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Diffstat (limited to 'assets/node_modules/stylelint-scss/node_modules/postcss-selector-parser/dist/parser.js')
| -rw-r--r-- | assets/node_modules/stylelint-scss/node_modules/postcss-selector-parser/dist/parser.js | 1223 |
1 files changed, 1223 insertions, 0 deletions
diff --git a/assets/node_modules/stylelint-scss/node_modules/postcss-selector-parser/dist/parser.js b/assets/node_modules/stylelint-scss/node_modules/postcss-selector-parser/dist/parser.js new file mode 100644 index 0000000..927d18a --- /dev/null +++ b/assets/node_modules/stylelint-scss/node_modules/postcss-selector-parser/dist/parser.js @@ -0,0 +1,1223 @@ +"use strict"; + +exports.__esModule = true; +exports.default = void 0; + +var _indexesOf = _interopRequireDefault(require("indexes-of")); + +var _uniq = _interopRequireDefault(require("uniq")); + +var _root = _interopRequireDefault(require("./selectors/root")); + +var _selector = _interopRequireDefault(require("./selectors/selector")); + +var _className = _interopRequireDefault(require("./selectors/className")); + +var _comment = _interopRequireDefault(require("./selectors/comment")); + +var _id = _interopRequireDefault(require("./selectors/id")); + +var _tag = _interopRequireDefault(require("./selectors/tag")); + +var _string = _interopRequireDefault(require("./selectors/string")); + +var _pseudo = _interopRequireDefault(require("./selectors/pseudo")); + +var _attribute = _interopRequireWildcard(require("./selectors/attribute")); + +var _universal = _interopRequireDefault(require("./selectors/universal")); + +var _combinator = _interopRequireDefault(require("./selectors/combinator")); + +var _nesting = _interopRequireDefault(require("./selectors/nesting")); + +var _sortAscending = _interopRequireDefault(require("./sortAscending")); + +var _tokenize = _interopRequireWildcard(require("./tokenize")); + +var tokens = _interopRequireWildcard(require("./tokenTypes")); + +var types = _interopRequireWildcard(require("./selectors/types")); + +var _util = require("./util"); + +var _WHITESPACE_TOKENS, _Object$assign; + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } + +function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } + +var WHITESPACE_TOKENS = (_WHITESPACE_TOKENS = {}, _WHITESPACE_TOKENS[tokens.space] = true, _WHITESPACE_TOKENS[tokens.cr] = true, _WHITESPACE_TOKENS[tokens.feed] = true, _WHITESPACE_TOKENS[tokens.newline] = true, _WHITESPACE_TOKENS[tokens.tab] = true, _WHITESPACE_TOKENS); +var WHITESPACE_EQUIV_TOKENS = Object.assign({}, WHITESPACE_TOKENS, (_Object$assign = {}, _Object$assign[tokens.comment] = true, _Object$assign)); + +function tokenStart(token) { + return { + line: token[_tokenize.FIELDS.START_LINE], + column: token[_tokenize.FIELDS.START_COL] + }; +} + +function tokenEnd(token) { + return { + line: token[_tokenize.FIELDS.END_LINE], + column: token[_tokenize.FIELDS.END_COL] + }; +} + +function getSource(startLine, startColumn, endLine, endColumn) { + return { + start: { + line: startLine, + column: startColumn + }, + end: { + line: endLine, + column: endColumn + } + }; +} + +function getTokenSource(token) { + return getSource(token[_tokenize.FIELDS.START_LINE], token[_tokenize.FIELDS.START_COL], token[_tokenize.FIELDS.END_LINE], token[_tokenize.FIELDS.END_COL]); +} + +function getTokenSourceSpan(startToken, endToken) { + if (!startToken) { + return undefined; + } + + return getSource(startToken[_tokenize.FIELDS.START_LINE], startToken[_tokenize.FIELDS.START_COL], endToken[_tokenize.FIELDS.END_LINE], endToken[_tokenize.FIELDS.END_COL]); +} + +function unescapeProp(node, prop) { + var value = node[prop]; + + if (typeof value !== "string") { + return; + } + + if (value.indexOf("\\") !