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-rw-r--r--devtools/client/shared/output-parser.js316
1 files changed, 180 insertions, 136 deletions
diff --git a/devtools/client/shared/output-parser.js b/devtools/client/shared/output-parser.js
index bd514096b3..5202ae3a8e 100644
--- a/devtools/client/shared/output-parser.js
+++ b/devtools/client/shared/output-parser.js
@@ -8,7 +8,9 @@ const {
angleUtils,
} = require("resource://devtools/client/shared/css-angle.js");
const { colorUtils } = require("resource://devtools/shared/css/color.js");
-const { getCSSLexer } = require("resource://devtools/shared/css/lexer.js");
+const {
+ InspectorCSSParserWrapper,
+} = require("resource://devtools/shared/css/lexer.js");
const {
appendText,
} = require("resource://devtools/client/inspector/shared/utils.js");
@@ -67,6 +69,13 @@ const BACKDROP_FILTER_ENABLED = Services.prefs.getBoolPref(
);
const HTML_NS = "http://www.w3.org/1999/xhtml";
+// This regexp matches a URL token. It puts the "url(", any
+// leading whitespace, and any opening quote into |leader|; the
+// URL text itself into |body|, and any trailing quote, trailing
+// whitespace, and the ")" into |trailer|.
+const URL_REGEX =
+ /^(?<leader>url\([ \t\r\n\f]*(["']?))(?<body>.*?)(?<trailer>\2[ \t\r\n\f]*\))$/i;
+
// Very long text properties should be truncated using CSS to avoid creating
// extremely tall propertyvalue containers. 5000 characters is an arbitrary
// limit. Assuming an average ruleview can hold 50 characters per line, this
@@ -175,7 +184,7 @@ class OutputParser {
* @param {Boolean} stopAtComma
* If true, stop at a comma.
* @return {Object}
- * An object of the form {tokens, functionData, sawComma, sawVariable}.
+ * An object of the form {tokens, functionData, sawComma, sawVariable, depth}.
* |tokens| is a list of the non-comment, non-whitespace tokens
* that were seen. The stopping token (paren or comma) will not
* be included.
@@ -184,6 +193,7 @@ class OutputParser {
* not be included.
* |sawComma| is true if the stop was due to a comma, or false otherwise.
* |sawVariable| is true if a variable was seen while parsing the text.
+ * |depth| is the number of unclosed parenthesis remaining when we return.
*/
#parseMatchingParens(text, tokenStream, options, stopAtComma) {
let depth = 1;
@@ -196,24 +206,22 @@ class OutputParser {
if (!token) {
break;
}
- if (token.tokenType === "comment") {
+ if (token.tokenType === "Comment") {
continue;
}
- if (token.tokenType === "symbol") {
- if (stopAtComma && depth === 1 && token.text === ",") {
- return { tokens, functionData, sawComma: true, sawVariable };
- } else if (token.text === "(") {
- ++depth;
- } else if (token.text === ")") {
- --depth;
- if (depth === 0) {
- break;
- }
+ if (stopAtComma && depth === 1 && token.tokenType === "Comma") {
+ return { tokens, functionData, sawComma: true, sawVariable, depth };
+ } else if (token.tokenType === "ParenthesisBlock") {
+ ++depth;
+ } else if (token.tokenType === "CloseParenthesis") {
+ --depth;
+ if (depth === 0) {
+ break;
}
} else if (
- token.tokenType === "function" &&
- token.text === "var" &&
+ token.tokenType === "Function" &&
+ token.value === "var" &&
options.getVariableValue
) {
sawVariable = true;
@@ -224,24 +232,24 @@ class OutputParser {
options
);
functionData.push({ node, value, fallbackValue });
- } else if (token.tokenType === "function") {
+ } else if (token.tokenType === "Function") {
++depth;
}
if (
- token.tokenType !== "function" ||
- token.text !== "var" ||
+ token.tokenType !== "Function" ||
+ token.value !== "var" ||
!options.getVariableValue
) {
functionData.push(text.substring(token.startOffset, token.endOffset));
}
- if (token.tokenType !== "whitespace") {
+ if (token.tokenType !== "WhiteSpace") {
tokens.push(token);
}
}
- return { tokens, functionData, sawComma: false, sawVariable };
+ return { tokens, functionData, sawComma: false, sawVariable, depth };
}
/**
@@ -389,19 +397,23 @@ class OutputParser {
}
const lowerCaseTokenText = token.text?.toLowerCase();
- if (token.tokenType === "comment") {
+ if (token.tokenType === "Comment") {
// This doesn't change spaceNeeded, because we didn't emit
// anything to the output.
