInsertMode(); } + if (command === false) { + return !vim.insertMode && key.length === 1 ? function() { return true; } : undefined; + } else if (command === true) { + // TODO: Look into using CodeMirror's multi-key handling. + // Return no-op since we are caching the key. Counts as handled, but + // don't want act on it just yet. + return function() { return true; }; + } else { + return function() { + return cm.operation(function() { + cm.curOp.isVimOp = true; + try { + if (command.type == 'keyToKey') { + doKeyToKey(command.toKeys); + } else { + commandDispatcher.processCommand(cm, vim, command); + } + } catch (e) { + // clear VIM state in case it's in a bad state. + cm.state.vim = undefined; + maybeInitVimState(cm); + if (!CodeMirror.Vim.suppressErrorLogging) { + console['log'](e); + } + throw e; + } + return true; + }); + }; + } + }, + handleEx: function(cm, input) { + exCommandDispatcher.processCommand(cm, input); + }, + + defineMotion: defineMotion, + defineAction: defineAction, + defineOperator: defineOperator, + mapCommand: mapCommand, + _mapCommand: _mapCommand, + + defineRegister: defineRegister, + + exitVisualMode: exitVisualMode, + exitInsertMode: exitInsertMode + }; + + // Represents the current input state. + function InputState() { + this.prefixRepeat = []; + this.motionRepeat = []; + + this.operator = null; + this.operatorArgs = null; + this.motion = null; + this.motionArgs = null; + this.keyBuffer = []; // For matching multi-key commands. + this.registerName = null; // Defaults to the unnamed register. + } + InputState.prototype.pushRepeatDigit = function(n) { + if (!this.operator) { + this.prefixRepeat = this.prefixRepeat.concat(n); + } else { + this.motionRepeat = this.motionRepeat.concat(n); + } + }; + InputState.prototype.getRepeat = function() { + var repeat = 0; + if (this.prefixRepeat.length > 0 || this.motionRepeat.length > 0) { + repeat = 1; + if (this.prefixRepeat.length > 0) { + repeat *= parseInt(this.prefixRepeat.join(''), 10); + } + if (this.motionRepeat.length > 0) { + repeat *= parseInt(this.motionRepeat.join(''), 10); + } + } + return repeat; + }; + + function clearInputState(cm, reason) { + cm.state.vim.inputState = new InputState(); + CodeMirror.signal(cm, 'vim-command-done', reason); + } + + /* + * Register stores information about copy and paste registers. Besides + * text, a register must store whether it is linewise (i.e., when it is + * pasted, should it insert itself into a new line, or should the text be + * inserted at the cursor position.) + */ + function Register(text, linewise, blockwise) { + this.clear(); + this.keyBuffer = [text || '']; + this.insertModeChanges = []; + this.searchQueries = []; + this.linewise = !!linewise; + this.blockwise = !!blockwise; + } + Register.prototype = { + setText: function(text, linewise, blockwise) { + this.keyBuffer = [text || '']; + this.linewise = !!linewise; + this.blockwise = !!blockwise; + }, + pushText: function(text, linewise) { + // if this register has ever been set to linewise, use linewise. + if (linewise) { + if (!this.linewise) { + this.keyBuffer.push('\n'); + } + this.linewise = true; + } + this.keyBuffer.push(text); + }, + pushInsertModeChanges: function(changes) { + this.insertModeChanges.push(createInsertModeChanges(changes)); + }, + pushSearchQuery: function(query) { + this.searchQueries.push(query); + }, + clear: function() { + this.keyBuffer = []; + this.insertModeChanges = []; + this.searchQueries = []; + this.linewise = false; + }, + toString: function() { + return this.keyBuffer.join(''); + } + }; + + /** + * Defines an external register. + * + * The name should be a single character that will be used to reference the register. + * The register should support setText, pushText, clear, and toString(). See Register + * for a reference implementation. + */ + function defineRegister(name, register) { + var registers = vimGlobalState.registerController.registers; + if (!name || name.length != 1) { + throw Error('Register name must be 1 character'); + } + if (registers[name]) { + throw Error('Register already defined ' + name); + } + registers[name] = register; + validRegisters.push(name); + } + + /* + * vim registers allow you to keep many independent copy and paste buffers. + * See http://usevim.com/2012/04/13/registers/ for an introduction. + * + * RegisterController keeps the state of all the registers. An initial + * state may be passed in. The unnamed register '"' will always be + * overridden. + */ + function RegisterController(registers) { + this.registers = registers; + this.unnamedRegister = registers['"'] = new Register(); + registers['.'] = new Register(); + registers[':'] = new Register(); + registers['/'] = new Register(); + } + RegisterController.prototype = { + pushText: function(registerName, operator, text, linewise, blockwise) { + if (linewise && text.charAt(text.length - 1) !== '\n'){ + text += '\n'; + } + // Lowercase and uppercase registers refer to the same register. + // Uppercase just means append. + var register = this.isValidRegister(registerName) ? + this.getRegister(registerName) : null; + // if no register/an invalid register was specified, things go to the + // default registers + if (!register) { + switch (operator) { + case 'yank': + // The 0 register contains the text from the most recent yank. + this.registers['0'] = new Register(text, linewise, blockwise); + break; + case 'delete': + case 'change': + if (text.indexOf('\n') == -1) { + // Delete less than 1 line. Update the small delete register. + this.registers['-'] = new Register(text, linewise); + } else { + // Shift down the contents of the numbered registers and put the + // deleted text into register 1. + this.shiftNumericRegisters_(); + this.registers['1'] = new Register(text, linewise); + } + break; + } + // Make sure the unnamed register is set to what just happened + this.unnamedRegister.setText(text, linewise, blockwise); + return; + } + + // If we've gotten to this point, we've actually specified a register + var append = isUpperCase(registerName); + if (append) { + register.pushText(text, linewise); + } else { + register.setText(text, linewise, blockwise); + } + // The unnamed register always has the same value as the last used + // register. + this.unnamedRegister.setText(register.toString(), linewise); + }, + // Gets the register named @name. If one of @name doesn't already exist, + // create it. If @name is invalid, return the unnamedRegister. + getRegister: function(name) { + if (!this.isValidRegister(name)) { + return this.unnamedRegister; + } + name = name.toLowerCase(); + if (!this.registers[name]) { + this.registers[name] = new Register(); + } + return this.registers[name]; + }, + isValidRegister: function(name) { + return name && inArray(name, validRegisters); + }, + shiftNumericRegisters_: function() { + for (var i = 9; i >= 2; i--) { + this.registers[i] = this.getRegister('' + (i - 1)); + } + } + }; + function HistoryController() { + this.historyBuffer = []; + this.iterator = 0; + this.initialPrefix = null; + } + HistoryController.prototype = { + // the input argument here acts a user entered prefix for a small time + // until we start autocompletion in which case it is the autocompleted. + nextMatch: function (input, up) { + var historyBuffer = this.historyBuffer; + var dir = up ? -1 : 1; + if (this.initialPrefix === null) this.initialPrefix = input; + for (var i = this.iterator + dir; up ? i >= 0 : i < historyBuffer.length; i+= dir) { + var element = historyBuffer[i]; + for (var j = 0; j <= element.length; j++) { + if (this.initialPrefix == element.substring(0, j)) { + this.iterator = i; + return element; + } + } + } + // should return the user input in case we reach the end of buffer. + if (i >= historyBuffer.length) { + this.iterator = historyBuffer.length; + return this.initialPrefix; + } + // return the last autocompleted query or exCommand as it is. + if (i < 0 ) return input; + }, + pushInput: function(input) { + var index = this.historyBuffer.indexOf(input); + if (index > -1) this.historyBuffer.splice(index, 1); + if (input.length) this.historyBuffer.push(input); + }, + reset: function() { + this.initialPrefix = null; + this.iterator = this.historyBuffer.length; + } + }; + var commandDispatcher = { + matchCommand: function(keys, keyMap, inputState, context) { + var matches = commandMatches(keys, keyMap, context, inputState); + if (!matches.full && !matches.partial) { + return {type: 'none'}; + } else if (!matches.full && matches.partial) { + return {type: 'partial'}; + } + + var bestMatch; + for (var i = 0; i < matches.full.length; i++) { + var match = matches.full[i]; + if (!bestMatch) { + bestMatch = match; + } + } + if (bestMatch.keys.slice(-11) == '<character>') { + var character = lastChar(keys); + if (!character) return {type: 'none'}; + inputState.selectedCharacter = character; + } + return {type: 'full', command: bestMatch}; + }, + processCommand: function(cm, vim, command) { + vim.inputState.repeatOverride = command.repeatOverride; + switch (command.type) { + case 'motion': + this.processMotion(cm, vim, command); + break; + case 'operator': + this.processOperator(cm, vim, command); + break; + case 'operatorMotion': + this.processOperatorMotion(cm, vim, command); + break; + case 'action': + this.processAction(cm, vim, command); + break; + case 'search': + this.processSearch(cm, vim, command); + break; + case 'ex': + case 'keyToEx': + this.processEx(cm, vim, command); + break; + default: + break; + } + }, + processMotion: function(cm, vim, command) { + vim.inputState.motion = command.motion; + vim.inputState.motionArgs = copyArgs(command.motionArgs); + this.evalInput(cm, vim); + }, + processOperator: function(cm, vim, command) { + var inputState = vim.inputState; + if (inputState.operator) { + if (inputState.operator == command.operator) { + // Typing an operator twice like 'dd' makes the operator operate + // linewise + inputState.motion = 'expandToLine'; + inputState.motionArgs = { linewise: true }; + this.evalInput(cm, vim); + return; + } else { + // 2 different operators in a row doesn't make sense. + clearInputState(cm); + } + } + inputState.operator = command.operator; + inputState.operatorArgs = copyArgs(command.operatorArgs); + if (vim.visualMode) { + // Operating on a selection in visual mode. We don't need a motion. + this.evalInput(cm, vim); + } + }, + processOperatorMotion: function(cm, vim, command) { + var visualMode = vim.visualMode; + var operatorMotionArgs = copyArgs(command.operatorMotionArgs); + if (operatorMotionArgs) { + // Operator motions may have special behavior in visual mode. + if (visualMode && operatorMotionArgs.visualLine) { + vim.visualLine = true; + } + } + this.processOperator(cm, vim, command); + if (!visualMode) { + this.processMotion(cm, vim, command); + } + }, + processAction: function(cm, vim, command) { + var inputState = vim.inputState; + var repeat = inputState.getRepeat(); + var repeatIsExplicit = !!repeat; + var actionArgs = copyArgs(command.actionArgs) || {}; + if (inputState.selectedCharacter) { + actionArgs.selectedCharacter = inputState.selectedCharacter; + } + // Actions may or may not have motions and operators. Do these first. + if (command.operator) { + this.processOperator(cm, vim, command); + } + if (command.motion) { + this.processMotion(cm, vim, command); + } + if (command.motion || command.operator) { + this.evalInput(cm, vim); + } + actionArgs.repeat = repeat || 1; + actionArgs.repeatIsExplicit = repeatIsExplicit; + actionArgs.registerName = inputState.registerName; + clearInputState(cm); + vim.lastMotion = null; + if (command.isEdit) { + this.recordLastEdit(vim, inputState, command); + } + actions[command.action](cm, actionArgs, vim); + }, + processSearch: function(cm, vim, command) { + if (!cm.getSearchCursor) { + // Search depends on SearchCursor. + return; + } + var forward = command.searchArgs.forward; + var wholeWordOnly = command.searchArgs.wholeWordOnly; + getSearchState(cm).setReversed(!forward); + var promptPrefix = (forward) ? '/' : '?'; + var originalQuery = getSearchState(cm).getQuery(); + var originalScrollPos = cm.getScrollInfo(); + function handleQuery(query, ignoreCase, smartCase) { + vimGlobalState.searchHistoryController.pushInput(query); + vimGlobalState.searchHistoryController.reset(); + try { + updateSearchQuery(cm, query, ignoreCase, smartCase); + } catch (e) { + showConfirm(cm, 'Invalid regex: ' + query); + clearInputState(cm); + return; + } + commandDispatcher.processMotion(cm, vim, { + type: 'motion', + motion: 'findNext', + motionArgs: { forward: true, toJumplist: command.searchArgs.toJumplist } + }); + } + function onPromptClose(query) { + cm.scrollTo(originalScrollPos.left, originalScrollPos.top); + handleQuery(query, true /** ignoreCase */, true /** smartCase */); + var macroModeState = vimGlobalState.macroModeState; + if (macroModeState.isRecording) { + logSearchQuery(macroModeState, query); + } + } + function onPromptKeyUp(e, query, close) { + var keyName = CodeMirror.keyName(e), up, offset; + if (keyName == 'Up' || keyName == 'Down') { + up = keyName == 'Up' ? true : false; + offset = e.target ? e.target.selectionEnd : 0; + query = vimGlobalState.searchHistoryController.nextMatch(query, up) || ''; + close(query); + if (offset && e.target) e.target.selectionEnd = e.target.selectionStart = Math.min(offset, e.target.value.length); + } else { + if ( keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift') + vimGlobalState.searchHistoryController.reset(); + } + var parsedQuery; + try { + parsedQuery = updateSearchQuery(cm, query, + true /** ignoreCase */, true /** smartCase */); + } catch (e) { + // Swallow bad regexes for incremental search. + } + if (parsedQuery) { + cm.scrollIntoView(findNext(cm, !forward, parsedQuery), 30); + } else { + clearSearchHighlight(cm); + cm.scrollTo(originalScrollPos.left, originalScrollPos.top); + } + } + function onPromptKeyDown(e, query, close) { + var keyName = CodeMirror.keyName(e); + if (keyName == 'Esc' || keyName == 'Ctrl-C' || keyName == 'Ctrl-[' || + (keyName == 'Backspace' && query == '')) { + vimGlobalState.searchHistoryController.pushInput(query); + vimGlobalState.searchHistoryController.reset(); + updateSearchQuery(cm, originalQuery); + clearSearchHighlight(cm); + cm.scrollTo(originalScrollPos.left, originalScrollPos.top); + CodeMirror.e_stop(e); + clearInputState(cm); + close(); + cm.focus(); + } else if (keyName == 'Up' || keyName == 'Down') { + CodeMirror.e_stop(e); + } else if (keyName == 'Ctrl-U') { + // Ctrl-U clears input. + CodeMirror.e_stop(e); + close(''); + } + } + switch (command.searchArgs.querySrc) { + case 'prompt': + var macroModeState = vimGlobalState.macroModeState; + if (macroModeState.isPlaying) { + var query = macroModeState.replaySearchQueries.shift(); + handleQuery(query, true /** ignoreCase */, false /** smartCase */); + } else { + showPrompt(cm, { + onClose: onPromptClose, + prefix: promptPrefix, + desc: searchPromptDesc, + onKeyUp: onPromptKeyUp, + onKeyDown: onPromptKeyDown + }); + } + break; + case 'wordUnderCursor': + var word = expandWordUnderCursor(cm, false /** inclusive */, + true /** forward */, false /** bigWord */, + true /** noSymbol */); + var isKeyword = true; + if (!word) { + word = expandWordUnderCursor(cm, false /** inclusive */, + true /** forward */, false /** bigWord */, + false /** noSymbol */); + isKeyword = false; + } + if (!word) { + return; + } + var query = cm.getLine(word.start.line).substring(word.start.ch, + word.end.ch); + if (isKeyword && wholeWordOnly) { + query = '\\b' + query + '\\b'; + } else { + query = escapeRegex(query); + } + + // cachedCursor is used to save the old position of the cursor + // when * or # causes vim to seek for the nearest word and shift + // the cursor before entering the motion. + vimGlobalState.jumpList.cachedCursor = cm.getCursor(); + cm.setCursor(word.start); + + handleQuery(query, true /** ignoreCase */, false /** smartCase */); + break; + } + }, + processEx: function(cm, vim, command) { + function onPromptClose(input) { + // Give the prompt some time to close so that if processCommand shows + // an error, the elements don't overlap. + vimGlobalState.exCommandHistoryController.pushInput(input); + vimGlobalState.exCommandHistoryController.reset(); + exCommandDispatcher.processCommand(cm, input); + } + function onPromptKeyDown(e, input, close) { + var keyName = CodeMirror.keyName(e), up, offset; + if (keyName == 'Esc' || keyName == 'Ctrl-C' || keyName == 'Ctrl-[' || + (keyName == 'Backspace' && input == '')) { + vimGlobalState.exCommandHistoryController.pushInput(input); + vimGlobalState.exCommandHistoryController.reset(); + CodeMirror.e_stop(e); + clearInputState(cm); + close(); + cm.focus(); + } + if (keyName == 'Up' || keyName == 'Down') { + CodeMirror.e_stop(e); + up = keyName == 'Up' ? true : false; + offset = e.target ? e.target.selectionEnd : 0; + input = vimGlobalState.exCommandHistoryController.nextMatch(input, up) || ''; + close(input); + if (offset && e.target) e.target.selectionEnd = e.target.selectionStart = Math.min(offset, e.target.value.length); + } else if (keyName == 'Ctrl-U') { + // Ctrl-U clears input. + CodeMirror.e_stop(e); + close(''); + } else { + if ( keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift') + vimGlobalState.exCommandHistoryController.reset(); + } + } + if (command.type == 'keyToEx') { + // Handle user defined Ex to Ex mappings + exCommandDispatcher.processCommand(cm, command.exArgs.input); + } else { + if (vim.visualMode) { + showPrompt(cm, { onClose: onPromptClose, prefix: ':', value: '\'<,\'>', + onKeyDown: onPromptKeyDown, selectValueOnOpen: false}); + } else { + showPrompt(cm, { onClose: onPromptClose, prefix: ':', + onKeyDown: onPromptKeyDown}); + } + } + }, + evalInput: function(cm, vim) { + // If the motion command is set, execute both the operator and motion. + // Otherwise return. + var inputState = vim.inputState; + var motion = inputState.motion; + var motionArgs = inputState.motionArgs || {}; + var operator = inputState.operator; + var operatorArgs = inputState.operatorArgs || {}; + var registerName = inputState.registerName; + var sel = vim.sel; + // TODO: Make sure cm and vim selections are identical outside visual mode. + var origHead = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.head): cm.getCursor('head')); + var origAnchor = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.anchor) : cm.getCursor('anchor')); + var oldHead = copyCursor(origHead); + var oldAnchor = copyCursor(origAnchor); + var newHead, newAnchor; + var repeat; + if (operator) { + this.recordLastEdit(vim, inputState); + } + if (inputState.repeatOverride !