== -1) { + (0, _util.ensureObject)(node, 'raws'); + node[prop] = (0, _util.unesc)(value); + + if (node.raws[prop] === undefined) { + node.raws[prop] = value; + } + } + + return node; +} + +var Parser = +/*#__PURE__*/ +function () { + function Parser(rule, options) { + if (options === void 0) { + options = {}; + } + + this.rule = rule; + this.options = Object.assign({ + lossy: false, + safe: false + }, options); + this.position = 0; + this.css = typeof this.rule === 'string' ? this.rule : this.rule.selector; + this.tokens = (0, _tokenize.default)({ + css: this.css, + error: this._errorGenerator(), + safe: this.options.safe + }); + var rootSource = getTokenSourceSpan(this.tokens[0], this.tokens[this.tokens.length - 1]); + this.root = new _root.default({ + source: rootSource + }); + this.root.errorGenerator = this._errorGenerator(); + var selector = new _selector.default({ + source: { + start: { + line: 1, + column: 1 + } + } + }); + this.root.append(selector); + this.current = selector; + this.loop(); + } + + var _proto = Parser.prototype; + + _proto._errorGenerator = function _errorGenerator() { + var _this = this; + + return function (message, errorOptions) { + if (typeof _this.rule === 'string') { + return new Error(message); + } + + return _this.rule.error(message, errorOptions); + }; + }; + + _proto.attribute = function attribute() { + var attr = []; + var startingToken = this.currToken; + this.position++; + + while (this.position < this.tokens.length && this.currToken[_tokenize.FIELDS.TYPE] !== tokens.closeSquare) { + attr.push(this.currToken); + this.position++; + } + + if (this.currToken[_tokenize.FIELDS.TYPE] !== tokens.closeSquare) { + return this.expected('closing square bracket', this.currToken[_tokenize.FIELDS.START_POS]); + } + + var len = attr.length; + var node = { + source: getSource(startingToken[1], startingToken[2], this.currToken[3], this.currToken[4]), + sourceIndex: startingToken[_tokenize.FIELDS.START_POS] + }; + + if (len === 1 && !~[tokens.word].indexOf(attr[0][_tokenize.FIELDS.TYPE])) { + return this.expected('attribute', attr[0][_tokenize.FIELDS.START_POS]); + } + + var pos = 0; + var spaceBefore = ''; + var commentBefore = ''; + var lastAdded = null; + var spaceAfterMeaningfulToken = false; + + while (pos < len) { + var token = attr[pos]; + var content = this.content(token); + var next = attr[pos + 1]; + + switch (token[_tokenize.FIELDS.TYPE]) { + case tokens.space: + // if ( + // len === 1 || + // pos === 0 && this.content(next) === '|' + // ) { + // return this.expected('attribute', token[TOKEN.START_POS], content); + // } + spaceAfterMeaningfulToken = true; + + if (this.options.lossy) { + break; + } + + if (lastAdded) { + (0, _util.ensureObject)(node, 'spaces', lastAdded); + var prevContent = node.spaces[lastAdded].after || ''; + node.spaces[lastAdded].after = prevContent + content; + var existingComment = (0, _util.getProp)(node, 'raws', 'spaces', lastAdded, 'after') || null; + + if (existingComment) { + node.raws.spaces[lastAdded].after = existingComment + content; + } + } else { + spaceBefore = spaceBefore + content; + commentBefore = commentBefore + content; + } + + break; + + case tokens.asterisk: + if (next[_tokenize.FIELDS.TYPE] === tokens.equals) { + node.operator = content; + lastAdded = 'operator'; + } else if ((!node.namespace || lastAdded === "namespace" && !spaceAfterMeaningfulToken) && next) { + if (spaceBefore) { + (0, _util.ensureObject)(node, 'spaces', 'attribute'); + node.spaces.attribute.before = spaceBefore; + spaceBefore = ''; + } + + if (commentBefore) { + (0, _util.ensureObject)(node, 'raws', 'spaces', 'attribute'); + node.raws.spaces.attribute.before = spaceBefore; + commentBefore = ''; + } + + node.namespace = (node.namespace || "") + content; + var rawValue = (0, _util.getProp)(node, 'raws', 'namespace') || null; + + if (rawValue) { + node.raws.namespace += content; + } + + lastAdded = 'namespace'; + } + + spaceAfterMeaningfulToken = false; + break; + + case tokens.dollar: + if (lastAdded === "value") { + var oldRawValue = (0, _util.getProp)(node, 'raws', 'value'); + node.value += "$"; + + if (oldRawValue) { + node.raws.value = oldRawValue + "$"; + } + + break; + } + + // Falls through + + case tokens.caret: + if (next[_tokenize.FIELDS.TYPE] === tokens.equals) { + node.operator = content; + lastAdded = 'operator'; + } + + spaceAfterMeaningfulToken = false; + break; + + case tokens.combinator: + if (content === '~' && next[_tokenize.FIELDS.TYPE] === tokens.equals) { + node.operator = content; + lastAdded = 'operator'; + } + + if (content !