continue;
}
switch (token.tokenType) {
- case "function": {
- const isColorTakingFunction =
- COLOR_TAKING_FUNCTIONS.includes(lowerCaseTokenText);
+ case "Function": {
+ const functionName = token.value;
+ const lowerCaseFunctionName = functionName.toLowerCase();
+
+ const isColorTakingFunction = COLOR_TAKING_FUNCTIONS.includes(
+ lowerCaseFunctionName
+ );
if (
isColorTakingFunction ||
- ANGLE_TAKING_FUNCTIONS.includes(lowerCaseTokenText)
+ ANGLE_TAKING_FUNCTIONS.includes(lowerCaseFunctionName)
) {
// The function can accept a color or an angle argument, and we know
// it isn't special in some other way. So, we let it
@@ -414,10 +426,13 @@ class OutputParser {
outerMostFunctionTakesColor = isColorTakingFunction;
}
if (isColorTakingFunction) {
- colorFunctions.push({ parenDepth, functionName: token.text });
+ colorFunctions.push({ parenDepth, functionName });
}
++parenDepth;
- } else if (lowerCaseTokenText === "var" && options.getVariableValue) {
+ } else if (
+ lowerCaseFunctionName === "var" &&
+ options.getVariableValue
+ ) {
const { node: variableNode, value } = this.#parseVariable(
token,
text,
@@ -434,20 +449,17 @@ class OutputParser {
this.#parsed.push(variableNode);
}
} else {
- const { functionData, sawVariable } = this.#parseMatchingParens(
- text,
- tokenStream,
- options
- );
-
- const functionName = text.substring(
- token.startOffset,
- token.endOffset
- );
+ const {
+ functionData,
+ sawVariable,
+ tokens: functionArgTokens,
+ depth,
+ } = this.#parseMatchingParens(text, tokenStream, options);
if (sawVariable) {
const computedFunctionText =
functionName +
+ "(" +
functionData
.map(data => {
if (typeof data === "string") {
@@ -466,6 +478,7 @@ class OutputParser {
colorFunction: colorFunctions.at(-1)?.functionName,
valueParts: [
functionName,
+ "(",
...functionData.map(data => data.node || data),
")",
],
@@ -473,7 +486,7 @@ class OutputParser {
} else {
// If function contains variable, we need to add both strings
// and nodes.
- this.#appendTextNode(functionName);
+ this.#appendTextNode(functionName + "(");
for (const data of functionData) {
if (typeof data === "string") {
this.#appendTextNode(data);
@@ -486,16 +499,40 @@ class OutputParser {
} else {
// If no variable in function, join the text together and add
// to DOM accordingly.
- const functionText = functionName + functionData.join("") + ")";
+ const functionText =
+ functionName +
+ "(" +
+ functionData.join("") +
+ // only append closing parenthesis if the authored text actually had it
+ // In such case, we should probably indicate that there's a "syntax error"
+ // See Bug 1891461.
+ (depth == 0 ? ")" : "");
+
+ if (lowerCaseFunctionName === "url" && options.urlClass) {
+ // url() with quoted strings are not mapped as UnquotedUrl,
+ // instead, we get a "Function" token with "url" function name,
+ // and later, a "QuotedString" token, which contains the actual URL.