== undefined) { + // If repeatOverride is specified, that takes precedence over the + // input state's repeat. Used by Ex mode and can be user defined. + repeat = inputState.repeatOverride; + } else { + repeat = inputState.getRepeat(); + } + if (repeat > 0 && motionArgs.explicitRepeat) { + motionArgs.repeatIsExplicit = true; + } else if (motionArgs.noRepeat || + (!motionArgs.explicitRepeat && repeat === 0)) { + repeat = 1; + motionArgs.repeatIsExplicit = false; + } + if (inputState.selectedCharacter) { + // If there is a character input, stick it in all of the arg arrays. + motionArgs.selectedCharacter = operatorArgs.selectedCharacter = + inputState.selectedCharacter; + } + motionArgs.repeat = repeat; + clearInputState(cm); + if (motion) { + var motionResult = motions[motion](cm, origHead, motionArgs, vim); + vim.lastMotion = motions[motion]; + if (!motionResult) { + return; + } + if (motionArgs.toJumplist) { + var jumpList = vimGlobalState.jumpList; + // if the current motion is # or *, use cachedCursor + var cachedCursor = jumpList.cachedCursor; + if (cachedCursor) { + recordJumpPosition(cm, cachedCursor, motionResult); + delete jumpList.cachedCursor; + } else { + recordJumpPosition(cm, origHead, motionResult); + } + } + if (motionResult instanceof Array) { + newAnchor = motionResult[0]; + newHead = motionResult[1]; + } else { + newHead = motionResult; + } + // TODO: Handle null returns from motion commands better. + if (!newHead) { + newHead = copyCursor(origHead); + } + if (vim.visualMode) { + if (!(vim.visualBlock && newHead.ch === Infinity)) { + newHead = clipCursorToContent(cm, newHead, vim.visualBlock); + } + if (newAnchor) { + newAnchor = clipCursorToContent(cm, newAnchor, true); + } + newAnchor = newAnchor || oldAnchor; + sel.anchor = newAnchor; + sel.head = newHead; + updateCmSelection(cm); + updateMark(cm, vim, '<', + cursorIsBefore(newAnchor, newHead) ? newAnchor + : newHead); + updateMark(cm, vim, '>', + cursorIsBefore(newAnchor, newHead) ? newHead + : newAnchor); + } else if (!operator) { + newHead = clipCursorToContent(cm, newHead); + cm.setCursor(newHead.line, newHead.ch); + } + } + if (operator) { + if (operatorArgs.lastSel) { + // Replaying a visual mode operation + newAnchor = oldAnchor; + var lastSel = operatorArgs.lastSel; + var lineOffset = Math.abs(lastSel.head.line - lastSel.anchor.line); + var chOffset = Math.abs(lastSel.head.ch - lastSel.anchor.ch); + if (lastSel.visualLine) { + // Linewise Visual mode: The same number of lines. + newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch); + } else if (lastSel.visualBlock) { + // Blockwise Visual mode: The same number of lines and columns. + newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch + chOffset); + } else if (lastSel.head.line == lastSel.anchor.line) { + // Normal Visual mode within one line: The same number of characters. + newHead = Pos(oldAnchor.line, oldAnchor.ch + chOffset); + } else { + // Normal Visual mode with several lines: The same number of lines, in the + // last line the same number of characters as in the last line the last time. + newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch); + } + vim.visualMode = true; + vim.visualLine = lastSel.visualLine; + vim.visualBlock = lastSel.visualBlock; + sel = vim.sel = { + anchor: newAnchor, + head: newHead + }; + updateCmSelection(cm); + } else if (vim.visualMode) { + operatorArgs.lastSel = { + anchor: copyCursor(sel.anchor), + head: copyCursor(sel.head), + visualBlock: vim.visualBlock, + visualLine: vim.visualLine + }; + } + var curStart, curEnd, linewise, mode; + var cmSel; + if (vim.visualMode) { + // Init visual op + curStart = cursorMin(sel.head, sel.anchor); + curEnd = cursorMax(sel.head, sel.anchor); + linewise = vim.visualLine || operatorArgs.linewise; + mode = vim.visualBlock ? 'block' : + linewise ? 'line' : + 'char'; + cmSel = makeCmSelection(cm, { + anchor: curStart, + head: curEnd + }, mode); + if (linewise) { + var ranges = cmSel.ranges; + if (mode == 'block') { + // Linewise operators in visual block mode extend to end of line + for (var i = 0; i < ranges.length; i++) { + ranges[i].head.ch = lineLength(cm, ranges[i].head.line); + } + } else if (mode == 'line') { + ranges[0].head = Pos(ranges[0].head.line + 1, 0); + } + } + } else { + // Init motion op + curStart = copyCursor(newAnchor || oldAnchor); + curEnd = copyCursor(newHead || oldHead); + if (cursorIsBefore(curEnd, curStart)) { + var tmp = curStart; + curStart = curEnd; + curEnd = tmp; + } + linewise = motionArgs.linewise || operatorArgs.linewise; + if (linewise) { + // Expand selection to entire line. + expandSelectionToLine(cm, curStart, curEnd); + } else if (motionArgs.forward) { + // Clip to trailing newlines only if the motion goes forward. + clipToLine(cm, curStart, curEnd); + } + mode = 'char'; + var exclusive = !motionArgs.inclusive || linewise; + cmSel = makeCmSelection(cm, { + anchor: curStart, + head: curEnd + }, mode, exclusive); + } + cm.setSelections(cmSel.ranges, cmSel.primary); + vim.lastMotion = null; + operatorArgs.repeat = repeat; // For indent in visual mode. + operatorArgs.registerName = registerName; + // Keep track of linewise as it affects how paste and change behave. + operatorArgs.linewise = linewise; + var operatorMoveTo = operators[operator]( + cm, operatorArgs, cmSel.ranges, oldAnchor, newHead); + if (vim.visualMode) { + exitVisualMode(cm, operatorMoveTo != null); + } + if (operatorMoveTo) { + cm.setCursor(operatorMoveTo); + } + } + }, + recordLastEdit: function(vim, inputState, actionCommand) { + var macroModeState = vimGlobalState.macroModeState; + if (macroModeState.isPlaying) { return; } + vim.lastEditInputState = inputState; + vim.lastEditActionCommand = actionCommand; + macroModeState.lastInsertModeChanges.changes = []; + macroModeState.lastInsertModeChanges.expectCursorActivityForChange = false; + macroModeState.lastInsertModeChanges.visualBlock = vim.visualBlock ? vim.sel.head.line - vim.sel.anchor.line : 0; + } + }; + + /** + * typedef {Object{line:number,ch:number}} Cursor An object containing the + * position of the cursor. + */ + // All of the functions below return Cursor objects. + var motions = { + moveToTopLine: function(cm, _head, motionArgs) { + var line = getUserVisibleLines(cm).top + motionArgs.repeat -1; + return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line))); + }, + moveToMiddleLine: function(cm) { + var range = getUserVisibleLines(cm); + var line = Math.floor((range.top + range.bottom) * 0.5); + return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line))); + }, + moveToBottomLine: function(cm, _head, motionArgs) { + var line = getUserVisibleLines(cm).bottom - motionArgs.repeat +1; + return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line))); + }, + expandToLine: function(_cm, head, motionArgs) { + // Expands forward to end of line, and then to next line if repeat is + // >1. Does not handle backward motion! + var cur = head; + return Pos(cur.line + motionArgs.repeat - 1, Infinity); + }, + findNext: function(cm, _head, motionArgs) { + var state = getSearchState(cm); + var query = state.getQuery(); + if (!query) { + return; + } + var prev = !motionArgs.forward; + // If search is initiated with ? instead of /, negate direction. + prev = (state.isReversed()) ? !prev : prev; + highlightSearchMatches(cm, query); + return findNext(cm, prev/** prev */, query, motionArgs.repeat); + }, + goToMark: function(cm, _head, motionArgs, vim) { + var pos = getMarkPos(cm, vim, motionArgs.selectedCharacter); + if (pos) { + return motionArgs.linewise ? { line: pos.line, ch: findFirstNonWhiteSpaceCharacter(cm.getLine(pos.line)) } : pos; + } + return null; + }, + moveToOtherHighlightedEnd: function(cm, _head, motionArgs, vim) { + if (vim.visualBlock && motionArgs.sameLine) { + var sel = vim.sel; + return [ + clipCursorToContent(cm, Pos(sel.anchor.line, sel.head.ch)), + clipCursorToContent(cm, Pos(sel.head.line, sel.anchor.ch)) + ]; + } else { + return ([vim.sel.head, vim.sel.anchor]); + } + }, + jumpToMark: function(cm, head, motionArgs, vim) { + var best = head; + for (var i = 0; i < motionArgs.repeat; i++) { + var cursor = best; + for (var key in vim.marks) { + if (!isLowerCase(key)) { + continue; + } + var mark = vim.marks[key].find(); + var isWrongDirection = (motionArgs.forward) ? + cursorIsBefore(mark, cursor) : cursorIsBefore(cursor, mark); + + if (isWrongDirection) { + continue; + } + if (motionArgs.linewise && (mark.line == cursor.line)) { + continue; + } + + var equal = cursorEqual(cursor, best); + var between = (motionArgs.forward) ? + cursorIsBetween(cursor, mark, best) : + cursorIsBetween(best, mark, cursor); + + if (equal || between) { + best = mark; + } + } + } + + if (motionArgs.linewise) { + // Vim places the cursor on the first non-whitespace character of + // the line if there is one, else it places the cursor at the end + // of the line, regardless of whether a mark was found. + best = Pos(best.line, findFirstNonWhiteSpaceCharacter(cm.getLine(best.line))); + } + return best; + }, + moveByCharacters: function(_cm, head, motionArgs) { + var cur = head; + var repeat = motionArgs.repeat; + var ch = motionArgs.forward ? cur.ch + repeat : cur.ch - repeat; + return Pos(cur.line, ch); + }, + moveByLines: function(cm, head, motionArgs, vim) { + var cur = head; + var endCh = cur.ch; + // Depending what our last motion was, we may want to do different + // things. If our last motion was moving vertically, we want to + // preserve the HPos from our last horizontal move. If our last motion + // was going to the end of a line, moving vertically we should go to + // the end of the line, etc. + switch (vim.lastMotion) { + case this.moveByLines: + case this.moveByDisplayLines: + case this.moveByScroll: + case this.moveToColumn: + case this.moveToEol: + endCh = vim.lastHPos; + break; + default: + vim.lastHPos = endCh; + } + var repeat = motionArgs.repeat+(motionArgs.repeatOffset||0); + var line = motionArgs.forward ? cur.line + repeat : cur.line - repeat; + var first = cm.firstLine(); + var last = cm.lastLine(); + // Vim go to line begin or line end when cursor at first/last line and + // move to previous/next line is triggered. + if (line < first && cur.line == first){ + return this.moveToStartOfLine(cm, head, motionArgs, vim); + }else if (line > last && cur.line == last){ + return this.moveToEol(cm, head, motionArgs, vim, true); + } + if (motionArgs.toFirstChar){ + endCh=findFirstNonWhiteSpaceCharacter(cm.getLine(line)); + vim.lastHPos = endCh; + } + vim.lastHSPos = cm.charCoords(Pos(line, endCh),'div').left; + return Pos(line, endCh); + }, + moveByDisplayLines: function(cm, head, motionArgs, vim) { + var cur = head; + switch (vim.lastMotion) { + case this.moveByDisplayLines: + case this.moveByScroll: + case this.moveByLines: + case this.moveToColumn: + case this.moveToEol: + break; + default: + vim.lastHSPos = cm.charCoords(cur,'div').left; + } + var repeat = motionArgs.repeat; + var res=cm.findPosV(cur,(motionArgs.forward ? repeat : -repeat),'line',vim.lastHSPos); + if (res.hitSide) { + if (motionArgs.forward) { + var lastCharCoords = cm.charCoords(res, 'div'); + var goalCoords = { top: lastCharCoords.top + 8, left: vim.lastHSPos }; + var res = cm.coordsChar(goalCoords, 'div'); + } else { + var resCoords = cm.charCoords(Pos(cm.firstLine(), 0), 'div'); + resCoords.left = vim.lastHSPos; + res = cm.coordsChar(resCoords, 'div'); + } + } + vim.lastHPos = res.ch; + return res; + }, + moveByPage: function(cm, head, motionArgs) { + // CodeMirror only exposes functions that move the cursor page down, so + // doing this bad hack to move the cursor and move it back. evalInput + // will move the cursor to where it should be in the end. + var curStart = head; + var repeat = motionArgs.repeat; + return cm.findPosV(curStart, (motionArgs.forward ? repeat : -repeat), 'page'); + }, + moveByParagraph: function(cm, head, motionArgs) { + var dir = motionArgs.forward ? 1 : -1; + return findParagraph(cm, head, motionArgs.repeat, dir); + }, + moveBySentence: function(cm, head, motionArgs) { + var dir = motionArgs.forward ? 1 : -1; + return findSentence(cm, head, motionArgs.repeat, dir); + }, + moveByScroll: function(cm, head, motionArgs, vim) { + var scrollbox = cm.getScrollInfo(); + var curEnd = null; + var repeat = motionArgs.repeat; + if (!repeat) { + repeat = scrollbox.clientHeight / (2 * cm.defaultTextHeight()); + } + var orig = cm.charCoords(head, 'local'); + motionArgs.repeat = repeat; + var curEnd = motions.moveByDisplayLines(cm, head, motionArgs, vim); + if (!curEnd) { + return null; + } + var dest = cm.charCoords(curEnd, 'local'); + cm.scrollTo(null, scrollbox.top + dest.top - orig.top); + return curEnd; + }, + moveByWords: function(cm, head, motionArgs) { + return moveToWord(cm, head, motionArgs.repeat, !!motionArgs.forward, + !!motionArgs.wordEnd, !!motionArgs.bigWord); + }, + moveTillCharacter: function(cm, _head, motionArgs) { + var repeat = motionArgs.repeat; + var curEnd = moveToCharacter(cm, repeat, motionArgs.forward, + motionArgs.selectedCharacter); + var increment = motionArgs.forward ? -1 : 1; + recordLastCharacterSearch(increment, motionArgs); + if (!curEnd) return null; + curEnd.ch += increment; + return curEnd; + }, + moveToCharacter: function(cm, head, motionArgs) { + var repeat = motionArgs.repeat; + recordLastCharacterSearch(0, motionArgs); + return moveToCharacter(cm, repeat, motionArgs.forward, + motionArgs.selectedCharacter) || head; + }, + moveToSymbol: function(cm, head, motionArgs) { + var repeat = motionArgs.repeat; + return findSymbol(cm, repeat, motionArgs.forward, + motionArgs.selectedCharacter) || head; + }, + moveToColumn: function(cm, head, motionArgs, vim) { + var repeat = motionArgs.repeat; + // repeat is equivalent to which column we want to move to! + vim.lastHPos = repeat - 1; + vim.lastHSPos = cm.charCoords(head,'div').left; + return moveToColumn(cm, repeat); + }, + moveToEol: function(cm, head, motionArgs, vim, keepHPos) { + var cur = head; + var retval= Pos(cur.line + motionArgs.repeat - 1, Infinity); + var end=cm.clipPos(retval); + end.ch--; + if (!keepHPos) { + vim.lastHPos = Infinity; + vim.lastHSPos = cm.charCoords(end,'div').left; + } + return retval; + }, + moveToFirstNonWhiteSpaceCharacter: function(cm, head) { + // Go to the start of the line where the text begins, or the end for + // whitespace-only lines + var cursor = head; + return Pos(cursor.line, + findFirstNonWhiteSpaceCharacter(cm.getLine(cursor.line))); + }, + moveToMatchedSymbol: function(cm, head) { + var cursor = head; + var line = cursor.line; + var ch = cursor.ch; + var lineText = cm.getLine(line); + var symbol; + for (; ch < lineText.length; ch++) { + symbol = lineText.charAt(ch); + if (symbol && isMatchableSymbol(symbol)) { + var style = cm.getTokenTypeAt(Pos(line, ch + 1)); + if (style !== "string" && style !== "comment") { + break; + } + } + } + if (ch < lineText.length) { + // Only include angle brackets in analysis if they are being matched. + var re = (ch === '<' || ch === '>') ? /[(){}[\]<>]/ : /[(){}[\]]/; + var matched = cm.findMatchingBracket(Pos(line, ch), {bracketRegex: re}); + return matched.to; + } else { + return cursor; + } + }, + moveToStartOfLine: function(_cm, head) { + return Pos(head.line, 0); + }, + moveToLineOrEdgeOfDocument: function(cm, _head, motionArgs) { + var lineNum = motionArgs.forward ? cm.lastLine() : cm.firstLine(); + if (motionArgs.repeatIsExplicit) { + lineNum = motionArgs.repeat - cm.getOption('firstLineNumber'); + } + return Pos(lineNum, + findFirstNonWhiteSpaceCharacter(cm.getLine(lineNum))); + }, + textObjectManipulation: function(cm, head, motionArgs, vim) { + // TODO: lots of possible exceptions that can be thrown here. Try da( + // outside of a () block. + var mirroredPairs = {'(': ')', ')': '(', + '{': '}', '}': '{', + '[': ']', ']': '[', + '<': '>', '>': '<'}; + var selfPaired = {'\'': true, '"': true, '`': true}; + + var character = motionArgs.selectedCharacter; + // 'b' refers to '()' block. + // 'B' refers to '{}' block. + if (character == 'b') { + character = '('; + } else if (character == 'B') { + character = '{'; + } + + // Inclusive is the difference between a and i + // TODO: Instead of using the additional text object map to perform text + // object operations, merge the map into the defaultKeyMap and use + // motionArgs to define behavior. Define separate entries for 'aw', + // 'iw', 'a[', 'i[', etc. + var inclusive = !motionArgs.textObjectInner; + + var tmp; + if (mirroredPairs[character]) { + tmp = selectCompanionObject(cm, head, character, inclusive); + } else if (selfPaired[character]) { + tmp = findBeginningAndEnd(cm, head, character, inclusive); + } else if (character === 'W') { + tmp = expandWordUnderCursor(cm, inclusive, true /** forward */, + true /** bigWord */); + } else if (character === 'w') { + tmp = expandWordUnderCursor(cm, inclusive, true /** forward */, + false /** bigWord */); + } else if (character === 'p') { + tmp = findParagraph(cm, head, motionArgs.repeat, 0, inclusive); + motionArgs.linewise = true; + if (vim.visualMode) { + if (!vim.visualLine) { vim.visualLine = true; } + } else { + var operatorArgs = vim.inputState.operatorArgs; + if (operatorArgs) { operatorArgs.linewise = true; } + tmp.end.line--; + } + } else { + // No text object defined for this, don't move. + return null; + } + + if (!cm.state.vim.visualMode) { + return [tmp.start, tmp.end]; + } else { + return expandSelection(cm, tmp.start, tmp.end); + } + }, + + repeatLastCharacterSearch: function(cm, head, motionArgs) { + var lastSearch = vimGlobalState.lastCharacterSearch; + var repeat = motionArgs.repeat; + var forward = motionArgs.forward === lastSearch.forward; + var increment = (lastSearch.increment ? 