== '|') { + spaceAfterMeaningfulToken = false; + break; + } + + if (next[_tokenize.FIELDS.TYPE] === tokens.equals) { + node.operator = content; + lastAdded = 'operator'; + } else if (!node.namespace && !node.attribute) { + node.namespace = true; + } + + spaceAfterMeaningfulToken = false; + break; + + case tokens.word: + if (next && this.content(next) === '|' && attr[pos + 2] && attr[pos + 2][_tokenize.FIELDS.TYPE] !== tokens.equals && // this look-ahead probably fails with comment nodes involved. + !node.operator && !node.namespace) { + node.namespace = content; + lastAdded = 'namespace'; + } else if (!node.attribute || lastAdded === "attribute" && !spaceAfterMeaningfulToken) { + if (spaceBefore) { + (0, _util.ensureObject)(node, 'spaces', 'attribute'); + node.spaces.attribute.before = spaceBefore; + spaceBefore = ''; + } + + if (commentBefore) { + (0, _util.ensureObject)(node, 'raws', 'spaces', 'attribute'); + node.raws.spaces.attribute.before = commentBefore; + commentBefore = ''; + } + + node.attribute = (node.attribute || "") + content; + + var _rawValue = (0, _util.getProp)(node, 'raws', 'attribute') || null; + + if (_rawValue) { + node.raws.attribute += content; + } + + lastAdded = 'attribute'; + } else if (!node.value && node.value !== "" || lastAdded === "value" && !spaceAfterMeaningfulToken) { + var _unescaped = (0, _util.unesc)(content); + + var _oldRawValue = (0, _util.getProp)(node, 'raws', 'value') || ''; + + var oldValue = node.value || ''; + node.value = oldValue + _unescaped; + node.quoteMark = null; + + if (_unescaped !== content || _oldRawValue) { + (0, _util.ensureObject)(node, 'raws'); + node.raws.value = (_oldRawValue || oldValue) + content; + } + + lastAdded = 'value'; + } else { + var insensitive = content === 'i' || content === "I"; + + if ((node.value || node.value === '') && (node.quoteMark || spaceAfterMeaningfulToken)) { + node.insensitive = insensitive; + + if (!insensitive || content === "I") { + (0, _util.ensureObject)(node, 'raws'); + node.raws.insensitiveFlag = content; + } + + lastAdded = 'insensitive'; + + if (spaceBefore) { + (0, _util.ensureObject)(node, 'spaces', 'insensitive'); + node.spaces.insensitive.before = spaceBefore; + spaceBefore = ''; + } + + if (commentBefore) { + (0, _util.ensureObject)(node, 'raws', 'spaces', 'insensitive'); + node.raws.spaces.insensitive.before = commentBefore; + commentBefore = ''; + } + } else if (node.value || node.value === '') { + lastAdded = 'value'; + node.value += content; + + if (node.raws.value) { + node.raws.value += content; + } + } + } + + spaceAfterMeaningfulToken = false; + break; + + case tokens.str: + if (!node.attribute || !node.operator) { + return this.error("Expected an attribute followed by an operator preceding the string.", { + index: token[_tokenize.FIELDS.START_POS] + }); + } + + var _unescapeValue = (0, _attribute.unescapeValue)(content), + unescaped = _unescapeValue.unescaped, + quoteMark = _unescapeValue.quoteMark; + + node.value = unescaped; + node.quoteMark = quoteMark; + lastAdded = 'value'; + (0, _util.ensureObject)(node, 'raws'); + node.raws.value = content; + spaceAfterMeaningfulToken = false; + break; + + case tokens.equals: + if (!node.attribute) { + return this.expected('attribute', token[_tokenize.FIELDS.START_POS], content); + } + + if (node.value) { + return this.error('Unexpected "=" found; an operator was already defined.', { + index: token[_tokenize.FIELDS.START_POS] + }); + } + + node.operator = node.operator ? node.operator + content : content; + lastAdded = 'operator'; + spaceAfterMeaningfulToken = false; + break; + + case tokens.comment: + if (lastAdded) { + if (spaceAfterMeaningfulToken || next && next[_tokenize.FIELDS.TYPE] === tokens.space || lastAdded === 'insensitive') { + var lastComment = (0, _util.getProp)(node, 'spaces', lastAdded, 'after') || ''; + var rawLastComment = (0, _util.getProp)(node, 'raws', 'spaces', lastAdded, 'after') || lastComment; + (0, _util.ensureObject)(node, 'raws', 'spaces', lastAdded); + node.raws.spaces[lastAdded].after = rawLastComment + content; + } else { + var lastValue = node[lastAdded] || ''; + var rawLastValue = (0, _util.getProp)(node, 'raws', lastAdded) || lastValue; + (0, _util.ensureObject)(node, 