diff options
Diffstat (limited to 'public/js/vendor/codemirror/addon/search/search.js')
-rw-r--r-- | public/js/vendor/codemirror/addon/search/search.js | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/public/js/vendor/codemirror/addon/search/search.js b/public/js/vendor/codemirror/addon/search/search.js new file mode 100644 index 0000000..4059ccd --- /dev/null +++ b/public/js/vendor/codemirror/addon/search/search.js @@ -0,0 +1,252 @@ +// CodeMirror, copyright (c) by Marijn Haverbeke and others +// Distributed under an MIT license: http://codemirror.net/LICENSE + +// Define search commands. Depends on dialog.js or another +// implementation of the openDialog method. + +// Replace works a little oddly -- it will do the replace on the next +// Ctrl-G (or whatever is bound to findNext) press. You prevent a +// replace by making sure the match is no longer selected when hitting +// Ctrl-G. + +(function(mod) { + if (typeof exports == "object" && typeof module == "object") // CommonJS + mod(require("../../lib/codemirror"), require("./searchcursor"), require("../dialog/dialog")); + else if (typeof define == "function" && define.amd) // AMD + define(["../../lib/codemirror", "./searchcursor", "../dialog/dialog"], mod); + else // Plain browser env + mod(CodeMirror); +})(function(CodeMirror) { + "use strict"; + + function searchOverlay(query, caseInsensitive) { + if (typeof query == "string") + query = new RegExp(query.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&"), caseInsensitive ? "gi" : "g"); + else if (!query.global) + query = new RegExp(query.source, query.ignoreCase ? "gi" : "g"); + + return {token: function(stream) { + query.lastIndex = stream.pos; + var match = query.exec(stream.string); + if (match && match.index == stream.pos) { + stream.pos += match[0].length || 1; + return "searching"; + } else if (match) { + stream.pos = match.index; + } else { + stream.skipToEnd(); + } + }}; + } + + function SearchState() { + this.posFrom = this.posTo = this.lastQuery = this.query = null; + this.overlay = null; + } + + function getSearchState(cm) { + return cm.state.search || (cm.state.search = new SearchState()); + } + + function queryCaseInsensitive(query) { + return typeof query == "string" && query == query.toLowerCase(); + } + + function getSearchCursor(cm, query, pos) { + // Heuristic: if the query string is all lowercase, do a case insensitive search. + return cm.getSearchCursor(query, pos, {caseFold: queryCaseInsensitive(query), multiline: true}); + } + + function persistentDialog(cm, text, deflt, onEnter, onKeyDown) { + cm.openDialog(text, onEnter, { + value: deflt, + selectValueOnOpen: true, + closeOnEnter: false, + onClose: function() { clearSearch(cm); }, + onKeyDown: onKeyDown + }); + } + + function dialog(cm, text, shortText, deflt, f) { + if (cm.openDialog) cm.openDialog(text, f, {value: deflt, selectValueOnOpen: true}); + else f(prompt(shortText, deflt)); + } + + function confirmDialog(cm, text, shortText, fs) { + if (cm.openConfirm) cm.openConfirm(text, fs); + else if (confirm(shortText)) fs[0](); + } + + function parseString(string) { + return string.replace(/\\(.)/g, function(_, ch) { + if (ch == "n") return "\n" + if (ch == "r") return "\r" + return ch + }) + } + + function parseQuery(query) { + var isRE = query.match(/^\/(.*)\/([a-z]*)$/); + if (isRE) { + try { query = new RegExp(isRE[1], isRE[2].indexOf("i") == -1 ? "" : "i"); } + catch(e) {} // Not a regular expression after all, do a string search + } else { + query = parseString(query) + } + if (typeof query == "string" ? query == "" : query.test("")) + query = /x^/; + return query; + } + + var queryDialog = + '<span class="CodeMirror-search-label">Search:</span> <input type="text" style="width: 10em" class="CodeMirror-search-field"/> <span style="color: #888" class="CodeMirror-search-hint">(Use /re/ syntax for regexp search)</span>'; + + function startSearch(cm, state, query) { + state.queryText = query; + state.query = parseQuery(query); + cm.removeOverlay(state.overlay, queryCaseInsensitive(state.query)); + state.overlay = searchOverlay(state.query, queryCaseInsensitive(state.query)); + cm.addOverlay(state.overlay); + if (cm.showMatchesOnScrollbar) { + if (state.annotate) { state.annotate.clear(); state.annotate = null; } + state.annotate = cm.showMatchesOnScrollbar(state.query, queryCaseInsensitive(state.query)); + } + } + + function doSearch(cm, rev, persistent, immediate) { + var state = getSearchState(cm); + if (state.query) return findNext(cm, rev); + var q = cm.getSelection() || state.lastQuery; + if (q instanceof RegExp && q.source == "x^") q = null + if (persistent && cm.openDialog) { + var hiding = null + var searchNext = function(query, event) { + CodeMirror.e_stop(event); + if (!query) return; + if (query != state.queryText) { + startSearch(cm, state, query); + state.posFrom = state.posTo = cm.getCursor(); + } + if (hiding) hiding.style.opacity = 1 + findNext(cm, event.shiftKey, function(_, to) { + var