1 : 0) * (forward ? -1 : 1); + cm.moveH(-increment, 'char'); + motionArgs.inclusive = forward ? true : false; + var curEnd = moveToCharacter(cm, repeat, forward, lastSearch.selectedCharacter); + if (!curEnd) { + cm.moveH(increment, 'char'); + return head; + } + curEnd.ch += increment; + return curEnd; + } + }; + + function defineMotion(name, fn) { + motions[name] = fn; + } + + function fillArray(val, times) { + var arr = []; + for (var i = 0; i < times; i++) { + arr.push(val); + } + return arr; + } + /** + * An operator acts on a text selection. It receives the list of selections + * as input. The corresponding CodeMirror selection is guaranteed to + * match the input selection. + */ + var operators = { + change: function(cm, args, ranges) { + var finalHead, text; + var vim = cm.state.vim; + if (!vim.visualMode) { + var anchor = ranges[0].anchor, + head = ranges[0].head; + text = cm.getRange(anchor, head); + var lastState = vim.lastEditInputState || {}; + if (lastState.motion == "moveByWords" && !isWhiteSpaceString(text)) { + // Exclude trailing whitespace if the range is not all whitespace. + var match = (/\s+$/).exec(text); + if (match && lastState.motionArgs && lastState.motionArgs.forward) { + head = offsetCursor(head, 0, - match[0].length); + text = text.slice(0, - match[0].length); + } + } + var prevLineEnd = new Pos(anchor.line - 1, Number.MAX_VALUE); + var wasLastLine = cm.firstLine() == cm.lastLine(); + if (head.line > cm.lastLine() && args.linewise && !wasLastLine) { + cm.replaceRange('', prevLineEnd, head); + } else { + cm.replaceRange('', anchor, head); + } + if (args.linewise) { + // Push the next line back down, if there is a next line. + if (!wasLastLine) { + cm.setCursor(prevLineEnd); + CodeMirror.commands.newlineAndIndent(cm); + } + // make sure cursor ends up at the end of the line. + anchor.ch = Number.MAX_VALUE; + } + finalHead = anchor; + } else { + text = cm.getSelection(); + var replacement = fillArray('', ranges.length); + cm.replaceSelections(replacement); + finalHead = cursorMin(ranges[0].head, ranges[0].anchor); + } + vimGlobalState.registerController.pushText( + args.registerName, 'change', text, + args.linewise, ranges.length > 1); + actions.enterInsertMode(cm, {head: finalHead}, cm.state.vim); + }, + // delete is a javascript keyword. + 'delete': function(cm, args, ranges) { + var finalHead, text; + var vim = cm.state.vim; + if (!vim.visualBlock) { + var anchor = ranges[0].anchor, + head = ranges[0].head; + if (args.linewise && + head.line != cm.firstLine() && + anchor.line == cm.lastLine() && + anchor.line == head.line - 1) { + // Special case for dd on last line (and first line). + if (anchor.line == cm.firstLine()) { + anchor.ch = 0; + } else { + anchor = Pos(anchor.line - 1, lineLength(cm, anchor.line - 1)); + } + } + text = cm.getRange(anchor, head); + cm.replaceRange('', anchor, head); + finalHead = anchor; + if (args.linewise) { + finalHead = motions.moveToFirstNonWhiteSpaceCharacter(cm, anchor); + } + } else { + text = cm.getSelection(); + var replacement = fillArray('', ranges.length); + cm.replaceSelections(replacement); + finalHead = ranges[0].anchor; + } + vimGlobalState.registerController.pushText( + args.registerName, 'delete', text, + args.linewise, vim.visualBlock); + var includeLineBreak = vim.insertMode + return clipCursorToContent(cm, finalHead, includeLineBreak); + }, + indent: function(cm, args, ranges) { + var vim = cm.state.vim; + var startLine = ranges[0].anchor.line; + var endLine = vim.visualBlock ? + ranges[ranges.length - 1].anchor.line : + ranges[0].head.line; + // In visual mode, n> shifts the selection right n times, instead of + // shifting n lines right once. + var repeat = (vim.visualMode) ? args.repeat : 1; + if (args.linewise) { + // The only way to delete a newline is to delete until the start of + // the next line, so in linewise mode evalInput will include the next + // line. We don't want this in indent, so we go back a line. + endLine--; + } + for (var i = startLine; i <= endLine; i++) { + for (var j = 0; j < repeat; j++) { + cm.indentLine(i, args.indentRight); + } + } + return motions.moveToFirstNonWhiteSpaceCharacter(cm, ranges[0].anchor); + }, + indentAuto: function(cm, _args, ranges) { + cm.execCommand("indentAuto"); + return motions.moveToFirstNonWhiteSpaceCharacter(cm, ranges[0].anchor); + }, + changeCase: function(cm, args, ranges, oldAnchor, newHead) { + var selections = cm.getSelections(); + var swapped = []; + var toLower = args.toLower; + for (var j = 0; j < selections.length; j++) { + var toSwap = selections[j]; + var text = ''; + if (toLower === true) { + text = toSwap.toLowerCase(); + } else if (toLower === false) { + text = toSwap.toUpperCase(); + } else { + for (var i = 0; i < toSwap.length; i++) { + var character = toSwap.charAt(i); + text += isUpperCase(character) ? character.toLowerCase() : + character.toUpperCase(); + } + } + swapped.push(text); + } + cm.replaceSelections(swapped); + if (args.shouldMoveCursor){ + return newHead; + } else if (!cm.state.vim.visualMode && args.linewise && ranges[0].anchor.line + 1 == ranges[0].head.line) { + return motions.moveToFirstNonWhiteSpaceCharacter(cm, oldAnchor); + } else if (args.linewise){ + return oldAnchor; + } else { + return cursorMin(ranges[0].anchor, ranges[0].head); + } + }, + yank: function(cm, args, ranges, oldAnchor) { + var vim = cm.state.vim; + var text = cm.getSelection(); + var endPos = vim.visualMode + ? cursorMin(vim.sel.anchor, vim.sel.head, ranges[0].head, ranges[0].anchor) + : oldAnchor; + vimGlobalState.registerController.pushText( + args.registerName, 'yank', + text, args.linewise, vim.visualBlock); + return endPos; + } + }; + + function defineOperator(name, fn) { + operators[name] = fn; + } + + var actions = { + jumpListWalk: function(cm, actionArgs, vim) { + if (vim.visualMode) { + return; + } + var repeat = actionArgs.repeat; + var forward = actionArgs.forward; + var jumpList = vimGlobalState.jumpList; + + var mark = jumpList.move(cm, forward ? repeat : -repeat); + var markPos = mark ? mark.find() : undefined; + markPos = markPos ? markPos : cm.getCursor(); + cm.setCursor(markPos); + }, + scroll: function(cm, actionArgs, vim) { + if (vim.visualMode) { + return; + } + var repeat = actionArgs.repeat || 1; + var lineHeight = cm.defaultTextHeight(); + var top = cm.getScrollInfo().top; + var delta = lineHeight * repeat; + var newPos = actionArgs.forward ? top + delta : top - delta; + var cursor = copyCursor(cm.getCursor()); + var cursorCoords = cm.charCoords(cursor, 'local'); + if (actionArgs.forward) { + if (newPos > cursorCoords.top) { + cursor.line += (newPos - cursorCoords.top) / lineHeight; + cursor.line = Math.ceil(cursor.line); + cm.setCursor(cursor); + cursorCoords = cm.charCoords(cursor, 'local'); + cm.scrollTo(null, cursorCoords.top); + } else { + // Cursor stays within bounds. Just reposition the scroll window. + cm.scrollTo(null, newPos); + } + } else { + var newBottom = newPos + cm.getScrollInfo().clientHeight; + if (newBottom < cursorCoords.bottom) { + cursor.line -= (cursorCoords.bottom - newBottom) / lineHeight; + cursor.line = Math.floor(cursor.line); + cm.setCursor(cursor); + cursorCoords = cm.charCoords(cursor, 'local'); + cm.scrollTo( + null, cursorCoords.bottom - cm.getScrollInfo().clientHeight); + } else { + // Cursor stays within bounds. Just reposition the scroll window. + cm.scrollTo(null, newPos); + } + } + }, + scrollToCursor: function(cm, actionArgs) { + var lineNum = cm.getCursor().line; + var charCoords = cm.charCoords(Pos(lineNum, 0), 'local'); + var height = cm.getScrollInfo().clientHeight; + var y = charCoords.top; + var lineHeight = charCoords.bottom - y; + switch (actionArgs.position) { + case 'center': y = y - (height / 2) + lineHeight; + break; + case 'bottom': y = y - height + lineHeight; + break; + } + cm.scrollTo(null, y); + }, + replayMacro: function(cm, actionArgs, vim) { + var registerName = actionArgs.selectedCharacter; + var repeat = actionArgs.repeat; + var macroModeState = vimGlobalState.macroModeState; + if (registerName == '@') { + registerName = macroModeState.latestRegister; + } else { + macroModeState.latestRegister = registerName; + } + while(repeat--){ + executeMacroRegister(cm, vim, macroModeState, registerName); + } + }, + enterMacroRecordMode: function(cm, actionArgs) { + var macroModeState = vimGlobalState.macroModeState; + var registerName = actionArgs.selectedCharacter; + if (vimGlobalState.registerController.isValidRegister(registerName)) { + macroModeState.enterMacroRecordMode(cm, registerName); + } + }, + toggleOverwrite: function(cm) { + if (!cm.state.overwrite) { + cm.toggleOverwrite(true); + cm.setOption('keyMap', 'vim-replace'); + CodeMirror.signal(cm, "vim-mode-change", {mode: "replace"}); + } else { + cm.toggleOverwrite(false); + cm.setOption('keyMap', 'vim-insert'); + CodeMirror.signal(cm, "vim-mode-change", {mode: "insert"}); + } + }, + enterInsertMode: function(cm, actionArgs, vim) { + if (cm.getOption('readOnly')) { return; } + vim.insertMode = true; + vim.insertModeRepeat = actionArgs && actionArgs.repeat || 1; + var insertAt = (actionArgs) ? actionArgs.insertAt : null; + var sel = vim.sel; + var head = actionArgs.head || cm.getCursor('head'); + var height = cm.listSelections().length; + if (insertAt == 'eol') { + head = Pos(head.line, lineLength(cm, head.line)); + } else if (insertAt == 'charAfter') { + head = offsetCursor(head, 0, 1); + } else if (insertAt == 'firstNonBlank') { + head = motions.moveToFirstNonWhiteSpaceCharacter(cm, head); + } else if (insertAt == 'startOfSelectedArea') { + if (!vim.visualMode) + return; + if (!vim.visualBlock) { + if (sel.head.line < sel.anchor.line) { + head = sel.head; + } else { + head = Pos(sel.anchor.line, 0); + } + } else { + head = Pos( + Math.min(sel.head.line, sel.anchor.line), + Math.min(sel.head.ch, sel.anchor.ch)); + height = Math.abs(sel.head.line - sel.anchor.line) + 1; + } + } else if (insertAt == 'endOfSelectedArea') { + if (!vim.visualMode) + return; + if (!vim.visualBlock) { + if (sel.head.line >= sel.anchor.line) { + head = offsetCursor(sel.head, 0, 1); + } else { + head = Pos(sel.anchor.line, 0); + } + } else { + head = Pos( + Math.min(sel.head.line, sel.anchor.line), + Math.max(sel.head.ch + 1, sel.anchor.ch)); + height = Math.abs(sel.head.line - sel.anchor.line) + 1; + } + } else if (insertAt == 'inplace') { + if (vim.visualMode){ + return; + } + } + cm.setOption('disableInput', false); + if (actionArgs && actionArgs.replace) { + // Handle Replace-mode as a special case of insert mode. + cm.toggleOverwrite(true); + cm.setOption('keyMap', 'vim-replace'); + CodeMirror.signal(cm, "vim-mode-change", {mode: "replace"}); + } else { + cm.toggleOverwrite(false); + cm.setOption('keyMap', 'vim-insert'); + CodeMirror.signal(cm, "vim-mode-change", {mode: "insert"}); + } + if (!vimGlobalState.macroModeState.isPlaying) { + // Only record if not replaying. + cm.on('change', onChange); + CodeMirror.on(cm.getInputField(), 'keydown', onKeyEventTargetKeyDown); + } + if (vim.visualMode) { + exitVisualMode(cm); + } + selectForInsert(cm, head, height); + }, + toggleVisualMode: function(cm, actionArgs, vim) { + var repeat = actionArgs.repeat; + var anchor = cm.getCursor(); + var head; + // TODO: The repeat should actually select number of characters/lines + // equal to the repeat times the size of the previous visual + // operation. + if (!vim.visualMode) { + // Entering visual mode + vim.visualMode = true; + vim.visualLine = !!actionArgs.linewise; + vim.visualBlock = !!actionArgs.blockwise; + head = clipCursorToContent( + cm, Pos(anchor.line, anchor.ch + repeat - 1), + true /** includeLineBreak */); + vim.sel = { + anchor: anchor, + head: head + }; + CodeMirror.signal(cm, "vim-mode-change", {mode: "visual", subMode: vim.visualLine ? "linewise" : vim.visualBlock ? "blockwise" : ""}); + updateCmSelection(cm); + updateMark(cm, vim, '<', cursorMin(anchor, head)); + updateMark(cm, vim, '>', cursorMax(anchor, head)); + } else if (vim.visualLine ^ actionArgs.linewise || + vim.visualBlock ^ actionArgs.blockwise) { + // Toggling between modes + vim.visualLine = !!actionArgs.linewise; + vim.visualBlock = !!actionArgs.blockwise; + CodeMirror.signal(cm, "vim-mode-change", {mode: "visual", subMode: vim.visualLine ? "linewise" : vim.visualBlock ? "blockwise" : ""}); + updateCmSelection(cm); + } else { + exitVisualMode(cm); + } + }, + reselectLastSelection: function(cm, _actionArgs, vim) { + var lastSelection = vim.lastSelection; + if (vim.visualMode) { + updateLastSelection(cm, vim); + } + if (lastSelection) { + var anchor = lastSelection.anchorMark.find(); + var head = lastSelection.headMark.find(); + if (!anchor || !head) { + // If the marks have been destroyed due to edits, do nothing. + return; + } + vim.sel = { + anchor: anchor, + head: head + }; + vim.visualMode = true; + vim.visualLine = lastSelection.visualLine; + vim.visualBlock = lastSelection.visualBlock; + updateCmSelection(cm); + updateMark(cm, vim, '<', cursorMin(anchor, head)); + updateMark(cm, vim, '>', cursorMax(anchor, head)); + CodeMirror.signal(cm, 'vim-mode-change', { + mode: 'visual', + subMode: vim.visualLine ? 'linewise' : + vim.visualBlock ? 'blockwise' : ''}); + } + }, + joinLines: function(cm, actionArgs, vim) { + var curStart, curEnd; + if (vim.visualMode) { + curStart = cm.getCursor('anchor'); + curEnd = cm.getCursor('head'); + if (cursorIsBefore(curEnd, curStart)) { + var tmp = curEnd; + curEnd = curStart; + curStart = tmp; + } + curEnd.ch = lineLength(cm, curEnd.line) - 1; + } else { + // Repeat is the number of lines to join. Minimum 2 lines. + var repeat = Math.max(actionArgs.repeat, 2); + curStart = cm.getCursor(); + curEnd = clipCursorToContent(cm, Pos(curStart.line + repeat - 1, + Infinity)); + } + var finalCh = 0; + for (var i = curStart.line; i < curEnd.line; i++) { + finalCh = lineLength(cm, curStart.line); + var tmp = Pos(curStart.line + 1, + lineLength(cm, curStart.line + 1)); + var text = cm.getRange(curStart, tmp); + text = text.replace(/\n\s*/g, ' '); + cm.replaceRange(text, curStart, tmp); + } + var curFinalPos = Pos(curStart.line, finalCh); + if (vim.visualMode) { + exitVisualMode(cm, false); + } + cm.setCursor(curFinalPos); + }, + newLineAndEnterInsertMode: function(cm, actionArgs, vim) { + vim.insertMode = true; + var insertAt = copyCursor(cm.getCursor()); + if (insertAt.line === cm.firstLine() && !actionArgs.after) { + // Special case for inserting newline before start of document. + cm.replaceRange('\n', Pos(cm.firstLine(), 0)); + cm.setCursor(cm.firstLine(), 0); + } else { + insertAt.line = (actionArgs.after) ? insertAt.line : + insertAt.line - 1; + insertAt.ch = lineLength(cm, insertAt.line); + cm.setCursor(insertAt); + var newlineFn = CodeMirror.commands.newlineAndIndentContinueComment || + CodeMirror.commands.newlineAndIndent; + newlineFn(cm); + } + this.enterInsertMode(cm, { repeat: actionArgs.repeat }, vim); + }, + paste: function(cm, actionArgs, vim) { + var cur = copyCursor(cm.getCursor()); + var register = vimGlobalState.registerController.getRegister( + actionArgs.registerName); + var text = register.toString(); + if (!text) { + return; + } + if (actionArgs.matchIndent) { + var tabSize = cm.getOption("tabSize"); + // length that considers tabs and tabSize + var whitespaceLength = function(str) { + var tabs = (str.split("\t").length - 1); + var spaces = (str.split(" ").length - 1); + return tabs * tabSize + spaces * 1; + }; + var currentLine = cm.getLine(cm.getCursor().line); + var indent = whitespaceLength(currentLine.match(/^\s*/)[0]); + // chomp last newline b/c don't want it to match /^\s*/gm + var chompedText = text.replace(/\n$/, ''); + var wasChomped = text !