'raws'); + node.raws[lastAdded] = rawLastValue + content; + } + } else { + commentBefore = commentBefore + content; + } + + break; + + default: + return this.error("Unexpected \"" + content + "\" found.", { + index: token[_tokenize.FIELDS.START_POS] + }); + } + + pos++; + } + + unescapeProp(node, "attribute"); + unescapeProp(node, "namespace"); + this.newNode(new _attribute.default(node)); + this.position++; + } + /** + * return a node containing meaningless garbage up to (but not including) the specified token position. + * if the token position is negative, all remaining tokens are consumed. + * + * This returns an array containing a single string node if all whitespace, + * otherwise an array of comment nodes with space before and after. + * + * These tokens are not added to the current selector, the caller can add them or use them to amend + * a previous node's space metadata. + * + * In lossy mode, this returns only comments. + */ + ; + + _proto.parseWhitespaceEquivalentTokens = function parseWhitespaceEquivalentTokens(stopPosition) { + if (stopPosition < 0) { + stopPosition = this.tokens.length; + } + + var startPosition = this.position; + var nodes = []; + var space = ""; + var lastComment = undefined; + + do { + if (WHITESPACE_TOKENS[this.currToken[_tokenize.FIELDS.TYPE]]) { + if (!this.options.lossy) { + space += this.content(); + } + } else if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.comment) { + var spaces = {}; + + if (space) { + spaces.before = space; + space = ""; + } + + lastComment = new _comment.default({ + value: this.content(), + source: getTokenSource(this.currToken), + sourceIndex: this.currToken[_tokenize.FIELDS.START_POS], + spaces: spaces + }); + nodes.push(lastComment); + } + } while (++this.position < stopPosition); + + if (space) { + if (lastComment) { + lastComment.spaces.after = space; + } else if (!this.options.lossy) { + var firstToken = this.tokens[startPosition]; + var lastToken = this.tokens[this.position - 1]; + nodes.push(new _string.default({ + value: '', + source: getSource(firstToken[_tokenize.FIELDS.START_LINE], firstToken[_tokenize.FIELDS.START_COL], lastToken[_tokenize.FIELDS.END_LINE], lastToken[_tokenize.FIELDS.END_COL]), + sourceIndex: firstToken[_tokenize.FIELDS.START_POS], + spaces: { + before: space, + after: '' + } + })); + } + } + + return nodes; + } + /** + * + * @param {*} nodes + */ + ; + + _proto.convertWhitespaceNodesToSpace = function convertWhitespaceNodesToSpace(nodes, requiredSpace) { + var _this2 = this; + + if (requiredSpace === void 0) { + requiredSpace = false; + } + + var space = ""; + var rawSpace = ""; + nodes.forEach(function (n) { + var spaceBefore = _this2.lossySpace(n.spaces.before, requiredSpace); + + var rawSpaceBefore = _this2.lossySpace(n.rawSpaceBefore, requiredSpace); + + space += spaceBefore + _this2.lossySpace(n.spaces.after, requiredSpace && spaceBefore.length === 0); + rawSpace += spaceBefore + n.value + _this2.lossySpace(n.rawSpaceAfter, requiredSpace && rawSpaceBefore.length === 0); + }); + + if (rawSpace === space) { + rawSpace = undefined; + } + + var result = { + space: space, + rawSpace: rawSpace + }; + return result; + }; + + _proto.isNamedCombinator = function isNamedCombinator(position) { + if (position === void 0) { + position = this.position; + } + + return this.tokens[position + 0] && this.tokens[position + 0][_tokenize.FIELDS.TYPE] === tokens.slash && this.tokens[position + 1] && this.tokens[position + 1][_tokenize.FIELDS.TYPE] === tokens.word && this.tokens[position + 2] && this.tokens[position + 2][_tokenize.FIELDS.TYPE] === tokens.slash; + }; + + _proto.namedCombinator = function namedCombinator() { + if (this.isNamedCombinator()) { + var nameRaw = this.content(this.tokens[this.position + 1]); + var name = (0, _util.unesc)(nameRaw).toLowerCase(); + var raws = {}; + + if (name !