+ let url;
+ for (const argToken of functionArgTokens) {
+ if (argToken.tokenType === "QuotedString") {
+ url = argToken.value;
+ break;
+ }
+ }
- if (
+ if (url !== undefined) {
+ this.#appendURL(functionText, url, options);
+ } else {
+ this.#appendTextNode(functionText);
+ }
+ } else if (
options.expectCubicBezier &&
- lowerCaseTokenText === "cubic-bezier"
+ lowerCaseFunctionName === "cubic-bezier"
) {
this.#appendCubicBezier(functionText, options);
} else if (
options.expectLinearEasing &&
- lowerCaseTokenText === "linear"
+ lowerCaseFunctionName === "linear"
) {
this.#appendLinear(functionText, options);
} else if (
@@ -508,7 +545,7 @@ class OutputParser {
});
} else if (
options.expectShape &&
- BASIC_SHAPE_FUNCTIONS.includes(lowerCaseTokenText)
+ BASIC_SHAPE_FUNCTIONS.includes(lowerCaseFunctionName)
) {
this.#appendShape(functionText, options);
} else {
@@ -519,7 +556,7 @@ class OutputParser {
break;
}
- case "ident":
+ case "Ident":
if (
options.expectCubicBezier &&
BEZIER_KEYWORDS.includes(lowerCaseTokenText)
@@ -553,8 +590,8 @@ class OutputParser {
}
break;
- case "id":
- case "hash": {
+ case "IDHash":
+ case "Hash": {
const original = text.substring(token.startOffset, token.endOffset);
if (colorOK() && InspectorUtils.isValidCSSColor(original)) {
if (spaceNeeded) {
@@ -571,7 +608,7 @@ class OutputParser {
}
break;
}
- case "dimension":
+ case "Dimension":
const value = text.substring(token.startOffset, token.endOffset);
if (angleOK(value)) {
this.#appendAngle(value, options);
@@ -579,16 +616,16 @@ class OutputParser {
this.#appendTextNode(value);
}
break;
- case "url":
- case "bad_url":
+ case "UnquotedUrl":
+ case "BadUrl":
this.#appendURL(
text.substring(token.startOffset, token.endOffset),
- token.text,
+ token.value,
options
);
break;
- case "string":
+ case "QuotedString":
if (options.expectFont) {
fontFamilyNameParts.push(
text.substring(token.startOffset, token.endOffset)
@@ -600,7 +637,7 @@ class OutputParser {
}
break;
- case "whitespace":
+ case "WhiteSpace":
if (options.expectFont) {
fontFamilyNameParts.push(" ");
} else {
@@ -610,32 +647,44 @@ class OutputParser {
}
break;
- case "symbol":
- if (token.text === "(") {
- ++parenDepth;
- } else if (token.text === ")") {
- --parenDepth;
+ case "ParenthesisBlock":
+ ++parenDepth;
+ this.#appendTextNode(
+ text.substring(token.startOffset, token.endOffset)
+ );
+ break;
- if (colorFunctions.at(-1)?.parenDepth == parenDepth) {
- colorFunctions.pop();
- }
+ case "CloseParenthesis":
+ --parenDepth;
- if (stopAtCloseParen && parenDepth === 0) {
- done = true;
- break;
- }
+ if (colorFunctions.at(-1)?.parenDepth == parenDepth) {
+ colorFunctions.pop();
+ }
- if (parenDepth === 0) {
- outerMostFunctionTakesColor = false;
- }
- } else if (
- (token.text === "," || token.text === "!") &&
+ if (stopAtCloseParen && parenDepth === 0) {
+ done = true;
+ break;
+ }
+
+ if (parenDepth === 0) {
+ outerMostFunctionTakesColor = false;
+ }
+ this.#appendTextNode(
+ text.substring(token.startOffset, token.endOffset)
+ );
+ break;
+
+ case "Comma":
+ case "Delim":
+ if (
+ (token.tokenType === "Comma" || token.text === "!") &&
options.expectFont &&
fontFamilyNameParts.length !== 0
) {
this.#appendFontFamily(fontFamilyNameParts.join(""), options);
fontFamilyNameParts = [];
}
+
// falls through
default:
this.#appendTextNode(
@@ -647,15 +696,15 @@ class OutputParser {
// If this token might possibly introduce token pasting when
// color-cycling, require a space.