== chompedText; + var firstIndent = whitespaceLength(text.match(/^\s*/)[0]); + var text = chompedText.replace(/^\s*/gm, function(wspace) { + var newIndent = indent + (whitespaceLength(wspace) - firstIndent); + if (newIndent < 0) { + return ""; + } + else if (cm.getOption("indentWithTabs")) { + var quotient = Math.floor(newIndent / tabSize); + return Array(quotient + 1).join('\t'); + } + else { + return Array(newIndent + 1).join(' '); + } + }); + text += wasChomped ? "\n" : ""; + } + if (actionArgs.repeat > 1) { + var text = Array(actionArgs.repeat + 1).join(text); + } + var linewise = register.linewise; + var blockwise = register.blockwise; + if (blockwise) { + text = text.split('\n'); + if (linewise) { + text.pop(); + } + for (var i = 0; i < text.length; i++) { + text[i] = (text[i] == '') ? ' ' : text[i]; + } + cur.ch += actionArgs.after ? 1 : 0; + cur.ch = Math.min(lineLength(cm, cur.line), cur.ch); + } else if (linewise) { + if(vim.visualMode) { + text = vim.visualLine ? text.slice(0, -1) : '\n' + text.slice(0, text.length - 1) + '\n'; + } else if (actionArgs.after) { + // Move the newline at the end to the start instead, and paste just + // before the newline character of the line we are on right now. + text = '\n' + text.slice(0, text.length - 1); + cur.ch = lineLength(cm, cur.line); + } else { + cur.ch = 0; + } + } else { + cur.ch += actionArgs.after ? 1 : 0; + } + var curPosFinal; + var idx; + if (vim.visualMode) { + // save the pasted text for reselection if the need arises + vim.lastPastedText = text; + var lastSelectionCurEnd; + var selectedArea = getSelectedAreaRange(cm, vim); + var selectionStart = selectedArea[0]; + var selectionEnd = selectedArea[1]; + var selectedText = cm.getSelection(); + var selections = cm.listSelections(); + var emptyStrings = new Array(selections.length).join('1').split('1'); + // save the curEnd marker before it get cleared due to cm.replaceRange. + if (vim.lastSelection) { + lastSelectionCurEnd = vim.lastSelection.headMark.find(); + } + // push the previously selected text to unnamed register + vimGlobalState.registerController.unnamedRegister.setText(selectedText); + if (blockwise) { + // first delete the selected text + cm.replaceSelections(emptyStrings); + // Set new selections as per the block length of the yanked text + selectionEnd = Pos(selectionStart.line + text.length-1, selectionStart.ch); + cm.setCursor(selectionStart); + selectBlock(cm, selectionEnd); + cm.replaceSelections(text); + curPosFinal = selectionStart; + } else if (vim.visualBlock) { + cm.replaceSelections(emptyStrings); + cm.setCursor(selectionStart); + cm.replaceRange(text, selectionStart, selectionStart); + curPosFinal = selectionStart; + } else { + cm.replaceRange(text, selectionStart, selectionEnd); + curPosFinal = cm.posFromIndex(cm.indexFromPos(selectionStart) + text.length - 1); + } + // restore the the curEnd marker + if(lastSelectionCurEnd) { + vim.lastSelection.headMark = cm.setBookmark(lastSelectionCurEnd); + } + if (linewise) { + curPosFinal.ch=0; + } + } else { + if (blockwise) { + cm.setCursor(cur); + for (var i = 0; i < text.length; i++) { + var line = cur.line+i; + if (line > cm.lastLine()) { + cm.replaceRange('\n', Pos(line, 0)); + } + var lastCh = lineLength(cm, line); + if (lastCh < cur.ch) { + extendLineToColumn(cm, line, cur.ch); + } + } + cm.setCursor(cur); + selectBlock(cm, Pos(cur.line + text.length-1, cur.ch)); + cm.replaceSelections(text); + curPosFinal = cur; + } else { + cm.replaceRange(text, cur); + // Now fine tune the cursor to where we want it. + if (linewise && actionArgs.after) { + curPosFinal = Pos( + cur.line + 1, + findFirstNonWhiteSpaceCharacter(cm.getLine(cur.line + 1))); + } else if (linewise && !actionArgs.after) { + curPosFinal = Pos( + cur.line, + findFirstNonWhiteSpaceCharacter(cm.getLine(cur.line))); + } else if (!linewise && actionArgs.after) { + idx = cm.indexFromPos(cur); + curPosFinal = cm.posFromIndex(idx + text.length - 1); + } else { + idx = cm.indexFromPos(cur); + curPosFinal = cm.posFromIndex(idx + text.length); + } + } + } + if (vim.visualMode) { + exitVisualMode(cm, false); + } + cm.setCursor(curPosFinal); + }, + undo: function(cm, actionArgs) { + cm.operation(function() { + repeatFn(cm, CodeMirror.commands.undo, actionArgs.repeat)(); + cm.setCursor(cm.getCursor('anchor')); + }); + }, + redo: function(cm, actionArgs) { + repeatFn(cm, CodeMirror.commands.redo, actionArgs.repeat)(); + }, + setRegister: function(_cm, actionArgs, vim) { + vim.inputState.registerName = actionArgs.selectedCharacter; + }, + setMark: function(cm, actionArgs, vim) { + var markName = actionArgs.selectedCharacter; + updateMark(cm, vim, markName, cm.getCursor()); + }, + replace: function(cm, actionArgs, vim) { + var replaceWith = actionArgs.selectedCharacter; + var curStart = cm.getCursor(); + var replaceTo; + var curEnd; + var selections = cm.listSelections(); + if (vim.visualMode) { + curStart = cm.getCursor('start'); + curEnd = cm.getCursor('end'); + } else { + var line = cm.getLine(curStart.line); + replaceTo = curStart.ch + actionArgs.repeat; + if (replaceTo > line.length) { + replaceTo=line.length; + } + curEnd = Pos(curStart.line, replaceTo); + } + if (replaceWith=='\n') { + if (!vim.visualMode) cm.replaceRange('', curStart, curEnd); + // special case, where vim help says to replace by just one line-break + (CodeMirror.commands.newlineAndIndentContinueComment || CodeMirror.commands.newlineAndIndent)(cm); + } else { + var replaceWithStr = cm.getRange(curStart, curEnd); + //replace all characters in range by selected, but keep linebreaks + replaceWithStr = replaceWithStr.replace(/[^\n]/g, replaceWith); + if (vim.visualBlock) { + // Tabs are split in visua block before replacing + var spaces = new Array(cm.getOption("tabSize")+1).join(' '); + replaceWithStr = cm.getSelection(); + replaceWithStr = replaceWithStr.replace(/\t/g, spaces).replace(/[^\n]/g, replaceWith).split('\n'); + cm.replaceSelections(replaceWithStr); + } else { + cm.replaceRange(replaceWithStr, curStart, curEnd); + } + if (vim.visualMode) { + curStart = cursorIsBefore(selections[0].anchor, selections[0].head) ? + selections[0].anchor : selections[0].head; + cm.setCursor(curStart); + exitVisualMode(cm, false); + } else { + cm.setCursor(offsetCursor(curEnd, 0, -1)); + } + } + }, + incrementNumberToken: function(cm, actionArgs) { + var cur = cm.getCursor(); + var lineStr = cm.getLine(cur.line); + var re = /(-?)(?:(0x)([\da-f]+)|(0b|0|)(\d+))/gi; + var match; + var start; + var end; + var numberStr; + while ((match = re.exec(lineStr)) !== null) { + start = match.index; + end = start + match[0].length; + if (cur.ch < end)break; + } + if (!actionArgs.backtrack && (end <= cur.ch))return; + if (match) { + var baseStr = match[2] || match[4] + var digits = match[3] || match[5] + var increment = actionArgs.increase ? 1 : -1; + var base = {'0b': 2, '0': 8, '': 10, '0x': 16}[baseStr.toLowerCase()]; + var number = parseInt(match[1] + digits, base) + (increment * actionArgs.repeat); + numberStr = number.toString(base); + var zeroPadding = baseStr ? new Array(digits.length - numberStr.length + 1 + match[1].length).join('0') : '' + if (numberStr.charAt(0) === '-') { + numberStr = '-' + baseStr + zeroPadding + numberStr.substr(1); + } else { + numberStr = baseStr + zeroPadding + numberStr; + } + var from = Pos(cur.line, start); + var to = Pos(cur.line, end); + cm.replaceRange(numberStr, from, to); + } else { + return; + } + cm.setCursor(Pos(cur.line, start + numberStr.length - 1)); + }, + repeatLastEdit: function(cm, actionArgs, vim) { + var lastEditInputState = vim.lastEditInputState; + if (!lastEditInputState) { return; } + var repeat = actionArgs.repeat; + if (repeat && actionArgs.repeatIsExplicit) { + vim.lastEditInputState.repeatOverride = repeat; + } else { + repeat = vim.lastEditInputState.repeatOverride || repeat; + } + repeatLastEdit(cm, vim, repeat, false /** repeatForInsert */); + }, + indent: function(cm, actionArgs) { + cm.indentLine(cm.getCursor().line, actionArgs.indentRight); + }, + exitInsertMode: exitInsertMode + }; + + function defineAction(name, fn) { + actions[name] = fn; + } + + /* + * Below are miscellaneous utility functions used by vim.js + */ + + /** + * Clips cursor to ensure that line is within the buffer's range + * If includeLineBreak is true, then allow cur.ch == lineLength. + */ + function clipCursorToContent(cm, cur, includeLineBreak) { + var line = Math.min(Math.max(cm.firstLine(), cur.line), cm.lastLine() ); + var maxCh = lineLength(cm, line) - 1; + maxCh = (includeLineBreak) ? maxCh + 1 : maxCh; + var ch = Math.min(Math.max(0, cur.ch), maxCh); + return Pos(line, ch); + } + function copyArgs(args) { + var ret = {}; + for (var prop in args) { + if (args.hasOwnProperty(prop)) { + ret[prop] = args[prop]; + } + } + return ret; + } + function offsetCursor(cur, offsetLine, offsetCh) { + if (typeof offsetLine === 'object') { + offsetCh = offsetLine.ch; + offsetLine = offsetLine.line; + } + return Pos(cur.line + offsetLine, cur.ch + offsetCh); + } + function commandMatches(keys, keyMap, context, inputState) { + // Partial matches are not applied. They inform the key handler + // that the current key sequence is a subsequence of a valid key + // sequence, so that the key buffer is not cleared. + var match, partial = [], full = []; + for (var i = 0; i < keyMap.length; i++) { + var command = keyMap[i]; + if (context == 'insert' && command.context != 'insert' || + command.context && command.context != context || + inputState.operator && command.type == 'action' || + !(match = commandMatch(keys, command.keys))) { continue; } + if (match == 'partial') { partial.push(command); } + if (match == 'full') { full.push(command); } + } + return { + partial: partial.length && partial, + full: full.length && full + }; + } + function commandMatch(pressed, mapped) { + if (mapped.slice(-11) == '<character>') { + // Last character matches anything. + var prefixLen = mapped.length - 11; + var pressedPrefix = pressed.slice(0, prefixLen); + var mappedPrefix = mapped.slice(0, prefixLen); + return pressedPrefix == mappedPrefix && pressed.length > prefixLen ? 'full' : + mappedPrefix.indexOf(pressedPrefix) == 0 ? 'partial' : false; + } else { + return pressed == mapped ? 'full' : + mapped.indexOf(pressed) == 0 ? 'partial' : false; + } + } + function lastChar(keys) { + var match = /^.*(<[^>]+>)$/.exec(keys); + var selectedCharacter = match ? match[1] : keys.slice(-1); + if (selectedCharacter.length > 1){ + switch(selectedCharacter){ + case '<CR>': + selectedCharacter='\n'; + break; + case '<Space>': + selectedCharacter=' '; + break; + default: + selectedCharacter=''; + break; + } + } + return selectedCharacter; + } + function repeatFn(cm, fn, repeat) { + return function() { + for (var i = 0; i < repeat; i++) { + fn(cm); + } + }; + } + function copyCursor(cur) { + return Pos(cur.line, cur.ch); + } + function cursorEqual(cur1, cur2) { + return cur1.ch == cur2.ch && cur1.line == cur2.line; + } + function cursorIsBefore(cur1, cur2) { + if (cur1.line < cur2.line) { + return true; + } + if (cur1.line == cur2.line && cur1.ch < cur2.ch) { + return true; + } + return false; + } + function cursorMin(cur1, cur2) { + if (arguments.length > 2) { + cur2 = cursorMin.apply(undefined, Array.prototype.slice.call(arguments, 1)); + } + return cursorIsBefore(cur1, cur2) ? cur1 : cur2; + } + function cursorMax(cur1, cur2) { + if (arguments.length > 2) { + cur2 = cursorMax.apply(undefined, Array.prototype.slice.call(arguments, 1)); + } + return cursorIsBefore(cur1, cur2) ? cur2 : cur1; + } + function cursorIsBetween(cur1, cur2, cur3) { + // returns true if cur2 is between cur1 and cur3. + var cur1before2 = cursorIsBefore(cur1, cur2); + var cur2before3 = cursorIsBefore(cur2, cur3); + return cur1before2 && cur2before3; + } + function lineLength(cm, lineNum) { + return cm.getLine(lineNum).length; + } + function trim(s) { + if (s.trim) { + return s.trim(); + } + return s.replace(/^\s+|\s+$/g, ''); + } + function escapeRegex(s) { + return s.replace(/([.?*+$\[\]\/\\(){}|\-])/g, '\\$1'); + } + function extendLineToColumn(cm, lineNum, column) { + var endCh = lineLength(cm, lineNum); + var spaces = new Array(column-endCh+1).join(' '); + cm.setCursor(Pos(lineNum, endCh)); + cm.replaceRange(spaces, cm.getCursor()); + } + // This functions selects a rectangular block + // of text with selectionEnd as any of its corner + // Height of block: + // Difference in selectionEnd.line and first/last selection.line + // Width of the block: + // Distance between selectionEnd.ch and any(first considered here) selection.ch + function selectBlock(cm, selectionEnd) { + var selections = [], ranges = cm.listSelections(); + var head = copyCursor(cm.clipPos(selectionEnd)); + var isClipped = !cursorEqual(selectionEnd, head); + var curHead = cm.getCursor('head'); + var primIndex = getIndex(ranges, curHead); + var wasClipped = cursorEqual(ranges[primIndex].head, ranges[primIndex].anchor); + var max = ranges.length - 1; + var index = max - primIndex > primIndex ? max : 0; + var base = ranges[index].anchor; + + var firstLine = Math.min(base.line, head.line); + var lastLine = Math.max(base.line, head.line); + var baseCh = base.ch, headCh = head.ch; + + var dir = ranges[index].head.ch - baseCh; + var newDir = headCh - baseCh; + if (dir > 0 && newDir <= 0) { + baseCh++; + if (!isClipped) { headCh--; } + } else if (dir < 0 && newDir >= 0) { + baseCh--; + if (!wasClipped) { headCh++; } + } else if (dir < 0 && newDir == -1) { + baseCh--; + headCh++; + } + for (var line = firstLine; line <= lastLine; line++) { + var range = {anchor: new Pos(line, baseCh), head: new Pos(line, headCh)}; + selections.push(range); + } + cm.setSelections(selections); + selectionEnd.ch = headCh; + base.ch = baseCh; + return base; + } + function selectForInsert(cm, head, height) { + var sel = []; + for (var i = 0; i < height; i++) { + var lineHead = offsetCursor(head, i, 0); + sel.push({anchor: lineHead, head: lineHead}); + } + cm.setSelections(sel, 0); + } + // getIndex returns the index of the cursor in the selections. + function getIndex(ranges, cursor, end) { + for (var i = 0; i < ranges.length; i++) { + var atAnchor = end != 'head' && cursorEqual(ranges[i].anchor, cursor); + var atHead = end != 'anchor' && cursorEqual(ranges[i].head, cursor); + if (atAnchor || atHead) { + return i; + } + } + return -1; + } + function getSelectedAreaRange(cm, vim) { + var lastSelection = vim.lastSelection; + var getCurrentSelectedAreaRange = function() { + var selections = cm.listSelections(); + var start = selections[0]; + var end = selections[selections.length-1]; + var selectionStart = cursorIsBefore(start.anchor, start.head) ? start.anchor : start.head; + var selectionEnd = cursorIsBefore(end.anchor, end.head) ? end.head : end.anchor; + return [selectionStart, selectionEnd]; + }; + var getLastSelectedAreaRange = function() { + var selectionStart = cm.getCursor(); + var selectionEnd = cm.getCursor(); + var block = lastSelection.visualBlock; + if (block) { + var width = block.width; + var height = block.height; + selectionEnd = Pos(selectionStart.line + height, selectionStart.ch + width); + var selections = []; + // selectBlock creates a 'proper' rectangular block. + // We do not want that in all cases, so we manually set selections. + for (var i = selectionStart.line; i < selectionEnd.line; i++) { + var anchor = Pos(i, selectionStart.ch); + var head = Pos(i, selectionEnd.ch); + var range = {anchor: anchor, head: head}; + selections.push(range); + } + cm.setSelections(selections); + } else { + var start = lastSelection.anchorMark.find(); + var end = lastSelection.headMark.find(); + var line = end.line - start.line; + var ch = end.ch - start.ch; + selectionEnd = {line: selectionEnd.line + line, ch: line ? selectionEnd.ch : ch + selectionEnd.ch}; + if (lastSelection.visualLine) { + selectionStart = Pos(selectionStart.line, 0); + selectionEnd = Pos(selectionEnd.line, lineLength(cm, selectionEnd.line)); + } + cm.setSelection(selectionStart, selectionEnd); + } + return [selectionStart, selectionEnd]; + }; + if (!vim.visualMode) { + // In case of replaying the action. + return getLastSelectedAreaRange(); + } else { + return getCurrentSelectedAreaRange(); + } + } + // Updates the previous selection with the current selection's values. This + // should only be called in visual mode. + function updateLastSelection(cm, vim) { + var anchor = vim.sel.anchor; + var head = vim.sel.head; + // To accommodate the effect of lastPastedText in the last selection + if (vim.lastPastedText) { + head = cm.posFromIndex(cm.indexFromPos(anchor) + vim.lastPastedText.length); + vim.lastPastedText = null; + } + vim.lastSelection = {'anchorMark': cm.setBookmark(anchor), + 'headMark': cm.setBookmark(head), + 'anchor': copyCursor(anchor), + 'head': copyCursor(head), + 'visualMode': vim.visualMode, + 'visualLine': vim.visualLine, + 'visualBlock': vim.visualBlock}; + } + function expandSelection(cm, start, end) { + var sel = cm.state.vim.sel; + var head = sel.head; + var anchor = sel.anchor; + var tmp; + if (cursorIsBefore(end, start)) { + tmp = end; + end = start; + start = tmp; + } + if (cursorIsBefore(head, anchor)) { + head = cursorMin(start, head); + anchor = cursorMax(anchor, end); + } else { + anchor = cursorMin(start, anchor); + head = cursorMax(head, end); + head = offsetCursor(head, 0, -1); + if (head.ch == -1 && head.line != cm.firstLine()) { + head = Pos(head.line - 1, lineLength(cm, head.line - 1)); + } + } + return [anchor, head]; + } + /** + * Updates the CodeMirror selection to match the provided vim selection. + * If no arguments are given, it uses the current vim selection state. + */ + function updateCmSelection(cm, sel, mode) { + var vim = cm.state.vim; + sel = sel || vim.sel; + var mode = mode || + vim.visualLine ? 'line' : vim.visualBlock ? 