Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(779)

Issues Search
    My Issues | Starred     Open | Closed | All

Unified Diff: third_party/WebKit/Source/devtools/front_end/sass/SASSSupport.js

Issue 1917863008: DevTools: [SASS] introduce Gonzales-PE for SCSS parsing (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: extension point Created 4 years, 8 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« third_party/WebKit/Source/devtools/front_end/formatter_worker/FormatterWorker.js ('K') | « third_party/WebKit/Source/devtools/front_end/sass/ASTService.js ('k') | no next file » | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: third_party/WebKit/Source/devtools/front_end/sass/SASSSupport.js
diff --git a/third_party/WebKit/Source/devtools/front_end/sass/SASSSupport.js b/third_party/WebKit/Source/devtools/front_end/sass/SASSSupport.js
index c8270049b9eadb7b24a6006fa0b3ea1257795e0a..07a53fe661973e056a3aa6f2e4be64d8917a7989 100644
--- a/third_party/WebKit/Source/devtools/front_end/sass/SASSSupport.js
+++ b/third_party/WebKit/Source/devtools/front_end/sass/SASSSupport.js
@@ -42,210 +42,56 @@ WebInspector.SASSSupport.parseCSS = function(url, text)
}
/**
- * @param {!WebInspector.TokenizerFactory} tokenizerFactory
* @param {string} url
- * @param {string} text
- * @return {!WebInspector.SASSSupport.AST}
+ * @param {string} content
+ * @return {!Promise<!WebInspector.SASSSupport.AST>}
*/
-WebInspector.SASSSupport.parseSCSS = function(tokenizerFactory, url, text)
+WebInspector.SASSSupport.parseSCSS = function(url, content)
{
- var document = new WebInspector.SASSSupport.ASTDocument(url, new WebInspector.Text(text));
- var result = WebInspector.SASSSupport._innerParseSCSS(document, tokenizerFactory);
-
- var rules = [
- new WebInspector.SASSSupport.Rule(document, "variables", WebInspector.TextRange.createFromLocation(0, 0), result.variables),
- new WebInspector.SASSSupport.Rule(document, "properties", WebInspector.TextRange.createFromLocation(0, 0), result.properties),
- new WebInspector.SASSSupport.Rule(document, "mixins", WebInspector.TextRange.createFromLocation(0, 0), result.mixins)
- ];
-
- return new WebInspector.SASSSupport.AST(document, rules);
-}
-
-/** @enum {string} */
-WebInspector.SASSSupport.SCSSParserStates = {
- Initial: "Initial",
- PropertyName: "PropertyName",
- PropertyValue: "PropertyValue",
- VariableName: "VariableName",
- VariableValue: "VariableValue",
- MixinName: "MixinName",
- MixinValue: "MixinValue",
- Media: "Media"
-}
+ var text = new WebInspector.Text(content);
+ var document = new WebInspector.SASSSupport.ASTDocument(url, text);
-/**
- * @param {!WebInspector.SASSSupport.ASTDocument} document
- * @param {!WebInspector.TokenizerFactory} tokenizerFactory
- * @return {!{variables: !Array<!WebInspector.SASSSupport.Property>, properties: !Array<!WebInspector.SASSSupport.Property>, mixins: !Array<!WebInspector.SASSSupport.Property>}}
- */
-WebInspector.SASSSupport._innerParseSCSS = function(document, tokenizerFactory)
-{
- var properties = [];
- var variables = [];
- var mixins = [];
+ return WebInspector.formatterWorkerPool.runTask("parseSCSS", {content: content}).then(onParsed);
- var States = WebInspector.SASSSupport.SCSSParserStates;
- var state = States.Initial;
- var propertyName, propertyValue;
- var variableName, variableValue;
- var mixinName, mixinValue;
- var UndefTokenType = {};
+ /**
+ * @param {?MessageEvent} event
+ * @return {!WebInspector.SASSSupport.AST}
+ */
+ function onParsed(event)
+ {
+ if (!event)
+ return new WebInspector.SASSSupport.AST(document, []);
+ var data = /** @type {!{properties: !Array<!Object>, variables: !Array<!Object>, mixins: !Array<!Object>}} */(event.data);
+ var properties = data.properties.map(createProperty);
+ var variables = data.variables.map(createProperty);
+ var mixins = data.mixins.map(createProperty);
+ var rules = [