spaceNeeded =
- token.tokenType === "ident" ||
- token.tokenType === "at" ||
- token.tokenType === "id" ||
- token.tokenType === "hash" ||
- token.tokenType === "number" ||
- token.tokenType === "dimension" ||
- token.tokenType === "percentage" ||
- token.tokenType === "dimension";
- previousWasBang = token.tokenType === "symbol" && token.text === "!";
+ token.tokenType === "Ident" ||
+ token.tokenType === "AtKeyword" ||
+ token.tokenType === "IDHash" ||
+ token.tokenType === "Hash" ||
+ token.tokenType === "Number" ||
+ token.tokenType === "Dimension" ||
+ token.tokenType === "Percentage" ||
+ token.tokenType === "Dimension";
+ previousWasBang = token.tokenType === "Delim" && token.text === "!";
}
if (options.expectFont && fontFamilyNameParts.length !== 0) {
@@ -686,7 +735,7 @@ class OutputParser {
text = text.trim();
this.#parsed.length = 0;
- const tokenStream = getCSSLexer(text);
+ const tokenStream = new InspectorCSSParserWrapper(text);
return this.#doParse(text, options, tokenStream, false);
}
@@ -884,7 +933,7 @@ class OutputParser {
*/
// eslint-disable-next-line complexity
#addPolygonPointNodes(coords, container) {
- const tokenStream = getCSSLexer(coords);
+ const tokenStream = new InspectorCSSParserWrapper(coords);
let token = tokenStream.nextToken();
let coord = "";
let i = 0;
@@ -897,7 +946,7 @@ class OutputParser {
});
while (token) {
- if (token.tokenType === "symbol" && token.text === ",") {
+ if (token.tokenType === "Comma") {
// Comma separating coordinate pairs; add coordNode to container and reset vars
if (!isXCoord) {
// Y coord not added to coordNode yet
@@ -933,19 +982,19 @@ class OutputParser {
class: "ruleview-shape-point",
"data-point": `${i}`,
});
- } else if (token.tokenType === "symbol" && token.text === "(") {
+ } else if (token.tokenType === "ParenthesisBlock") {
depth++;
coord += coords.substring(token.startOffset, token.endOffset);
- } else if (token.tokenType === "symbol" && token.text === ")") {
+ } else if (token.tokenType === "CloseParenthesis") {
depth--;
coord += coords.substring(token.startOffset, token.endOffset);
- } else if (token.tokenType === "whitespace" && coord === "") {
+ } else if (token.tokenType === "WhiteSpace" && coord === "") {
// Whitespace at beginning of coord; add to container
appendText(
container,
coords.substring(token.startOffset, token.endOffset)
);
- } else if (token.tokenType === "whitespace" && depth === 0) {
+ } else if (token.tokenType === "WhiteSpace" && depth === 0) {
// Whitespace signifying end of coord
const node = this.#createNode(
"span",
@@ -964,10 +1013,10 @@ class OutputParser {
coord = "";
isXCoord = !isXCoord;
} else if (
- token.tokenType === "number" ||
- token.tokenType === "dimension" ||
- token.tokenType === "percentage" ||
- token.tokenType === "function"
+ token.tokenType === "Number" ||
+ token.tokenType === "Dimension" ||
+ token.tokenType === "Percentage" ||
+ token.tokenType === "Function"
) {
if (isXCoord && coord && depth === 0) {
// Whitespace is not necessary between x/y coords.
@@ -986,11 +1035,11 @@ class OutputParser {
}
coord += coords.substring(token.startOffset, token.endOffset);
- if (token.tokenType === "function") {
+ if (token.tokenType === "Function") {
depth++;
}
} else if (
- token.tokenType === "ident" &&
+ token.tokenType === "Ident" &&
(token.text === "nonzero" || token.text === "evenodd")
) {
// A fill-rule (nonzero or evenodd).