'block' : 'char'; + var cmSel = makeCmSelection(cm, sel, mode); + cm.setSelections(cmSel.ranges, cmSel.primary); + updateFakeCursor(cm); + } + function makeCmSelection(cm, sel, mode, exclusive) { + var head = copyCursor(sel.head); + var anchor = copyCursor(sel.anchor); + if (mode == 'char') { + var headOffset = !exclusive && !cursorIsBefore(sel.head, sel.anchor) ? 1 : 0; + var anchorOffset = cursorIsBefore(sel.head, sel.anchor) ? 1 : 0; + head = offsetCursor(sel.head, 0, headOffset); + anchor = offsetCursor(sel.anchor, 0, anchorOffset); + return { + ranges: [{anchor: anchor, head: head}], + primary: 0 + }; + } else if (mode == 'line') { + if (!cursorIsBefore(sel.head, sel.anchor)) { + anchor.ch = 0; + + var lastLine = cm.lastLine(); + if (head.line > lastLine) { + head.line = lastLine; + } + head.ch = lineLength(cm, head.line); + } else { + head.ch = 0; + anchor.ch = lineLength(cm, anchor.line); + } + return { + ranges: [{anchor: anchor, head: head}], + primary: 0 + }; + } else if (mode == 'block') { + var top = Math.min(anchor.line, head.line), + left = Math.min(anchor.ch, head.ch), + bottom = Math.max(anchor.line, head.line), + right = Math.max(anchor.ch, head.ch) + 1; + var height = bottom - top + 1; + var primary = head.line == top ? 0 : height - 1; + var ranges = []; + for (var i = 0; i < height; i++) { + ranges.push({ + anchor: Pos(top + i, left), + head: Pos(top + i, right) + }); + } + return { + ranges: ranges, + primary: primary + }; + } + } + function getHead(cm) { + var cur = cm.getCursor('head'); + if (cm.getSelection().length == 1) { + // Small corner case when only 1 character is selected. The "real" + // head is the left of head and anchor. + cur = cursorMin(cur, cm.getCursor('anchor')); + } + return cur; + } + + /** + * If moveHead is set to false, the CodeMirror selection will not be + * touched. The caller assumes the responsibility of putting the cursor + * in the right place. + */ + function exitVisualMode(cm, moveHead) { + var vim = cm.state.vim; + if (moveHead !== false) { + cm.setCursor(clipCursorToContent(cm, vim.sel.head)); + } + updateLastSelection(cm, vim); + vim.visualMode = false; + vim.visualLine = false; + vim.visualBlock = false; + CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"}); + if (vim.fakeCursor) { + vim.fakeCursor.clear(); + } + } + + // Remove any trailing newlines from the selection. For + // example, with the caret at the start of the last word on the line, + // 'dw' should word, but not the newline, while 'w' should advance the + // caret to the first character of the next line. + function clipToLine(cm, curStart, curEnd) { + var selection = cm.getRange(curStart, curEnd); + // Only clip if the selection ends with trailing newline + whitespace + if (/\n\s*$/.test(selection)) { + var lines = selection.split('\n'); + // We know this is all whitespace. + lines.pop(); + + // Cases: + // 1. Last word is an empty line - do not clip the trailing '\n' + // 2. Last word is not an empty line - clip the trailing '\n' + var line; + // Find the line containing the last word, and clip all whitespace up + // to it. + for (var line = lines.pop(); lines.length > 0 && line && isWhiteSpaceString(line); line = lines.pop()) { + curEnd.line--; + curEnd.ch = 0; + } + // If the last word is not an empty line, clip an additional newline + if (line) { + curEnd.line--; + curEnd.ch = lineLength(cm, curEnd.line); + } else { + curEnd.ch = 0; + } + } + } + + // Expand the selection to line ends. + function expandSelectionToLine(_cm, curStart, curEnd) { + curStart.ch = 0; + curEnd.ch = 0; + curEnd.line++; + } + + function findFirstNonWhiteSpaceCharacter(text) { + if (!text) { + return 0; + } + var firstNonWS = text.search(/\S/); + return firstNonWS == -1 ? text.length : firstNonWS; + } + + function expandWordUnderCursor(cm, inclusive, _forward, bigWord, noSymbol) { + var cur = getHead(cm); + var line = cm.getLine(cur.line); + var idx = cur.ch; + + // Seek to first word or non-whitespace character, depending on if + // noSymbol is true. + var test = noSymbol ? wordCharTest[0] : bigWordCharTest [0]; + while (!test(line.charAt(idx))) { + idx++; + if (idx >= line.length) { return null; } + } + + if (bigWord) { + test = bigWordCharTest[0]; + } else { + test = wordCharTest[0]; + if (!test(line.charAt(idx))) { + test = wordCharTest[1]; + } + } + + var end = idx, start = idx; + while (test(line.charAt(end)) && end < line.length) { end++; } + while (test(line.charAt(start)) && start >= 0) { start--; } + start++; + + if (inclusive) { + // If present, include all whitespace after word. + // Otherwise, include all whitespace before word, except indentation. + var wordEnd = end; + while (/\s/.test(line.charAt(end)) && end < line.length) { end++; } + if (wordEnd == end) { + var wordStart = start; + while (/\s/.test(line.charAt(start - 1)) && start > 0) { start--; } + if (!start) { start = wordStart; } + } + } + return { start: Pos(cur.line, start), end: Pos(cur.line, end) }; + } + + function recordJumpPosition(cm, oldCur, newCur) { + if (!cursorEqual(oldCur, newCur)) { + vimGlobalState.jumpList.add(cm, oldCur, newCur); + } + } + + function recordLastCharacterSearch(increment, args) { + vimGlobalState.lastCharacterSearch.increment = increment; + vimGlobalState.lastCharacterSearch.forward = args.forward; + vimGlobalState.lastCharacterSearch.selectedCharacter = args.selectedCharacter; + } + + var symbolToMode = { + '(': 'bracket', ')': 'bracket', '{': 'bracket', '}': 'bracket', + '[': 'section', ']': 'section', + '*': 'comment', '/': 'comment', + 'm': 'method', 'M': 'method', + '#': 'preprocess' + }; + var findSymbolModes = { + bracket: { + isComplete: function(state) { + if (state.nextCh === state.symb) { + state.depth++; + if (state.depth >= 1)return true; + } else if (state.nextCh === state.reverseSymb) { + state.depth--; + } + return false; + } + }, + section: { + init: function(state) { + state.curMoveThrough = true; + state.symb = (state.forward ? ']' : '[') === state.symb ? '{' : '}'; + }, + isComplete: function(state) { + return state.index === 0 && state.nextCh === state.symb; + } + }, + comment: { + isComplete: function(state) { + var found = state.lastCh === '*' && state.nextCh === '/'; + state.lastCh = state.nextCh; + return found; + } + }, + // TODO: The original Vim implementation only operates on level 1 and 2. + // The current implementation doesn't check for code block level and + // therefore it operates on any levels. + method: { + init: function(state) { + state.symb = (state.symb === 'm' ? '{' : '}'); + state.reverseSymb = state.symb === '{' ? '}' : '{'; + }, + isComplete: function(state) { + if (state.nextCh === state.symb)return true; + return false; + } + }, + preprocess: { + init: function(state) { + state.index = 0; + }, + isComplete: function(state) { + if (state.nextCh === '#') { + var token = state.lineText.match(/#(\w+)/)[1]; + if (token === 'endif') { + if (state.forward && state.depth === 0) { + return true; + } + state.depth++; + } else if (token === 'if') { + if (!state.forward && state.depth === 0) { + return true; + } + state.depth--; + } + if (token === 'else' && state.depth === 0)return true; + } + return false; + } + } + }; + function findSymbol(cm, repeat, forward, symb) { + var cur = copyCursor(cm.getCursor()); + var increment = forward ? 1 : -1; + var endLine = forward ? cm.lineCount() : -1; + var curCh = cur.ch; + var line = cur.line; + var lineText = cm.getLine(line); + var state = { + lineText: lineText, + nextCh: lineText.charAt(curCh), + lastCh: null, + index: curCh, + symb: symb, + reverseSymb: (forward ? { ')': '(', '}': '{' } : { '(': ')', '{': '}' })[symb], + forward: forward, + depth: 0, + curMoveThrough: false + }; + var mode = symbolToMode[symb]; + if (!mode)return cur; + var init = findSymbolModes[mode].init; + var isComplete = findSymbolModes[mode].isComplete; + if (init) { init(state); } + while (line !== endLine && repeat) { + state.index += increment; + state.nextCh = state.lineText.charAt(state.index); + if (!state.nextCh) { + line += increment; + state.lineText = cm.getLine(line) || ''; + if (increment > 0) { + state.index = 0; + } else { + var lineLen = state.lineText.length; + state.index = (lineLen > 0) ? (lineLen-1) : 0; + } + state.nextCh = state.lineText.charAt(state.index); + } + if (isComplete(state)) { + cur.line = line; + cur.ch = state.index; + repeat--; + } + } + if (state.nextCh || state.curMoveThrough) { + return Pos(line, state.index); + } + return cur; + } + + /* + * Returns the boundaries of the next word. If the cursor in the middle of + * the word, then returns the boundaries of the current word, starting at + * the cursor. If the cursor is at the start/end of a word, and we are going + * forward/backward, respectively, find the boundaries of the next word. + * + * @param {CodeMirror} cm CodeMirror object. + * @param {Cursor} cur The cursor position. + * @param {boolean} forward True to search forward. False to search + * backward. + * @param {boolean} bigWord True if punctuation count as part of the word. + * False if only [a-zA-Z0-9] characters count as part of the word. + * @param {boolean} emptyLineIsWord True if empty lines should be treated + * as words. + * @return {Object{from:number, to:number, line: number}} The boundaries of + * the word, or null if there are no more words. + */ + function findWord(cm, cur, forward, bigWord, emptyLineIsWord) { + var lineNum = cur.line; + var pos = cur.ch; + var line = cm.getLine(lineNum); + var dir = forward ? 1 : -1; + var charTests = bigWord ? bigWordCharTest: wordCharTest; + + if (emptyLineIsWord && line == '') { + lineNum += dir; + line = cm.getLine(lineNum); + if (!isLine(cm, lineNum)) { + return null; + } + pos = (forward) ? 0 : line.length; + } + + while (true) { + if (emptyLineIsWord && line == '') { + return { from: 0, to: 0, line: lineNum }; + } + var stop = (dir > 0) ? line.length : -1; + var wordStart = stop, wordEnd = stop; + // Find bounds of next word. + while (pos != stop) { + var foundWord = false; + for (var i = 0; i < charTests.length && !foundWord; ++i) { + if (charTests[i](line.charAt(pos))) { + wordStart = pos; + // Advance to end of word. + while (pos != stop && charTests[i](line.charAt(pos))) { + pos += dir; + } + wordEnd = pos; + foundWord = wordStart != wordEnd; + if (wordStart == cur.ch && lineNum == cur.line && + wordEnd == wordStart + dir) { + // We started at the end of a word. Find the next one. + continue; + } else { + return { + from: Math.min(wordStart, wordEnd + 1), + to: Math.max(wordStart, wordEnd), + line: lineNum }; + } + } + } + if (!foundWord) { + pos += dir; + } + } + // Advance to next/prev line. + lineNum += dir; + if (!isLine(cm, lineNum)) { + return null; + } + line = cm.getLine(lineNum); + pos = (dir > 0) ? 0 : line.length; + } + } + + /** + * @param {CodeMirror} cm CodeMirror object. + * @param {Pos} cur The position to start from. + * @param {int} repeat Number of words to move past. + * @param {boolean} forward True to search forward. False to search + * backward. + * @param {boolean} wordEnd True to move to end of word. False to move to + * beginning of word. + * @param {boolean} bigWord True if punctuation count as part of the word. + * False if only alphabet characters count as part of the word. + * @return {Cursor} The position the cursor should move to. + */ + function moveToWord(cm, cur, repeat, forward, wordEnd, bigWord) { + var curStart = copyCursor(cur); + var words = []; + if (forward && !wordEnd || !forward && wordEnd) { + repeat++; + } + // For 'e', empty lines are not considered words, go figure. + var emptyLineIsWord = !(forward && wordEnd); + for (var i = 0; i < repeat; i++) { + var word = findWord(cm, cur, forward, bigWord, emptyLineIsWord); + if (!word) { + var eodCh = lineLength(cm, cm.lastLine()); + words.push(forward + ? {line: cm.lastLine(), from: eodCh, to: eodCh} + : {line: 0, from: 0, to: 0}); + break; + } + words.push(word); + cur = Pos(word.line, forward ? (word.to - 1) : word.from); + } + var shortCircuit = words.length != repeat; + var firstWord = words[0]; + var lastWord = words.pop(); + if (forward && !wordEnd) { + // w + if (!shortCircuit && (firstWord.from != curStart.ch || firstWord.line != curStart.line)) { + // We did not start in the middle of a word. Discard the extra word at the end. + lastWord = words.pop(); + } + return Pos(lastWord.line, lastWord.from); + } else if (forward && wordEnd) { + return Pos(lastWord.line, lastWord.to - 1); + } else if (!forward && wordEnd) { + // ge + if (!shortCircuit && (firstWord.to != curStart.ch || firstWord.line != curStart.line)) { + // We did not start in the middle of a word. Discard the extra word at the end. + lastWord = words.pop(); + } + return Pos(lastWord.line, lastWord.to); + } else { + // b + return Pos(lastWord.line, lastWord.from); + } + } + + function moveToCharacter(cm, repeat, forward, character) { + var cur = cm.getCursor(); + var start = cur.ch; + var idx; + for (var i = 0; i < repeat; i ++) { + var line = cm.getLine(cur.line); + idx = charIdxInLine(start, line, character, forward, true); + if (idx == -1) { + return null; + } + start = idx; + } + return Pos(cm.getCursor().line, idx); + } + + function moveToColumn(cm, repeat) { + // repeat is always >= 1, so repeat - 1 always corresponds + // to the column we want to go to. + var line = cm.getCursor().line; + return clipCursorToContent(cm, Pos(line, repeat - 1)); + } + + function updateMark(cm, vim, markName, pos) { + if (!inArray(markName, validMarks)) { + return; + } + if (vim.marks[markName]) { + vim.marks[markName].clear(); + } + vim.marks[markName] = cm.setBookmark(pos); + } + + function charIdxInLine(start, line, character, forward, includeChar) { + // Search for char in line. + // motion_options: {forward, includeChar} + // If includeChar = true, include it too. + // If forward = true, search forward, else search backwards. + // If char is not found on this line, do nothing + var idx; + if (forward) { + idx = line.indexOf(character, start + 1); + if (idx != -1 && !includeChar) { + idx -= 1; + } + } else { + idx = line.lastIndexOf(character, start - 1); + if (idx != -1 && !includeChar) { + idx += 1; + } + } + return idx; + } + + function findParagraph(cm, head, repeat, dir, inclusive) { + var line = head.line; + var min = cm.firstLine(); + var max = cm.lastLine(); + var start, end, i = line; + function isEmpty(i) { return !cm.getLine(i); } + function isBoundary(i, dir, any) { + if (any) { return isEmpty(i) != isEmpty(i + dir); } + return !isEmpty(i) && isEmpty(i + dir); + } + if (dir) { + while (min <= i && i <= max && repeat > 0) { + if (isBoundary(i, dir)) { repeat--; } + i += dir; + } + return new Pos(i, 0); + } + + var vim = cm.state.vim; + if (vim.visualLine && isBoundary(line, 1, true)) { + var anchor = vim.sel.anchor; + if (isBoundary(anchor.line, -1, true)) { + if (!inclusive || anchor.line != line) { + line += 1; + } + } + } + var startState = isEmpty(line); + for (i = line; i <= max && repeat; i++) { + if (isBoundary(i, 1, true)) { + if (!inclusive || isEmpty(i) != startState) { + repeat--; + } + } + } + end = new Pos(i, 0); + // select boundary before paragraph for the last one + if (i > max && !startState) { startState = true; } + else { inclusive = false; } + for (i = line; i > min; i--) { + if (!inclusive || isEmpty(i) == startState || i == line) { + if (isBoundary(i, -1, true)) { break; } + } + } + start = new Pos(i, 0); + return { start: start, end: end }; + } + + function findSentence(cm, cur, repeat, dir) { + + /* + Takes an index object + { + line: the line string, + ln: line number, + pos: index in line, + dir: direction of traversal (-1 or 1) + } + and modifies the line, ln, and pos members to represent the + next valid position or sets them to null if there are + no more valid positions. + */ + function nextChar(cm, idx) { + if (idx.pos + idx.dir < 0 || idx.pos + idx.dir >= idx.line.length) { + idx.ln += idx.dir; + if (!isLine(cm, idx.ln)) { + idx.line = null; + idx.ln = null; + idx.pos = null; + return; + } + idx.line = cm.getLine(idx.ln); + idx.pos = (idx.dir > 0) ? 0 : idx.line.length - 1; + } + else { + idx.pos += idx.dir; + } + } + + /* + Performs one iteration of traversal in forward direction + Returns an index object of the new location + */ + function forward(cm, ln, pos, dir) { + var line = cm.getLine(ln); + var stop = (line === ""); + + var curr = { + line: line, + ln: ln, + pos: pos, + dir: dir, + } + + var last_valid = { + ln: curr.ln, + pos: curr.pos, + } + + var skip_empty_lines = (curr.line === ""); + + // Move one step to skip character we start on + nextChar(cm, curr); + + while (curr.line !== null) { + last_valid.ln = curr.ln; + last_valid.pos = curr.pos; + + if (curr.line === "" && !skip_empty_lines) { + return { ln: curr.ln, pos: curr.pos, }; + } + else if (stop && curr.line !== "" && !isWhiteSpaceString(curr.line[curr.pos])) { + return { ln: curr.ln, pos: curr.pos, }; + } + else if (isEndOfSentenceSymbol(curr.line[curr.pos]) + && !stop + && (curr.pos === curr.line.length - 1 + || isWhiteSpaceString(curr.line[curr.pos + 1]))) { + stop = true; + } + + nextChar(cm, curr); + } + + /* + Set the position to the last non whitespace character on the last + valid line in the case that we reach the end of the document. + */ + var line = cm.getLine(last_valid.ln); + last_valid.pos = 0; + for(var i = line.length - 1; i >= 0; --i) { + if (!isWhiteSpaceString(line[i])) { + last_valid.pos = i; + break; + } + } + + return last_valid; + + } + + /* + Performs one iteration of traversal in reverse direction + Returns an index object of the new location + */ + function reverse(cm, ln, pos, dir) { + var line = cm.getLine(ln); + + var curr = { + line: line, + ln: ln, + pos: pos, + dir: dir, + } + + var last_valid = { + ln: curr.ln, + pos: null, + }; + + var skip_empty_lines = (curr.line === ""); + + // Move one step to skip character we start on + nextChar(cm, curr); + + while (curr.line !