+ new WebInspector.SASSSupport.Rule(document, "variables", WebInspector.TextRange.createFromLocation(0, 0), variables),
+ new WebInspector.SASSSupport.Rule(document, "properties", WebInspector.TextRange.createFromLocation(0, 0), properties),
+ new WebInspector.SASSSupport.Rule(document, "mixins", WebInspector.TextRange.createFromLocation(0, 0), mixins)
+ ];
- var cursor = new WebInspector.TextCursor(document.text.lineEndings());
+ return new WebInspector.SASSSupport.AST(document, rules);
+ }
/**
- * @param {string} tokenValue
- * @param {?string} tokenTypes
- * @param {number} startPosition
- * @param {number} endPosition
+ * @param {!Object} payload
*/
- function processToken(tokenValue, tokenTypes, startPosition, endPosition)
+ function createTextNode(payload)
{
- cursor.advance(startPosition);
- var startLine = cursor.lineNumber();
- var startColumn = cursor.columnNumber();
- cursor.advance(endPosition);
- var endLine = cursor.lineNumber();
- var endColumn = cursor.columnNumber();
-
- var tokenType = tokenTypes ? tokenTypes.split(" ").keySet() : UndefTokenType;
- switch (state) {
- case States.Initial:
- if (tokenType["css-variable-2"]) {
- variableName = new WebInspector.SASSSupport.TextNode(document, tokenValue, new WebInspector.TextRange(startLine, startColumn, endLine, endColumn));
- state = States.VariableName;
- } else if (tokenType["css-property"] || tokenType["css-meta"]) {
- propertyName = new WebInspector.SASSSupport.TextNode(document, tokenValue, new WebInspector.TextRange(startLine, startColumn, endLine, endColumn));
- state = States.PropertyName;
- } else if (tokenType["css-def"] && tokenValue === "@include") {
- mixinName = new WebInspector.SASSSupport.TextNode(document, tokenValue, new WebInspector.TextRange(startLine, startColumn, endLine, endColumn));
- state = States.MixinName;
- } else if (tokenType["css-comment"]) {
- // Support only a one-line comments.
- if (startLine !== endLine || tokenValue.substring(0, 2) !== "/*" || tokenValue.substring(tokenValue.length - 2) !== "*/")
- break;
- var uncommentedText = tokenValue.substring(2, tokenValue.length - 2);
- var fakeRuleText = "a{" + uncommentedText + "}";
- var fakeDocument = new WebInspector.SASSSupport.ASTDocument("", new WebInspector.Text(fakeRuleText));
- var result = WebInspector.SASSSupport._innerParseSCSS(fakeDocument, tokenizerFactory);
- if (result.properties.length === 1 && result.variables.length === 0 && result.mixins.length === 0) {
- var disabledProperty = result.properties[0];
- var nameRange = rebaseInsideOneLineComment(disabledProperty.name.range, startLine, startColumn);
- var valueRange = rebaseInsideOneLineComment(disabledProperty.value.range, startLine, startColumn);
- var name = new WebInspector.SASSSupport.TextNode(document, disabledProperty.name.text, nameRange);
- var value = new WebInspector.SASSSupport.TextNode(document, disabledProperty.value.text, valueRange);
- var range = new WebInspector.TextRange(startLine, startColumn, startLine, endColumn);
- var property = new WebInspector.SASSSupport.Property(document, name, value, range, true);
- properties.push(property);
- }
- } else if (tokenType["css-def"] && tokenValue === "@media") {
- state = States.Media;
- }
- break;
- case States.VariableName:
- if (tokenValue === "}" && tokenType === UndefTokenType) {
- state = States.Initial;
- } else if (tokenValue === ")" && tokenType === UndefTokenType) {
- state = States.Initial;
- } else if (tokenValue === ":" && tokenType === UndefTokenType) {
- state = States.VariableValue;
- variableValue = new WebInspector.SASSSupport.TextNode(document, "", WebInspector.TextRange.createFromLocation(startLine, endColumn));
- } else if (tokenType !== UndefTokenType) {
- state = States.Initial;
- }
- break;
- case States.VariableValue:
- if (tokenValue === ";" && tokenType === UndefTokenType) {
- variableValue.range.endLine = startLine;
- variableValue.range.endColumn = startColumn;