@@ -1034,7 +1083,7 @@ class OutputParser {
*/
// eslint-disable-next-line complexity
#addCirclePointNodes(coords, container) {
- const tokenStream = getCSSLexer(coords);
+ const tokenStream = new InspectorCSSParserWrapper(coords);
let token = tokenStream.nextToken();
let depth = 0;
let coord = "";
@@ -1044,20 +1093,20 @@ class OutputParser {
"data-point": "center",
});
while (token) {
- if (token.tokenType === "symbol" && token.text === "(") {
+ if (token.tokenType === "ParenthesisBlock") {
depth++;
coord += coords.substring(token.startOffset, token.endOffset);
- } else if (token.tokenType === "symbol" && token.text === ")") {
+ } else if (token.tokenType === "CloseParenthesis") {
depth--;
coord += coords.substring(token.startOffset, token.endOffset);
- } else if (token.tokenType === "whitespace" && coord === "") {
+ } else if (token.tokenType === "WhiteSpace" && coord === "") {
// Whitespace at beginning of coord; add to container
appendText(
container,
coords.substring(token.startOffset, token.endOffset)
);
} else if (
- token.tokenType === "whitespace" &&
+ token.tokenType === "WhiteSpace" &&
point === "radius" &&
depth === 0
) {
@@ -1078,7 +1127,7 @@ class OutputParser {
point = "cx";
coord = "";
depth = 0;
- } else if (token.tokenType === "whitespace" && depth === 0) {
+ } else if (token.tokenType === "WhiteSpace" && depth === 0) {
// Whitespace signifying end of cx/cy
const node = this.#createNode(
"span",
@@ -1097,7 +1146,7 @@ class OutputParser {
point = point === "cx" ? "cy" : "cx";
coord = "";
depth = 0;
- } else if (token.tokenType === "ident" && token.text === "at") {
+ } else if (token.tokenType === "Ident" && token.text === "at") {
// "at"; Add radius to container if not already done so
if (point === "radius" && coord) {
const node = this.#createNode(
@@ -1118,10 +1167,10 @@ class OutputParser {
coord = "";
depth = 0;
} else if (
- token.tokenType === "number" ||
- token.tokenType === "dimension" ||
- token.tokenType === "percentage" ||
- token.tokenType === "function"
+ token.tokenType === "Number" ||
+ token.tokenType === "Dimension" ||
+ token.tokenType === "Percentage" ||
+ token.tokenType === "Function"
) {
if (point === "cx" && coord && depth === 0) {
// Center coords don't require whitespace between x/y. So if current point is
@@ -1142,7 +1191,7 @@ class OutputParser {
}
coord += coords.substring(token.startOffset, token.endOffset);
- if (token.tokenType === "function") {
+ if (token.tokenType === "Function") {
depth++;
}
} else {
@@ -1195,7 +1244,7 @@ class OutputParser {
*/
// eslint-disable-next-line complexity
#addEllipsePointNodes(coords, container) {
- const tokenStream = getCSSLexer(coords);
+ const tokenStream = new InspectorCSSParserWrapper(coords);
let token = tokenStream.nextToken();
let depth = 0;
let coord = "";
@@ -1205,19 +1254,19 @@ class OutputParser {
"data-point": "center",
});
while (token) {
- if (token.tokenType === "symbol" && token.text === "(") {
+ if (token.tokenType === "ParenthesisBlock") {
depth++;
coord += coords.substring(token.startOffset, token.endOffset);
- } else if (token.tokenType === "symbol" && token.text === ")") {
+ } else if (token.tokenType === "CloseParenthesis") {
depth--;
coord += coords.substring(token.startOffset, token.endOffset);
- } else if (token.tokenType === "whitespace" && coord === "") {
+ } else if (token.tokenType === "WhiteSpace" && coord === "") {
// Whitespace at beginning of coord; add to container
appendText(
container,
coords.substring(token.startOffset, token.endOffset)
);
- } else if (token.tokenType === "whitespace" && depth === 0) {
+ } else if (token.tokenType === "WhiteSpace" && depth === 0) {
if (point === "rx" || point === "ry") {
// Whitespace signifying end of rx/ry
const node = this.#createNode(
@@ -1256,7 +1305,7 @@ class OutputParser {
coord = "";
depth = 0;
}
- } else if (token.tokenType === "ident" && token.text === "at") {
+ } else if (token.tokenType === "Ident" && token.text === "at") {
// "at"; Add radius to container if not already done so
if (point === "ry" && coord) {
const node = this.#createNode(
@@ -1277,10 +1326,10 @@ class OutputParser {
coord = "";
depth = 0;
} else if (
- token.tokenType === "number" ||
- token.tokenType === "dimension" ||
- token.tokenType === "percentage" ||
- token.tokenType === "function"
+ token.tokenType === "Number" ||
+ token.tokenType === "Dimension" ||
+ token.tokenType === "Percentage" ||
+ token.tokenType === "Function"
) {
if (point === "rx" && coord && depth === 0) {
// Radius coords don't require whitespace between x/y.