== null) { + + if (curr.line === "" && !skip_empty_lines) { + if (last_valid.pos !== null) { + return last_valid; + } + else { + return { ln: curr.ln, pos: curr.pos }; + } + } + else if (isEndOfSentenceSymbol(curr.line[curr.pos]) + && last_valid.pos !== null + && !(curr.ln === last_valid.ln && curr.pos + 1 === last_valid.pos)) { + return last_valid; + } + else if (curr.line !== "" && !isWhiteSpaceString(curr.line[curr.pos])) { + skip_empty_lines = false; + last_valid = { ln: curr.ln, pos: curr.pos } + } + + nextChar(cm, curr); + } + + /* + Set the position to the first non whitespace character on the last + valid line in the case that we reach the beginning of the document. + */ + var line = cm.getLine(last_valid.ln); + last_valid.pos = 0; + for(var i = 0; i < line.length; ++i) { + if (!isWhiteSpaceString(line[i])) { + last_valid.pos = i; + break; + } + } + return last_valid; + } + + var curr_index = { + ln: cur.line, + pos: cur.ch, + }; + + while (repeat > 0) { + if (dir < 0) { + curr_index = reverse(cm, curr_index.ln, curr_index.pos, dir); + } + else { + curr_index = forward(cm, curr_index.ln, curr_index.pos, dir); + } + repeat--; + } + + return Pos(curr_index.ln, curr_index.pos); + } + + // TODO: perhaps this finagling of start and end positions belonds + // in codemirror/replaceRange? + function selectCompanionObject(cm, head, symb, inclusive) { + var cur = head, start, end; + + var bracketRegexp = ({ + '(': /[()]/, ')': /[()]/, + '[': /[[\]]/, ']': /[[\]]/, + '{': /[{}]/, '}': /[{}]/, + '<': /[<>]/, '>': /[<>]/})[symb]; + var openSym = ({ + '(': '(', ')': '(', + '[': '[', ']': '[', + '{': '{', '}': '{', + '<': '<', '>': '<'})[symb]; + var curChar = cm.getLine(cur.line).charAt(cur.ch); + // Due to the behavior of scanForBracket, we need to add an offset if the + // cursor is on a matching open bracket. + var offset = curChar === openSym ? 1 : 0; + + start = cm.scanForBracket(Pos(cur.line, cur.ch + offset), -1, undefined, {'bracketRegex': bracketRegexp}); + end = cm.scanForBracket(Pos(cur.line, cur.ch + offset), 1, undefined, {'bracketRegex': bracketRegexp}); + + if (!start || !end) { + return { start: cur, end: cur }; + } + + start = start.pos; + end = end.pos; + + if ((start.line == end.line && start.ch > end.ch) + || (start.line > end.line)) { + var tmp = start; + start = end; + end = tmp; + } + + if (inclusive) { + end.ch += 1; + } else { + start.ch += 1; + } + + return { start: start, end: end }; + } + + // Takes in a symbol and a cursor and tries to simulate text objects that + // have identical opening and closing symbols + // TODO support across multiple lines + function findBeginningAndEnd(cm, head, symb, inclusive) { + var cur = copyCursor(head); + var line = cm.getLine(cur.line); + var chars = line.split(''); + var start, end, i, len; + var firstIndex = chars.indexOf(symb); + + // the decision tree is to always look backwards for the beginning first, + // but if the cursor is in front of the first instance of the symb, + // then move the cursor forward + if (cur.ch < firstIndex) { + cur.ch = firstIndex; + // Why is this line even here??? + // cm.setCursor(cur.line, firstIndex+1); + } + // otherwise if the cursor is currently on the closing symbol + else if (firstIndex < cur.ch && chars[cur.ch] == symb) { + end = cur.ch; // assign end to the current cursor + --cur.ch; // make sure to look backwards + } + + // if we're currently on the symbol, we've got a start + if (chars[cur.ch] == symb && !end) { + start = cur.ch + 1; // assign start to ahead of the cursor + } else { + // go backwards to find the start + for (i = cur.ch; i > -1 && !start; i--) { + if (chars[i] == symb) { + start = i + 1; + } + } + } + + // look forwards for the end symbol + if (start && !end) { + for (i = start, len = chars.length; i < len && !end; i++) { + if (chars[i] == symb) { + end = i; + } + } + } + + // nothing found + if (!start || !end) { + return { start: cur, end: cur }; + } + + // include the symbols + if (inclusive) { + --start; ++end; + } + + return { + start: Pos(cur.line, start), + end: Pos(cur.line, end) + }; + } + + // Search functions + defineOption('pcre', true, 'boolean'); + function SearchState() {} + SearchState.prototype = { + getQuery: function() { + return vimGlobalState.query; + }, + setQuery: function(query) { + vimGlobalState.query = query; + }, + getOverlay: function() { + return this.searchOverlay; + }, + setOverlay: function(overlay) { + this.searchOverlay = overlay; + }, + isReversed: function() { + return vimGlobalState.isReversed; + }, + setReversed: function(reversed) { + vimGlobalState.isReversed = reversed; + }, + getScrollbarAnnotate: function() { + return this.annotate; + }, + setScrollbarAnnotate: function(annotate) { + this.annotate = annotate; + } + }; + function getSearchState(cm) { + var vim = cm.state.vim; + return vim.searchState_ || (vim.searchState_ = new SearchState()); + } + function dialog(cm, template, shortText, onClose, options) { + if (cm.openDialog) { + cm.openDialog(template, onClose, { bottom: true, value: options.value, + onKeyDown: options.onKeyDown, onKeyUp: options.onKeyUp, + selectValueOnOpen: false}); + } + else { + onClose(prompt(shortText, '')); + } + } + function splitBySlash(argString) { + return splitBySeparator(argString, '/'); + } + + function findUnescapedSlashes(argString) { + return findUnescapedSeparators(argString, '/'); + } + + function splitBySeparator(argString, separator) { + var slashes = findUnescapedSeparators(argString, separator) || []; + if (!slashes.length) return []; + var tokens = []; + // in case of strings like foo/bar + if (slashes[0] !== 0) return; + for (var i = 0; i < slashes.length; i++) { + if (typeof slashes[i] == 'number') + tokens.push(argString.substring(slashes[i] + 1, slashes[i+1])); + } + return tokens; + } + + function findUnescapedSeparators(str, separator) { + if (!separator) + separator = '/'; + + var escapeNextChar = false; + var slashes = []; + for (var i = 0; i < str.length; i++) { + var c = str.charAt(i); + if (!escapeNextChar && c == separator) { + slashes.push(i); + } + escapeNextChar = !escapeNextChar && (c == '\\'); + } + return slashes; + } + + // Translates a search string from ex (vim) syntax into javascript form. + function translateRegex(str) { + // When these match, add a '\' if unescaped or remove one if escaped. + var specials = '|(){'; + // Remove, but never add, a '\' for these. + var unescape = '}'; + var escapeNextChar = false; + var out = []; + for (var i = -1; i < str.length; i++) { + var c = str.charAt(i) || ''; + var n = str.charAt(i+1) || ''; + var specialComesNext = (n && specials.indexOf(n) != -1); + if (escapeNextChar) { + if (c !== '\\' || !specialComesNext) { + out.push(c); + } + escapeNextChar = false; + } else { + if (c === '\\') { + escapeNextChar = true; + // Treat the unescape list as special for removing, but not adding '\'. + if (n && unescape.indexOf(n) != -1) { + specialComesNext = true; + } + // Not passing this test means removing a '\'. + if (!specialComesNext || n === '\\') { + out.push(c); + } + } else { + out.push(c); + if (specialComesNext && n !== '\\') { + out.push('\\'); + } + } + } + } + return out.join(''); + } + + // Translates the replace part of a search and replace from ex (vim) syntax into + // javascript form. Similar to translateRegex, but additionally fixes back references + // (translates '\[0..9]' to '$[0..9]') and follows different rules for escaping '$'. + var charUnescapes = {'\\n': '\n', '\\r': '\r', '\\t': '\t'}; + function translateRegexReplace(str) { + var escapeNextChar = false; + var out = []; + for (var i = -1; i < str.length; i++) { + var c = str.charAt(i) || ''; + var n = str.charAt(i+1) || ''; + if (charUnescapes[c + n]) { + out.push(charUnescapes[c+n]); + i++; + } else if (escapeNextChar) { + // At any point in the loop, escapeNextChar is true if the previous + // character was a '\' and was not escaped. + out.push(c); + escapeNextChar = false; + } else { + if (c === '\\') { + escapeNextChar = true; + if ((isNumber(n) || n === '$')) { + out.push('$'); + } else if (n !== '/' && n !== '\\') { + out.push('\\'); + } + } else { + if (c === '$') { + out.push('$'); + } + out.push(c); + if (n === '/') { + out.push('\\'); + } + } + } + } + return out.join(''); + } + + // Unescape \ and / in the replace part, for PCRE mode. + var unescapes = {'\\/': '/', '\\\\': '\\', '\\n': '\n', '\\r': '\r', '\\t': '\t', '\\&':'&'}; + function unescapeRegexReplace(str) { + var stream = new CodeMirror.StringStream(str); + var output = []; + while (!stream.eol()) { + // Search for \. + while (stream.peek() && stream.peek() != '\\') { + output.push(stream.next()); + } + var matched = false; + for (var matcher in unescapes) { + if (stream.match(matcher, true)) { + matched = true; + output.push(unescapes[matcher]); + break; + } + } + if (!matched) { + // Don't change anything + output.push(stream.next()); + } + } + return output.join(''); + } + + /** + * Extract the regular expression from the query and return a Regexp object. + * Returns null if the query is blank. + * If ignoreCase is passed in, the Regexp object will have the 'i' flag set. + * If smartCase is passed in, and the query contains upper case letters, + * then ignoreCase is overridden, and the 'i' flag will not be set. + * If the query contains the /i in the flag part of the regular expression, + * then both ignoreCase and smartCase are ignored, and 'i' will be passed + * through to the Regex object. + */ + function parseQuery(query, ignoreCase, smartCase) { + // First update the last search register + var lastSearchRegister = vimGlobalState.registerController.getRegister('/'); + lastSearchRegister.setText(query); + // Check if the query is already a regex. + if (query instanceof RegExp) { return query; } + // First try to extract regex + flags from the input. If no flags found, + // extract just the regex. IE does not accept flags directly defined in + // the regex string in the form /regex/flags + var slashes = findUnescapedSlashes(query); + var regexPart; + var forceIgnoreCase; + if (!slashes.length) { + // Query looks like 'regexp' + regexPart = query; + } else { + // Query looks like 'regexp/...' + regexPart = query.substring(0, slashes[0]); + var flagsPart = query.substring(slashes[0]); + forceIgnoreCase = (flagsPart.indexOf('i') != -1); + } + if (!regexPart) { + return null; + } + if (!getOption('pcre')) { + regexPart = translateRegex(regexPart); + } + if (smartCase) { + ignoreCase = (/^[^A-Z]*$/).test(regexPart); + } + var regexp = new RegExp(regexPart, + (ignoreCase || forceIgnoreCase) ? 'i' : undefined); + return regexp; + } + function showConfirm(cm, text) { + if (cm.openNotification) { + cm.openNotification('<span style="color: red">' + text + '</span>', + {bottom: true, duration: 5000}); + } else { + alert(text); + } + } + function makePrompt(prefix, desc) { + var raw = '<span style="font-family: monospace; white-space: pre">' + + (prefix || "") + '<input type="text"></span>'; + if (desc) + raw += ' <span style="color: #888">' + desc + '</span>'; + return raw; + } + var searchPromptDesc = '(Javascript regexp)'; + function showPrompt(cm, options) { + var shortText = (options.prefix || '') + ' ' + (options.desc || ''); + var prompt = makePrompt(options.prefix, options.desc); + dialog(cm, prompt, shortText, options.onClose, options); + } + function regexEqual(r1, r2) { + if (r1 instanceof RegExp && r2 instanceof RegExp) { + var props = ['global', 'multiline', 'ignoreCase', 'source']; + for (var i = 0; i < props.length; i++) { + var prop = props[i]; + if (r1[prop] !== r2[prop]) { + return false; + } + } + return true; + } + return false; + } + // Returns true if the query is valid. + function updateSearchQuery(cm, rawQuery, ignoreCase, smartCase) { + if (!rawQuery) { + return; + } + var state = getSearchState(cm); + var query = parseQuery(rawQuery, !!ignoreCase, !!smartCase); + if (!query) { + return; + } + highlightSearchMatches(cm, query); + if (regexEqual(query, state.getQuery())) { + return query; + } + state.setQuery(query); + return query; + } + function searchOverlay(query) { + if (query.source.charAt(0) == '^') { + var matchSol = true; + } + return { + token: function(stream) { + if (matchSol && !stream.sol()) { + stream.skipToEnd(); + return; + } + var match = stream.match(query, false); + if (match) { + if (match[0].length == 0) { + // Matched empty string, skip to next. + stream.next(); + return 'searching'; + } + if (!stream.sol()) { + // Backtrack 1 to match \b + stream.backUp(1); + if (!query.exec(stream.next() + match[0])) { + stream.next(); + return null; + } + } + stream.match(query); + return 'searching'; + } + while (!stream.eol()) { + stream.next(); + if (stream.match(query, false)) break; + } + }, + query: query + }; + } + var highlightTimeout = 0; + function highlightSearchMatches(cm, query) { + clearTimeout(highlightTimeout); + highlightTimeout = setTimeout(function() { + var searchState = getSearchState(cm); + var overlay = searchState.getOverlay(); + if (!overlay || query != overlay.query) { + if (overlay) { + cm.removeOverlay(overlay); + } + overlay = searchOverlay(query); + cm.addOverlay(overlay); + if (cm.showMatchesOnScrollbar) { + if (searchState.getScrollbarAnnotate()) { + searchState.getScrollbarAnnotate().clear(); + } + searchState.setScrollbarAnnotate(cm.showMatchesOnScrollbar(query)); + } + searchState.setOverlay(overlay); + } + }, 50); + } + function findNext(cm, prev, query, repeat) { + if (repeat === undefined) { repeat = 1; } + return cm.operation(function() { + var pos = cm.getCursor(); + var cursor = cm.getSearchCursor(query, pos); + for (var i = 0; i < repeat; i++) { + var found = cursor.find(prev); + if (i == 0 && found && cursorEqual(cursor.from(), pos)) { found = cursor.find(prev); } + if (!found) { + // SearchCursor may have returned null because it hit EOF, wrap + // around and try again. + cursor = cm.getSearchCursor(query, + (prev) ? Pos(cm.lastLine()) : Pos(cm.firstLine(), 0) ); + if (!cursor.find(prev)) { + return; + } + } + } + return cursor.from(); + }); + } + function clearSearchHighlight(cm) { + var state = getSearchState(cm); + cm.removeOverlay(getSearchState(cm).getOverlay()); + state.setOverlay(null); + if (state.getScrollbarAnnotate()) { + state.getScrollbarAnnotate().clear(); + state.setScrollbarAnnotate(null); + } + } + /** + * Check if pos is in the specified range, INCLUSIVE. + * Range can be specified with 1 or 2 arguments. + * If the first range argument is an array, treat it as an array of line + * numbers. Match pos against any of the lines. + * If the first range argument is a number, + * if there is only 1 range argument, check if pos has the same line + * number + * if there are 2 range arguments, then check if pos is in between the two + * range arguments. + */ + function isInRange(pos, start, end) { + if (typeof pos != 'number') { + // Assume it is a cursor position. Get the line number. + pos = pos.line; + } + if (start instanceof Array) { + return inArray(pos, start); + } else { + if (end) { + return (pos >= start && pos <= end); + } else { + return pos == start; + } + } + } + function getUserVisibleLines(cm) { + var scrollInfo = cm.getScrollInfo(); + var occludeToleranceTop = 6; + var occludeToleranceBottom = 10; + var from = cm.coordsChar({left:0, top: occludeToleranceTop + scrollInfo.top}, 'local'); + var bottomY = scrollInfo.clientHeight - occludeToleranceBottom + scrollInfo.top; + var to = cm.coordsChar({left:0, top: bottomY}, 'local'); + return {top: from.line, bottom: to.line}; + } + + function getMarkPos(cm, vim, markName) { + if (markName == '\'') { + var history = cm.doc.history.done; + var event = history[history.length - 2]; + return event && event.ranges && event.ranges[0].head; + } else if (markName == '.') { + if (cm.doc.history.lastModTime == 0) { + return // If no changes, bail out; don't bother to copy or reverse history array. + } else { + var changeHistory = cm.doc.history.done.filter(function(el){ if (el.changes !== undefined) { return el } }); + changeHistory.reverse(); + var lastEditPos = changeHistory[0].changes[0].to; + } + return lastEditPos; + } + + var mark = vim.marks[markName]; + return mark && mark.find(); + } + + var ExCommandDispatcher = function() { + this.buildCommandMap_(); + }; + ExCommandDispatcher.prototype = { + processCommand: function(cm, input, opt_params) { + var that = this; + cm.operation(function () { + cm.curOp.isVimOp = true; + that._processCommand(cm, input, opt_params); + }); + }, + _processCommand: function(cm, input, opt_params) { + var vim = cm.state.vim; + var commandHistoryRegister = vimGlobalState.registerController.getRegister(':'); + var previousCommand = commandHistoryRegister.toString(); + if (vim.visualMode) { + exitVisualMode(cm); + } + var inputStream = new CodeMirror.StringStream(input); + // update ": with the latest command whether valid or invalid + commandHistoryRegister.setText(input); + var params = opt_params || {}; + params.input = input; + try { + this.parseInput_(cm, inputStream, params); + } catch(e) { + showConfirm(cm, e); + throw e; + } + var command; + var commandName; + if (!params.commandName) { + // If only a line range is defined, move to the line. + if (params.line !