- var variable = new WebInspector.SASSSupport.Property(document, variableName, variableValue, variableName.range.clone(), false);
- variable.range.endLine = startLine;
- variable.range.endColumn = endColumn;
- variables.push(variable);
- state = States.Initial;
- } else {
- variableValue.text += tokenValue;
- }
- break;
- case States.PropertyName:
- if (tokenValue === "{" && tokenType === UndefTokenType) {
- state = States.Initial;
- } else if (tokenValue === ":" && tokenType === UndefTokenType) {
- state = States.PropertyValue;
- propertyName.range.endLine = startLine;
- propertyName.range.endColumn = startColumn;
- propertyValue = new WebInspector.SASSSupport.TextNode(document, "", WebInspector.TextRange.createFromLocation(startLine, endColumn));
- } else if (tokenType["css-property"]) {
- propertyName.text += tokenValue;
- }
- break;
- case States.PropertyValue:
- if (tokenValue === "{" && tokenType === UndefTokenType) {
- state = States.Initial;
- } else if ((tokenValue === "}" || tokenValue === ";") && tokenType === UndefTokenType) {
- propertyValue.range.endLine = startLine;
- propertyValue.range.endColumn = startColumn;
- var property = new WebInspector.SASSSupport.Property(document, propertyName, propertyValue, propertyName.range.clone(), false);
- property.range.endLine = startLine;
- property.range.endColumn = endColumn;
- properties.push(property);
- state = States.Initial;
- } else {
- propertyValue.text += tokenValue;
- }
- break;
- case States.MixinName:
- if (tokenValue === "(" && tokenType === UndefTokenType) {
- state = States.MixinValue;
- mixinName.range.endLine = startLine;
- mixinName.range.endColumn = startColumn;
- mixinValue = new WebInspector.SASSSupport.TextNode(document, "", WebInspector.TextRange.createFromLocation(startLine, endColumn));
- } else if (tokenValue === ";" && tokenType === UndefTokenType) {
- state = States.Initial;
- mixinValue = null;
- } else {
- mixinName.text += tokenValue;
- }
- break;
- case States.MixinValue:
- if (tokenValue === ")" && tokenType === UndefTokenType) {
- mixinValue.range.endLine = startLine;
- mixinValue.range.endColumn = startColumn;
- var mixin = new WebInspector.SASSSupport.Property(document, mixinName, /** @type {!WebInspector.SASSSupport.TextNode} */(mixinValue), mixinName.range.clone(), false);
- mixin.range.endLine = startLine;
- mixin.range.endColumn = endColumn;
- mixins.push(mixin);
- state = States.Initial;
- } else {
- mixinValue.text += tokenValue;
- }
- break;
- case States.Media:
- if (tokenValue === "{" && tokenType === UndefTokenType)
- state = States.Initial;
- break;
- default:
- console.assert(false, "Unknown SASS parser state.");
- }
+ var range = WebInspector.TextRange.fromObject(payload);
+ var value = text.extract(range);
+ return new WebInspector.SASSSupport.TextNode(document, text.extract(range), range);
}
- var tokenizer = tokenizerFactory.createTokenizer("text/x-scss");
- tokenizer(document.text.value(), processToken);
-
- return {
- variables: variables,
- properties: properties,
- mixins: mixins
- };
/**
- * @param {!WebInspector.TextRange} range
- * @param {number} startLine
- * @param {number} startColumn
- * @return {!WebInspector.TextRange}
+ * @param {!Object} payload
*/
- function rebaseInsideOneLineComment(range, startLine, startColumn)
+ function createProperty(payload)
{
- return new WebInspector.TextRange(range.startLine + startLine, range.startColumn + startColumn, range.endLine + startLine, range.endColumn + startColumn);
+ var name = createTextNode(payload.name);
+ var value = createTextNode(payload.value);
+ return new WebInspector.SASSSupport.Property(document, name, value, WebInspector.TextRange.fromObject(payload.range), payload.disabled);
}
}
« third_party/WebKit/Source/devtools/front_end/formatter_worker/FormatterWorker.js ('K') | « third_party/WebKit/Source/devtools/front_end/sass/ASTService.js ('k') | no next file » | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698