@@ -1313,7 +1362,7 @@ class OutputParser {
}
coord += coords.substring(token.startOffset, token.endOffset);
- if (token.tokenType === "function") {
+ if (token.tokenType === "Function") {
depth++;
}
} else {
@@ -1366,7 +1415,7 @@ class OutputParser {
// eslint-disable-next-line complexity
#addInsetPointNodes(coords, container) {
const insetPoints = ["top", "right", "bottom", "left"];
- const tokenStream = getCSSLexer(coords);
+ const tokenStream = new InspectorCSSParserWrapper(coords);
let token = tokenStream.nextToken();
let depth = 0;
let coord = "";
@@ -1383,16 +1432,16 @@ class OutputParser {
if (round) {
// Everything that comes after "round" should just be plain text
otherText[i].push(coords.substring(token.startOffset, token.endOffset));
- } else if (token.tokenType === "symbol" && token.text === "(") {
+ } else if (token.tokenType === "ParenthesisBlock") {
depth++;
coord += coords.substring(token.startOffset, token.endOffset);
- } else if (token.tokenType === "symbol" && token.text === ")") {
+ } else if (token.tokenType === "CloseParenthesis") {
depth--;
coord += coords.substring(token.startOffset, token.endOffset);
- } else if (token.tokenType === "whitespace" && coord === "") {
+ } else if (token.tokenType === "WhiteSpace" && coord === "") {
// Whitespace at beginning of coord; add to container
otherText[i].push(coords.substring(token.startOffset, token.endOffset));
- } else if (token.tokenType === "whitespace" && depth === 0) {
+ } else if (token.tokenType === "WhiteSpace" && depth === 0) {
// Whitespace signifying end of coord; create node and push to nodes
const node = this.#createNode(
"span",
@@ -1407,10 +1456,10 @@ class OutputParser {
otherText[i] = [coords.substring(token.startOffset, token.endOffset)];
depth = 0;
} else if (
- token.tokenType === "number" ||
- token.tokenType === "dimension" ||
- token.tokenType === "percentage" ||
- token.tokenType === "function"
+ token.tokenType === "Number" ||
+ token.tokenType === "Dimension" ||
+ token.tokenType === "Percentage" ||
+ token.tokenType === "Function"
) {
if (coord && depth === 0) {
// Inset coords don't require whitespace between each coord.
@@ -1428,10 +1477,10 @@ class OutputParser {
}
coord += coords.substring(token.startOffset, token.endOffset);
- if (token.tokenType === "function") {
+ if (token.tokenType === "Function") {
depth++;
}
- } else if (token.tokenType === "ident" && token.text === "round") {
+ } else if (token.tokenType === "Ident" && token.text === "round") {
if (coord && depth === 0) {
// Whitespace is not necessary before "round"; create a new node for the coord
const node = this.#createNode(
@@ -1730,13 +1779,15 @@ class OutputParser {
*/
#sanitizeURL(url) {
// Re-lex the URL and add any needed termination characters.
- const urlTokenizer = getCSSLexer(url);
+ const urlTokenizer = new InspectorCSSParserWrapper(url, {
+ trackEOFChars: true,
+ });
// Just read until EOF; there will only be a single token.
while (urlTokenizer.nextToken()) {
// Nothing.
}
- return urlTokenizer.performEOFFixup(url, true);
+ return urlTokenizer.performEOFFixup(url);
}
/**
@@ -1756,14 +1807,7 @@ class OutputParser {
// leave the termination characters. This isn't strictly
// "as-authored", but it makes a bit more sense.
match = this.#sanitizeURL(match);
- // This regexp matches a URL token. It puts the "url(", any
- // leading whitespace, and any opening quote into |leader|; the
- // URL text itself into |body|, and any trailing quote, trailing
- // whitespace, and the ")" into |trailer|. We considered adding
- // functionality for this to CSSLexer, in some way, but this
- // seemed simpler on the whole.
- const urlParts =
- /^(url\([ \t\r\n\f]*(["']?))(.*?)(\2[ \t\r\n\f]*\))$/i.exec(match);
+ const urlParts = URL_REGEX.exec(match);
// Bail out if that didn't match anything.
if (!urlParts) {
@@ -1771,7 +1815,7 @@ class OutputParser {
return;
}
- const [, leader, , body, trailer] = urlParts;
+ const { leader, body, trailer } = urlParts.groups;
this.#appendTextNode(leader);
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-06 11:47:20 +0000