dialog + if (to.line < 3 && document.querySelector && + (dialog = cm.display.wrapper.querySelector(".CodeMirror-dialog")) && + dialog.getBoundingClientRect().bottom - 4 > cm.cursorCoords(to, "window").top) + (hiding = dialog).style.opacity = .4 + }) + }; + persistentDialog(cm, queryDialog, q, searchNext, function(event, query) { + var keyName = CodeMirror.keyName(event) + var extra = cm.getOption('extraKeys'), cmd = (extra && extra[keyName]) || CodeMirror.keyMap[cm.getOption("keyMap")][keyName] + if (cmd == "findNext" || cmd == "findPrev" || + cmd == "findPersistentNext" || cmd == "findPersistentPrev") { + CodeMirror.e_stop(event); + startSearch(cm, getSearchState(cm), query); + cm.execCommand(cmd); + } else if (cmd == "find" || cmd == "findPersistent") { + CodeMirror.e_stop(event); + searchNext(query, event); + } + }); + if (immediate && q) { + startSearch(cm, state, q); + findNext(cm, rev); + } + } else { + dialog(cm, queryDialog, "Search for:", q, function(query) { + if (query && !state.query) cm.operation(function() { + startSearch(cm, state, query); + state.posFrom = state.posTo = cm.getCursor(); + findNext(cm, rev); + }); + }); + } + } + + function findNext(cm, rev, callback) {cm.operation(function() { + var state = getSearchState(cm); + var cursor = getSearchCursor(cm, state.query, rev ? state.posFrom : state.posTo); + if (!cursor.find(rev)) { + cursor = getSearchCursor(cm, state.query, rev ? CodeMirror.Pos(cm.lastLine()) : CodeMirror.Pos(cm.firstLine(), 0)); + if (!cursor.find(rev)) return; + } + cm.setSelection(cursor.from(), cursor.to()); + cm.scrollIntoView({from: cursor.from(), to: cursor.to()}, 20); + state.posFrom = cursor.from(); state.posTo = cursor.to(); + if (callback) callback(cursor.from(), cursor.to()) + });} + + function clearSearch(cm) {cm.operation(function() { + var state = getSearchState(cm); + state.lastQuery = state.query; + if (!state.query) return; + state.query = state.queryText = null; + cm.removeOverlay(state.overlay); + if (state.annotate) { state.annotate.clear(); state.annotate = null; } + });} + + var replaceQueryDialog = + ' <input type="text" style="width: 10em" class="CodeMirror-search-field"/> <span style="color: #888" class="CodeMirror-search-hint">(Use /re/ syntax for regexp search)</span>'; + var replacementQueryDialog = '<span class="CodeMirror-search-label">With:</span> <input type="text" style="width: 10em" class="CodeMirror-search-field"/>'; + var doReplaceConfirm = '<span class="CodeMirror-search-label">Replace?</span> <button>Yes</button> <button>No</button> <button>All</button> <button>Stop</button>'; + + function replaceAll(cm, query, text) { + cm.operation(function() { + for (var cursor = getSearchCursor(cm, query); cursor.findNext();) { + if (typeof query != "string") { + var match = cm.getRange(cursor.from(), cursor.to()).match(query); + cursor.replace(text.replace(/\$(\d)/g, function(_, i) {return match[i];})); + } else cursor.replace(text); + } + }); + } + + function replace(cm, all) { + if (cm.getOption("readOnly")) return; + var query = cm.getSelection() || getSearchState(cm).lastQuery; + var dialogText = '<span class="CodeMirror-search-label">' + (all ? 'Replace all:' : 'Replace:') + '</span>'; + dialog(cm, dialogText + replaceQueryDialog, dialogText, query, function(query) { + if (!query) return; + query = parseQuery(query); + dialog(cm, replacementQueryDialog, "Replace with:", "", function(text) { + text = parseString(text) + if (all) { + replaceAll(cm, query, text) + } else { + clearSearch(cm); + var cursor = getSearchCursor(cm, query, cm.getCursor("from")); + var advance = function() { + var start = cursor.from(), match; + if (!(match = cursor.findNext())) { + cursor = getSearchCursor(cm, query); + if (!(match = cursor.findNext()) || + (start && cursor.from().line == start.line && cursor.from().ch == start.ch)) return; + } + cm.setSelection(cursor.from(), cursor.to()); + cm.scrollIntoView({from: cursor.from(), to: cursor.to()}); + confirmDialog(cm, doReplaceConfirm, "Replace?", + [function() {doReplace(match);}, advance, + function() {replaceAll(cm, query, text)}]); + }; + var doReplace = function(match) { + cursor.replace(typeof query == "string" ? text : + text.replace(/\$(\d)/g, function(_, i) {return match[i];})); + advance(); + }; + advance(); + } + }); + }); + } + + CodeMirror.commands.find = function(cm) {clearSearch(cm); doSearch(cm);}; + CodeMirror.commands.findPersistent = function(cm) {clearSearch(cm); doSearch(cm, false, true);}; + CodeMirror.commands.findPersistentNext = function(cm) {doSearch(cm, false, true, true);}; + CodeMirror.commands.findPersistentPrev = function(cm) {doSearch(cm, true, true, true);}; + CodeMirror.commands.findNext = doSearch; + CodeMirror.commands.findPrev = function(cm) {doSearch(cm, true);}; + CodeMirror.commands.clearSearch = clearSearch; + CodeMirror.commands.replace = replace; + CodeMirror.commands.replaceAll = function(cm) {replace(cm, true);}; +}); |