== undefined) { + commandName = 'move'; + } + } else { + command = this.matchCommand_(params.commandName); + if (command) { + commandName = command.name; + if (command.excludeFromCommandHistory) { + commandHistoryRegister.setText(previousCommand); + } + this.parseCommandArgs_(inputStream, params, command); + if (command.type == 'exToKey') { + // Handle Ex to Key mapping. + for (var i = 0; i < command.toKeys.length; i++) { + CodeMirror.Vim.handleKey(cm, command.toKeys[i], 'mapping'); + } + return; + } else if (command.type == 'exToEx') { + // Handle Ex to Ex mapping. + this.processCommand(cm, command.toInput); + return; + } + } + } + if (!commandName) { + showConfirm(cm, 'Not an editor command ":' + input + '"'); + return; + } + try { + exCommands[commandName](cm, params); + // Possibly asynchronous commands (e.g. substitute, which might have a + // user confirmation), are responsible for calling the callback when + // done. All others have it taken care of for them here. + if ((!command || !command.possiblyAsync) && params.callback) { + params.callback(); + } + } catch(e) { + showConfirm(cm, e); + throw e; + } + }, + parseInput_: function(cm, inputStream, result) { + inputStream.eatWhile(':'); + // Parse range. + if (inputStream.eat('%')) { + result.line = cm.firstLine(); + result.lineEnd = cm.lastLine(); + } else { + result.line = this.parseLineSpec_(cm, inputStream); + if (result.line !== undefined && inputStream.eat(',')) { + result.lineEnd = this.parseLineSpec_(cm, inputStream); + } + } + + // Parse command name. + var commandMatch = inputStream.match(/^(\w+)/); + if (commandMatch) { + result.commandName = commandMatch[1]; + } else { + result.commandName = inputStream.match(/.*/)[0]; + } + + return result; + }, + parseLineSpec_: function(cm, inputStream) { + var numberMatch = inputStream.match(/^(\d+)/); + if (numberMatch) { + // Absolute line number plus offset (N+M or N-M) is probably a typo, + // not something the user actually wanted. (NB: vim does allow this.) + return parseInt(numberMatch[1], 10) - 1; + } + switch (inputStream.next()) { + case '.': + return this.parseLineSpecOffset_(inputStream, cm.getCursor().line); + case '$': + return this.parseLineSpecOffset_(inputStream, cm.lastLine()); + case '\'': + var markName = inputStream.next(); + var markPos = getMarkPos(cm, cm.state.vim, markName); + if (!markPos) throw new Error('Mark not set'); + return this.parseLineSpecOffset_(inputStream, markPos.line); + case '-': + case '+': + inputStream.backUp(1); + // Offset is relative to current line if not otherwise specified. + return this.parseLineSpecOffset_(inputStream, cm.getCursor().line); + default: + inputStream.backUp(1); + return undefined; + } + }, + parseLineSpecOffset_: function(inputStream, line) { + var offsetMatch = inputStream.match(/^([+-])?(\d+)/); + if (offsetMatch) { + var offset = parseInt(offsetMatch[2], 10); + if (offsetMatch[1] == "-") { + line -= offset; + } else { + line += offset; + } + } + return line; + }, + parseCommandArgs_: function(inputStream, params, command) { + if (inputStream.eol()) { + return; + } + params.argString = inputStream.match(/.*/)[0]; + // Parse command-line arguments + var delim = command.argDelimiter || /\s+/; + var args = trim(params.argString).split(delim); + if (args.length && args[0]) { + params.args = args; + } + }, + matchCommand_: function(commandName) { + // Return the command in the command map that matches the shortest + // prefix of the passed in command name. The match is guaranteed to be + // unambiguous if the defaultExCommandMap's shortNames are set up + // correctly. (see @code{defaultExCommandMap}). + for (var i = commandName.length; i > 0; i--) { + var prefix = commandName.substring(0, i); + if (this.commandMap_[prefix]) { + var command = this.commandMap_[prefix]; + if (command.name.indexOf(commandName) === 0) { + return command; + } + } + } + return null; + }, + buildCommandMap_: function() { + this.commandMap_ = {}; + for (var i = 0; i < defaultExCommandMap.length; i++) { + var command = defaultExCommandMap[i]; + var key = command.shortName || command.name; + this.commandMap_[key] = command; + } + }, + map: function(lhs, rhs, ctx) { + if (lhs != ':' && lhs.charAt(0) == ':') { + if (ctx) { throw Error('Mode not supported for ex mappings'); } + var commandName = lhs.substring(1); + if (rhs != ':' && rhs.charAt(0) == ':') { + // Ex to Ex mapping + this.commandMap_[commandName] = { + name: commandName, + type: 'exToEx', + toInput: rhs.substring(1), + user: true + }; + } else { + // Ex to key mapping + this.commandMap_[commandName] = { + name: commandName, + type: 'exToKey', + toKeys: rhs, + user: true + }; + } + } else { + if (rhs != ':' && rhs.charAt(0) == ':') { + // Key to Ex mapping. + var mapping = { + keys: lhs, + type: 'keyToEx', + exArgs: { input: rhs.substring(1) } + }; + if (ctx) { mapping.context = ctx; } + defaultKeymap.unshift(mapping); + } else { + // Key to key mapping + var mapping = { + keys: lhs, + type: 'keyToKey', + toKeys: rhs + }; + if (ctx) { mapping.context = ctx; } + defaultKeymap.unshift(mapping); + } + } + }, + unmap: function(lhs, ctx) { + if (lhs != ':' && lhs.charAt(0) == ':') { + // Ex to Ex or Ex to key mapping + if (ctx) { throw Error('Mode not supported for ex mappings'); } + var commandName = lhs.substring(1); + if (this.commandMap_[commandName] && this.commandMap_[commandName].user) { + delete this.commandMap_[commandName]; + return; + } + } else { + // Key to Ex or key to key mapping + var keys = lhs; + for (var i = 0; i < defaultKeymap.length; i++) { + if (keys == defaultKeymap[i].keys + && defaultKeymap[i].context === ctx) { + defaultKeymap.splice(i, 1); + return; + } + } + } + throw Error('No such mapping.'); + } + }; + + var exCommands = { + colorscheme: function(cm, params) { + if (!params.args || params.args.length < 1) { + showConfirm(cm, cm.getOption('theme')); + return; + } + cm.setOption('theme', params.args[0]); + }, + map: function(cm, params, ctx) { + var mapArgs = params.args; + if (!mapArgs || mapArgs.length < 2) { + if (cm) { + showConfirm(cm, 'Invalid mapping: ' + params.input); + } + return; + } + exCommandDispatcher.map(mapArgs[0], mapArgs[1], ctx); + }, + imap: function(cm, params) { this.map(cm, params, 'insert'); }, + nmap: function(cm, params) { this.map(cm, params, 'normal'); }, + vmap: function(cm, params) { this.map(cm, params, 'visual'); }, + unmap: function(cm, params, ctx) { + var mapArgs = params.args; + if (!mapArgs || mapArgs.length < 1) { + if (cm) { + showConfirm(cm, 'No such mapping: ' + params.input); + } + return; + } + exCommandDispatcher.unmap(mapArgs[0], ctx); + }, + move: function(cm, params) { + commandDispatcher.processCommand(cm, cm.state.vim, { + type: 'motion', + motion: 'moveToLineOrEdgeOfDocument', + motionArgs: { forward: false, explicitRepeat: true, + linewise: true }, + repeatOverride: params.line+1}); + }, + set: function(cm, params) { + var setArgs = params.args; + // Options passed through to the setOption/getOption calls. May be passed in by the + // local/global versions of the set command + var setCfg = params.setCfg || {}; + if (!setArgs || setArgs.length < 1) { + if (cm) { + showConfirm(cm, 'Invalid mapping: ' + params.input); + } + return; + } + var expr = setArgs[0].split('='); + var optionName = expr[0]; + var value = expr[1]; + var forceGet = false; + + if (optionName.charAt(optionName.length - 1) == '?') { + // If post-fixed with ?, then the set is actually a get. + if (value) { throw Error('Trailing characters: ' + params.argString); } + optionName = optionName.substring(0, optionName.length - 1); + forceGet = true; + } + if (value === undefined && optionName.substring(0, 2) == 'no') { + // To set boolean options to false, the option name is prefixed with + // 'no'. + optionName = optionName.substring(2); + value = false; + } + + var optionIsBoolean = options[optionName] && options[optionName].type == 'boolean'; + if (optionIsBoolean && value == undefined) { + // Calling set with a boolean option sets it to true. + value = true; + } + // If no value is provided, then we assume this is a get. + if (!optionIsBoolean && value === undefined || forceGet) { + var oldValue = getOption(optionName, cm, setCfg); + if (oldValue instanceof Error) { + showConfirm(cm, oldValue.message); + } else if (oldValue === true || oldValue === false) { + showConfirm(cm, ' ' + (oldValue ? '' : 'no') + optionName); + } else { + showConfirm(cm, ' ' + optionName + '=' + oldValue); + } + } else { + var setOptionReturn = setOption(optionName, value, cm, setCfg); + if (setOptionReturn instanceof Error) { + showConfirm(cm, setOptionReturn.message); + } + } + }, + setlocal: function (cm, params) { + // setCfg is passed through to setOption + params.setCfg = {scope: 'local'}; + this.set(cm, params); + }, + setglobal: function (cm, params) { + // setCfg is passed through to setOption + params.setCfg = {scope: 'global'}; + this.set(cm, params); + }, + registers: function(cm, params) { + var regArgs = params.args; + var registers = vimGlobalState.registerController.registers; + var regInfo = '----------Registers----------<br><br>'; + if (!regArgs) { + for (var registerName in registers) { + var text = registers[registerName].toString(); + if (text.length) { + regInfo += '"' + registerName + ' ' + text + '<br>'; + } + } + } else { + var registerName; + regArgs = regArgs.join(''); + for (var i = 0; i < regArgs.length; i++) { + registerName = regArgs.charAt(i); + if (!vimGlobalState.registerController.isValidRegister(registerName)) { + continue; + } + var register = registers[registerName] || new Register(); + regInfo += '"' + registerName + ' ' + register.toString() + '<br>'; + } + } + showConfirm(cm, regInfo); + }, + sort: function(cm, params) { + var reverse, ignoreCase, unique, number, pattern; + function parseArgs() { + if (params.argString) { + var args = new CodeMirror.StringStream(params.argString); + if (args.eat('!')) { reverse = true; } + if (args.eol()) { return; } + if (!args.eatSpace()) { return 'Invalid arguments'; } + var opts = args.match(/([dinuox]+)?\s*(\/.+\/)?\s*/); + if (!opts && !args.eol()) { return 'Invalid arguments'; } + if (opts[1]) { + ignoreCase = opts[1].indexOf('i') != -1; + unique = opts[1].indexOf('u') != -1; + var decimal = opts[1].indexOf('d') != -1 || opts[1].indexOf('n') != -1 && 1; + var hex = opts[1].indexOf('x') != -1 && 1; + var octal = opts[1].indexOf('o') != -1 && 1; + if (decimal + hex + octal > 1) { return 'Invalid arguments'; } + number = decimal && 'decimal' || hex && 'hex' || octal && 'octal'; + } + if (opts[2]) { + pattern = new RegExp(opts[2].substr(1, opts[2].length - 2), ignoreCase ? 'i' : ''); + } + } + } + var err = parseArgs(); + if (err) { + showConfirm(cm, err + ': ' + params.argString); + return; + } + var lineStart = params.line || cm.firstLine(); + var lineEnd = params.lineEnd || params.line || cm.lastLine(); + if (lineStart == lineEnd) { return; } + var curStart = Pos(lineStart, 0); + var curEnd = Pos(lineEnd, lineLength(cm, lineEnd)); + var text = cm.getRange(curStart, curEnd).split('\n'); + var numberRegex = pattern ? pattern : + (number == 'decimal') ? /(-?)([\d]+)/ : + (number == 'hex') ? /(-?)(?:0x)?([0-9a-f]+)/i : + (number == 'octal') ? /([0-7]+)/ : null; + var radix = (number == 'decimal') ? 10 : (number == 'hex') ? 16 : (number == 'octal') ? 8 : null; + var numPart = [], textPart = []; + if (number || pattern) { + for (var i = 0; i < text.length; i++) { + var matchPart = pattern ? text[i].match(pattern) : null; + if (matchPart && matchPart[0] != '') { + numPart.push(matchPart); + } else if (!pattern && numberRegex.exec(text[i])) { + numPart.push(text[i]); + } else { + textPart.push(text[i]); + } + } + } else { + textPart = text; + } + function compareFn(a, b) { + if (reverse) { var tmp; tmp = a; a = b; b = tmp; } + if (ignoreCase) { a = a.toLowerCase(); b = b.toLowerCase(); } + var anum = number && numberRegex.exec(a); + var bnum = number && numberRegex.exec(b); + if (!anum) { return a < b ? -1 : 1; } + anum = parseInt((anum[1] + anum[2]).toLowerCase(), radix); + bnum = parseInt((bnum[1] + bnum[2]).toLowerCase(), radix); + return anum - bnum; + } + function comparePatternFn(a, b) { + if (reverse) { var tmp; tmp = a; a = b; b = tmp; } + if (ignoreCase) { a[0] = a[0].toLowerCase(); b[0] = b[0].toLowerCase(); } + return (a[0] < b[0]) ? -1 : 1; + } + numPart.sort(pattern ? comparePatternFn : compareFn); + if (pattern) { + for (var i = 0; i < numPart.length; i++) { + numPart[i] = numPart[i].input; + } + } else if (!number) { textPart.sort(compareFn); } + text = (!reverse) ? textPart.concat(numPart) : numPart.concat(textPart); + if (unique) { // Remove duplicate lines + var textOld = text; + var lastLine; + text = []; + for (var i = 0; i < textOld.length; i++) { + if (textOld[i] != lastLine) { + text.push(textOld[i]); + } + lastLine = textOld[i]; + } + } + cm.replaceRange(text.join('\n'), curStart, curEnd); + }, + global: function(cm, params) { + // a global command is of the form + // :[range]g/pattern/[cmd] + // argString holds the string /pattern/[cmd] + var argString = params.argString; + if (!argString) { + showConfirm(cm, 'Regular Expression missing from global'); + return; + } + // range is specified here + var lineStart = (params.line !== undefined) ? params.line : cm.firstLine(); + var lineEnd = params.lineEnd || params.line || cm.lastLine(); + // get the tokens from argString + var tokens = splitBySlash(argString); + var regexPart = argString, cmd; + if (tokens.length) { + regexPart = tokens[0]; + cmd = tokens.slice(1, tokens.length).join('/'); + } + if (regexPart) { + // If regex part is empty, then use the previous query. Otherwise + // use the regex part as the new query. + try { + updateSearchQuery(cm, regexPart, true /** ignoreCase */, + true /** smartCase */); + } catch (e) { + showConfirm(cm, 'Invalid regex: ' + regexPart); + return; + } + } + // now that we have the regexPart, search for regex matches in the + // specified range of lines + var query = getSearchState(cm).getQuery(); + var matchedLines = [], content = ''; + for (var i = lineStart; i <= lineEnd; i++) { + var matched = query.test(cm.getLine(i)); + if (matched) { + matchedLines.push(i+1); + content+= cm.getLine(i) + '<br>'; + } + } + // if there is no [cmd], just display the list of matched lines + if (!cmd) { + showConfirm(cm, content); + return; + } + var index = 0; + var nextCommand = function() { + if (index < matchedLines.length) { + var command = matchedLines[index] + cmd; + exCommandDispatcher.processCommand(cm, command, { + callback: nextCommand + }); + } + index++; + }; + nextCommand(); + }, + substitute: function(cm, params) { + if (!cm.getSearchCursor) { + throw new Error('Search feature not available. Requires searchcursor.js or ' + + 'any other getSearchCursor implementation.'); + } + var argString = params.argString; + var tokens = argString ? splitBySeparator(argString, argString[0]) : []; + var regexPart, replacePart = '', trailing, flagsPart, count; + var confirm = false; // Whether to confirm each replace. + var global = false; // True to replace all instances on a line, false to replace only 1. + if (tokens.length) { + regexPart = tokens[0]; + if (getOption('pcre') && regexPart !== '') { + regexPart = new RegExp(regexPart).source; //normalize not escaped characters + } + replacePart = tokens[1]; + if (regexPart && regexPart[regexPart.length - 1] === '$') { + regexPart = regexPart.slice(0, regexPart.length - 1) + '\\n'; + replacePart = replacePart ? replacePart + '\n' : '\n'; + } + if (replacePart !== undefined) { + if (getOption('pcre')) { + replacePart = unescapeRegexReplace(replacePart.replace(/([^\\])&/g,"$1$$&")); + } else { + replacePart = translateRegexReplace(replacePart); + } + vimGlobalState.lastSubstituteReplacePart = replacePart; + } + trailing = tokens[2] ? tokens[2].split(' ') : []; + } else { + // either the argString is empty or its of the form ' hello/world' + // actually splitBySlash returns a list of tokens + // only if the string starts with a '/' + if (argString && argString.length) { + showConfirm(cm, 'Substitutions should be of the form ' + + ':s/pattern/replace/'); + return; + } + } + // After the 3rd slash, we can have flags followed by a space followed + // by count. + if (trailing) { + flagsPart = trailing[0]; + count = parseInt(trailing[1]); + if (flagsPart) { + if (flagsPart.indexOf('c') != -1) { + confirm = true; + flagsPart.replace('c', ''); + } + if (flagsPart.indexOf('g') != -1) { + global = true; + flagsPart.replace('g', ''); + } + if (getOption('pcre')) { + regexPart = regexPart + '/' + flagsPart; + } else { + regexPart = regexPart.replace(/\//g, "\\/") + '/' + flagsPart; + } + } + } + if (regexPart) { + // If regex part is empty, then use the previous query. Otherwise use + // the regex part as the new query. + try { + updateSearchQuery(cm, regexPart, true /** ignoreCase */, + true /** smartCase */); + } catch (e) { + showConfirm(cm, 'Invalid regex: ' + regexPart); + return; + } + } + replacePart = replacePart || vimGlobalState.lastSubstituteReplacePart; + if (replacePart === undefined) { + showConfirm(cm, 'No previous substitute regular expression'); + return; + } + var state = getSearchState(cm); + var query = state.getQuery(); + var lineStart = (params.line !== undefined) ? params.line : cm.getCursor().line; + var lineEnd = params.lineEnd || lineStart; + if (lineStart == cm.firstLine() && lineEnd == cm.lastLine()) { + lineEnd = Infinity; + } + if (count) { + lineStart = lineEnd; + lineEnd = lineStart + count - 1; + } + var startPos = clipCursorToContent(cm, Pos(lineStart, 0)); + var cursor = cm.getSearchCursor(query, startPos); + doReplace(cm, confirm, global, lineStart, lineEnd, cursor, query, replacePart, params.callback); + }, + redo: CodeMirror.commands.redo, + undo: CodeMirror.commands.undo, + write: function(cm) { + if (CodeMirror.commands.save) { + // If a save command is defined, call it. + CodeMirror.commands.save(cm); + } else if (cm.save) { + // Saves to text area if no save command is defined and cm.save() is available. + cm.save(); + } + }, + nohlsearch: function(cm) { + clearSearchHighlight(cm); + }, + yank: function (cm) { + var cur = copyCursor(cm.getCursor()); + var line = cur.line; + var lineText = cm.getLine(line); + vimGlobalState.registerController.pushText( + '0', 'yank', lineText, true, true); + }, + delmarks: function(cm, params) { + if (!params.argString || !trim(params.argString)) { + showConfirm(cm, 'Argument required'); + return; + } + + var state = cm.state.vim; + var stream = new CodeMirror.StringStream(trim(params.argString)); + while (!stream.eol()) { + stream.eatSpace(); + + // Record the streams position at the beginning of the loop for use + // in error messages. + var count = stream.pos; + + if (!stream.match(/[a-zA-Z]/, false)) { + showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count)); + return; + } + + var sym = stream.next(); + // Check if this symbol is part of a range + if (stream.match('-', true)) { + // This symbol is part of a range. + + // The range must terminate at an alphabetic character. + if (!stream.match(/[a-zA-Z]/, false)) { + showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count)); + return; + } + + var startMark = sym; + var finishMark = stream.next(); + // The range must terminate at an alphabetic character which + // shares the same case as the start of the range. + if (isLowerCase(startMark) && isLowerCase(finishMark) || + isUpperCase(startMark) && isUpperCase(finishMark)) { + var start = startMark.charCodeAt(0); + var finish = finishMark.charCodeAt(0); + if (start >= finish) { + showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count)); + return; + } + + // Because marks are always ASCII values, and we have + // determined that they are the same case, we can use + // their char codes to iterate through the defined range. + for (var j = 0; j <= finish - start; j++) { + var mark = String.fromCharCode(start + j); + delete state.marks[mark]; + } + } else { + showConfirm(cm, 'Invalid argument: ' + startMark + '-'); + return; + } + } else { + // This symbol is a valid mark, and is not part of a range. + delete state.marks[sym]; + } + } + } + }; + + var exCommandDispatcher = new ExCommandDispatcher(); + + /** + * @param {CodeMirror} cm CodeMirror instance we are in. + * @param {boolean} confirm Whether to confirm each replace. + * @param {Cursor} lineStart Line to start replacing from. + * @param {Cursor} lineEnd Line to stop replacing at. + * @param {RegExp} query Query for performing matches with. + * @param {string} replaceWith Text to replace matches with. May contain $1, + * $2, etc for replacing captured groups using Javascript replace. + * @param {function()} callback A callback for when the replace is done. + */ + function doReplace(cm, confirm, global, lineStart, lineEnd, searchCursor, query, + replaceWith, callback) { + // Set up all the functions. + cm.state.vim.exMode = true; + var done = false; + var lastPos = searchCursor.from(); + function replaceAll() { + cm.operation(function() { + while (!done) { + replace(); + next(); + } + stop(); + }); + } + function replace() { + var text = cm.getRange(searchCursor.from(), searchCursor.to()); + var newText = text.replace(query, replaceWith); + searchCursor.replace(newText); + } + function next() { + // The below only loops to skip over multiple occurrences on the same + // line when 'global' is not true. + while(searchCursor.findNext() && + isInRange(searchCursor.from(), lineStart, lineEnd)) { + if (!global && lastPos && searchCursor.from().line == lastPos.line) { + continue; + } + cm.scrollIntoView(searchCursor.from(), 30); + cm.setSelection(searchCursor.from(), searchCursor.to()); + lastPos = searchCursor.from(); + done = false; + return; + } + done = true; + } + function stop(close) { + if (close) { close(); } + cm.focus(); + if (lastPos) { + cm.setCursor(lastPos); + var vim = cm.state.vim; + vim.exMode = false; + vim.lastHPos = vim.lastHSPos = lastPos.ch; + } + if (callback) { callback(); } + } + function onPromptKeyDown(e, _value, close) { + // Swallow all keys. + CodeMirror.e_stop(e); + var keyName = CodeMirror.keyName(e); + switch (keyName) { + case 'Y': + replace(); next(); break; + case 'N': + next(); break; + case 'A': + // replaceAll contains a call to close of its own. We don't want it + // to fire too early or multiple times. + var savedCallback = callback; + callback = undefined; + cm.operation(replaceAll); + callback = savedCallback; + break; + case 'L': + replace(); + // fall through and exit. + case 'Q': + case 'Esc': + case 'Ctrl-C': + case 'Ctrl-[': + stop(close); + break; + } + if (done) { stop(close); } + return true; + } + + // Actually do replace. + next(); + if (done) { + showConfirm(cm, 'No matches for ' + query.source); + return; + } + if (!confirm) { + replaceAll(); + if (callback) { callback(); } + return; + } + showPrompt(cm, { + prefix: 'replace with <strong>' + replaceWith + '</strong> (y/n/a/q/l)', + onKeyDown: onPromptKeyDown + }); + } + + CodeMirror.keyMap.vim = { + attach: attachVimMap, + detach: detachVimMap, + call: cmKey + }; + + function exitInsertMode(cm) { + var vim = cm.state.vim; + var macroModeState = vimGlobalState.macroModeState; + var insertModeChangeRegister = vimGlobalState.registerController.getRegister('.'); + var isPlaying = macroModeState.isPlaying; + var lastChange = macroModeState.lastInsertModeChanges; + if (!isPlaying) { + cm.off('change', onChange); + CodeMirror.off(cm.getInputField(), 'keydown', onKeyEventTargetKeyDown); + } + if (!isPlaying && vim.insertModeRepeat > 1) { + // Perform insert mode repeat for commands like 3,a and 3,o. + repeatLastEdit(cm, vim, vim.insertModeRepeat - 1, + true /** repeatForInsert */); + vim.lastEditInputState.repeatOverride = vim.insertModeRepeat; + } + delete vim.insertModeRepeat; + vim.insertMode = false; + cm.setCursor(cm.getCursor().line, cm.getCursor().ch-1); + cm.setOption('keyMap', 'vim'); + cm.setOption('disableInput', true); + cm.toggleOverwrite(false); // exit replace mode if we were in it. + // update the ". register before exiting insert mode + insertModeChangeRegister.setText(lastChange.changes.join('')); + CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"}); + if (macroModeState.isRecording) { + logInsertModeChange(macroModeState); + } + } + + function _mapCommand(command) { + defaultKeymap.unshift(command); + } + + function mapCommand(keys, type, name, args, extra) { + var command = {keys: keys, type: type}; + command[type] = name; + command[type + "Args"] = args; + for (var key in extra) + command[key] = extra[key]; + _mapCommand(command); + } + + // The timeout in milliseconds for the two-character ESC keymap should be + // adjusted according to your typing speed to prevent false positives. + defineOption('insertModeEscKeysTimeout', 200, 'number'); + + CodeMirror.keyMap['vim-insert'] = { + // TODO: override navigation keys so that Esc will cancel automatic + // indentation from o, O, i_<CR> + fallthrough: ['default'], + attach: attachVimMap, + detach: detachVimMap, + call: cmKey + }; + + CodeMirror.keyMap['vim-replace'] = { + 'Backspace': 'goCharLeft', + fallthrough: ['vim-insert'], + attach: attachVimMap, + detach: detachVimMap, + call: cmKey + }; + + function executeMacroRegister(cm, vim, macroModeState, registerName) { + var register = vimGlobalState.registerController.getRegister(registerName); + if (registerName == ':') { + // Read-only register containing last Ex command. + if (register.keyBuffer[0]) { + exCommandDispatcher.processCommand(cm, register.keyBuffer[0]); + } + macroModeState.isPlaying = false; + return; + } + var keyBuffer = register.keyBuffer; + var imc = 0; + macroModeState.isPlaying = true; + macroModeState.replaySearchQueries = register.searchQueries.slice(0); + for (var i = 0; i < keyBuffer.length; i++) { + var text = keyBuffer[i]; + var match, key; + while (text) { + // Pull off one command key, which is either a single character + // or a special sequence wrapped in '<' and '>', e.g. '<Space>'. + match = (/<\w+-.+?>|<\w+>|./).exec(text); + key = match[0]; + text = text.substring(match.index + key.length); + CodeMirror.Vim.handleKey(cm, key, 'macro'); + if (vim.insertMode) { + var changes = register.insertModeChanges[imc++].changes; + vimGlobalState.macroModeState.lastInsertModeChanges.changes = + changes; + repeatInsertModeChanges(cm, changes, 1); + exitInsertMode(cm); + } + } + } + macroModeState.isPlaying = false; + } + + function logKey(macroModeState, key) { + if (macroModeState.isPlaying) { return; } + var registerName = macroModeState.latestRegister; + var register = vimGlobalState.registerController.getRegister(registerName); + if (register) { + register.pushText(key); + } + } + + function logInsertModeChange(macroModeState) { + if (macroModeState.isPlaying) { return; } + var registerName = macroModeState.latestRegister; + var register = vimGlobalState.registerController.getRegister(registerName); + if (register && register.pushInsertModeChanges) { + register.pushInsertModeChanges(macroModeState.lastInsertModeChanges); + } + } + + function logSearchQuery(macroModeState, query) { + if (macroModeState.isPlaying) { return; } + var registerName = macroModeState.latestRegister; + var register = vimGlobalState.registerController.getRegister(registerName); + if (register && register.pushSearchQuery) { + register.pushSearchQuery(query); + } + } + + /** + * Listens for changes made in insert mode. + * Should only be active in insert mode. + */ + function onChange(cm, changeObj) { + var macroModeState = vimGlobalState.macroModeState; + var lastChange = macroModeState.lastInsertModeChanges; + if (!macroModeState.isPlaying) { + while(changeObj) { + lastChange.expectCursorActivityForChange = true; + if (lastChange.ignoreCount > 1) { + lastChange.ignoreCount--; + } else if (changeObj.origin == '+input' || changeObj.origin == 'paste' + || changeObj.origin === undefined /* only in testing */) { + var selectionCount = cm.listSelections().length; + if (selectionCount > 1) + lastChange.ignoreCount = selectionCount; + var text = changeObj.text.join('\n'); + if (lastChange.maybeReset) { + lastChange.changes = []; + lastChange.maybeReset = false; + } + if (text) { + if (cm.state.overwrite && !/\n/.test(text)) { + lastChange.changes.push([text]); + } else { + lastChange.changes.push(text); + } + } + } + // Change objects may be chained with next. + changeObj = changeObj.next; + } + } + } + + /** + * Listens for any kind of cursor activity on CodeMirror. + */ + function onCursorActivity(cm) { + var vim = cm.state.vim; + if (vim.insertMode) { + // Tracking cursor activity in insert mode (for macro support). + var macroModeState = vimGlobalState.macroModeState; + if (macroModeState.isPlaying) { return; } + var lastChange = macroModeState.lastInsertModeChanges; + if (lastChange.expectCursorActivityForChange) { + lastChange.expectCursorActivityForChange = false; + } else { + // Cursor moved outside the context of an edit. Reset the change. + lastChange.maybeReset = true; + } + } else if (!cm.curOp.isVimOp) { + handleExternalSelection(cm, vim); + } + if (vim.visualMode) { + updateFakeCursor(cm); + } + } + function updateFakeCursor(cm) { + var vim = cm.state.vim; + var from = clipCursorToContent(cm, copyCursor(vim.sel.head)); + var to = offsetCursor(from, 0, 1); + if (vim.fakeCursor) { + vim.fakeCursor.clear(); + } + vim.fakeCursor = cm.markText(from, to, {className: 'cm-animate-fat-cursor'}); + } + function handleExternalSelection(cm, vim) { + var anchor = cm.getCursor('anchor'); + var head = cm.getCursor('head'); + // Enter or exit visual mode to match mouse selection. + if (vim.visualMode && !cm.somethingSelected()) { + exitVisualMode(cm, false); + } else if (!vim.visualMode && !vim.insertMode && cm.somethingSelected()) { + vim.visualMode = true; + vim.visualLine = false; + CodeMirror.signal(cm, "vim-mode-change", {mode: "visual"}); + } + if (vim.visualMode) { + // Bind CodeMirror selection model to vim selection model. + // Mouse selections are considered visual characterwise. + var headOffset = !cursorIsBefore(head, anchor) ? -1 : 0; + var anchorOffset = cursorIsBefore(head, anchor) ? -1 : 0; + head = offsetCursor(head, 0, headOffset); + anchor = offsetCursor(anchor, 0, anchorOffset); + vim.sel = { + anchor: anchor, + head: head + }; + updateMark(cm, vim, '<', cursorMin(head, anchor)); + updateMark(cm, vim, '>', cursorMax(head, anchor)); + } else if (!vim.insertMode) { + // Reset lastHPos if selection was modified by something outside of vim mode e.g. by mouse. + vim.lastHPos = cm.getCursor().ch; + } + } + + /** Wrapper for special keys pressed in insert mode */ + function InsertModeKey(keyName) { + this.keyName = keyName; + } + + /** + * Handles raw key down events from the text area. + * - Should only be active in insert mode. + * - For recording deletes in insert mode. + */ + function onKeyEventTargetKeyDown(e) { + var macroModeState = vimGlobalState.macroModeState; + var lastChange = macroModeState.lastInsertModeChanges; + var keyName = CodeMirror.keyName(e); + if (!keyName) { return; } + function onKeyFound() { + if (lastChange.maybeReset) { + lastChange.changes = []; + lastChange.maybeReset = false; + } + lastChange.changes.push(new InsertModeKey(keyName)); + return true; + } + if (keyName.indexOf('Delete') != -1 || keyName.indexOf('Backspace') != -1) { + CodeMirror.lookupKey(keyName, 'vim-insert', onKeyFound); + } + } + + /** + * Repeats the last edit, which includes exactly 1 command and at most 1 + * insert. Operator and motion commands are read from lastEditInputState, + * while action commands are read from lastEditActionCommand. + * + * If repeatForInsert is true, then the function was called by + * exitInsertMode to repeat the insert mode changes the user just made. The + * corresponding enterInsertMode call was made with a count. + */ + function repeatLastEdit(cm, vim, repeat, repeatForInsert) { + var macroModeState = vimGlobalState.macroModeState; + macroModeState.isPlaying = true; + var isAction = !!vim.lastEditActionCommand; + var cachedInputState = vim.inputState; + function repeatCommand() { + if (isAction) { + commandDispatcher.processAction(cm, vim, vim.lastEditActionCommand); + } else { + commandDispatcher.evalInput(cm, vim); + } + } + function repeatInsert(repeat) { + if (macroModeState.lastInsertModeChanges.changes.length > 0) { + // For some reason, repeat cw in desktop VIM does not repeat + // insert mode changes. Will conform to that behavior. + repeat = !vim.lastEditActionCommand ? 1 : repeat; + var changeObject = macroModeState.lastInsertModeChanges; + repeatInsertModeChanges(cm, changeObject.changes, repeat); + } + } + vim.inputState = vim.lastEditInputState; + if (isAction && vim.lastEditActionCommand.interlaceInsertRepeat) { + // o and O repeat have to be interlaced with insert repeats so that the + // insertions appear on separate lines instead of the last line. + for (var i = 0; i < repeat; i++) { + repeatCommand(); + repeatInsert(1); + } + } else { + if (!repeatForInsert) { + // Hack to get the cursor to end up at the right place. If I is + // repeated in insert mode repeat, cursor will be 1 insert + // change set left of where it should be. + repeatCommand(); + } + repeatInsert(repeat); + } + vim.inputState = cachedInputState; + if (vim.insertMode && !repeatForInsert) { + // Don't exit insert mode twice. If repeatForInsert is set, then we + // were called by an exitInsertMode call lower on the stack. + exitInsertMode(cm); + } + macroModeState.isPlaying = false; + } + + function repeatInsertModeChanges(cm, changes, repeat) { + function keyHandler(binding) { + if (typeof binding == 'string') { + CodeMirror.commands[binding](cm); + } else { + binding(cm); + } + return true; + } + var head = cm.getCursor('head'); + var visualBlock = vimGlobalState.macroModeState.lastInsertModeChanges.visualBlock; + if (visualBlock) { + // Set up block selection again for repeating the changes. + selectForInsert(cm, head, visualBlock + 1); + repeat = cm.listSelections().length; + cm.setCursor(head); + } + for (var i = 0; i < repeat; i++) { + if (visualBlock) { + cm.setCursor(offsetCursor(head, i, 0)); + } + for (var j = 0; j < changes.length; j++) { + var change = changes[j]; + if (change instanceof InsertModeKey) { + CodeMirror.lookupKey(change.keyName, 'vim-insert', keyHandler); + } else if (typeof change == "string") { + var cur = cm.getCursor(); + cm.replaceRange(change, cur, cur); + } else { + var start = cm.getCursor(); + var end = offsetCursor(start, 0, change[0].length); + cm.replaceRange(change[0], start, end); + } + } + } + if (visualBlock) { + cm.setCursor(offsetCursor(head, 0, 1)); + } + } + + resetVimGlobalState(); + return vimApi; + }; + // Initialize Vim and make it available as an API. + CodeMirror.Vim = Vim(); +}); |