== nameRaw) { + raws.value = "/" + nameRaw + "/"; + } + + var node = new _combinator.default({ + value: "/" + name + "/", + source: getSource(this.currToken[_tokenize.FIELDS.START_LINE], this.currToken[_tokenize.FIELDS.START_COL], this.tokens[this.position + 2][_tokenize.FIELDS.END_LINE], this.tokens[this.position + 2][_tokenize.FIELDS.END_COL]), + sourceIndex: this.currToken[_tokenize.FIELDS.START_POS], + raws: raws + }); + this.position = this.position + 3; + return node; + } else { + this.unexpected(); + } + }; + + _proto.combinator = function combinator() { + var _this3 = this; + + if (this.content() === '|') { + return this.namespace(); + } // We need to decide between a space that's a descendant combinator and meaningless whitespace at the end of a selector. + + + var nextSigTokenPos = this.locateNextMeaningfulToken(this.position); + + if (nextSigTokenPos < 0 || this.tokens[nextSigTokenPos][_tokenize.FIELDS.TYPE] === tokens.comma) { + var nodes = this.parseWhitespaceEquivalentTokens(nextSigTokenPos); + + if (nodes.length > 0) { + var last = this.current.last; + + if (last) { + var _this$convertWhitespa = this.convertWhitespaceNodesToSpace(nodes), + space = _this$convertWhitespa.space, + rawSpace = _this$convertWhitespa.rawSpace; + + if (rawSpace !== undefined) { + last.rawSpaceAfter += rawSpace; + } + + last.spaces.after += space; + } else { + nodes.forEach(function (n) { + return _this3.newNode(n); + }); + } + } + + return; + } + + var firstToken = this.currToken; + var spaceOrDescendantSelectorNodes = undefined; + + if (nextSigTokenPos > this.position) { + spaceOrDescendantSelectorNodes = this.parseWhitespaceEquivalentTokens(nextSigTokenPos); + } + + var node; + + if (this.isNamedCombinator()) { + node = this.namedCombinator(); + } else if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.combinator) { + node = new _combinator.default({ + value: this.content(), + source: getTokenSource(this.currToken), + sourceIndex: this.currToken[_tokenize.FIELDS.START_POS] + }); + this.position++; + } else if (WHITESPACE_TOKENS[this.currToken[_tokenize.FIELDS.TYPE]]) {// pass + } else if (!spaceOrDescendantSelectorNodes) { + this.unexpected(); + } + + if (node) { + if (spaceOrDescendantSelectorNodes) { + var _this$convertWhitespa2 = this.convertWhitespaceNodesToSpace(spaceOrDescendantSelectorNodes), + _space = _this$convertWhitespa2.space, + _rawSpace = _this$convertWhitespa2.rawSpace; + + node.spaces.before = _space; + node.rawSpaceBefore = _rawSpace; + } + } else { + // descendant combinator + var _this$convertWhitespa3 = this.convertWhitespaceNodesToSpace(spaceOrDescendantSelectorNodes, true), + _space2 = _this$convertWhitespa3.space, + _rawSpace2 = _this$convertWhitespa3.rawSpace; + + if (!_rawSpace2) { + _rawSpace2 = _space2; + } + + var spaces = {}; + var raws = { + spaces: {} + }; + + if (_space2.endsWith(' ') && _rawSpace2.endsWith(' ')) { + spaces.before = _space2.slice(0, _space2.length - 1); + raws.spaces.before = _rawSpace2.slice(0, _rawSpace2.length - 1); + } else if (_space2.startsWith(' ') && _rawSpace2.startsWith(' ')) { + spaces.after = _space2.slice(1); + raws.spaces.after = _rawSpace2.slice(1); + } else { + raws.value = _rawSpace2; + } + + node = new _combinator.default({ + value: ' ', + source: getTokenSourceSpan(firstToken, this.tokens[this.position - 1]), + sourceIndex: firstToken[_tokenize.FIELDS.START_POS], + spaces: spaces, + raws: raws + }); + } + + if (this.currToken && this.currToken[_tokenize.FIELDS.TYPE] === tokens.space) { + node.spaces.after = this.optionalSpace(this.content()); + this.position++; + } + + return this.newNode(node); + }; + + _proto.comma = function comma() { + if (this.position === this.tokens.length - 1) { + this.root.trailingComma = true; + this.position++; + return; + } + + this.current._inferEndPosition(); + + var selector = new _selector.default({ + source: { + start: tokenStart(this.tokens[this.position + 1]) + } + }); + this.current.parent.append(selector); + this.current = selector; + this.position++; + }; + + _proto.comment = function comment() { + var current = this.currToken; + this.newNode(new _comment.default({ + value: this.content(), + source: getTokenSource(current), + sourceIndex: current[_tokenize.FIELDS.START_POS] + })); + this.position++; + }; + + _proto.error = function error(message, opts) { + throw this.root.error(message, opts); + }; + + _proto.missingBackslash = function missingBackslash() { + return this.error('Expected a backslash preceding the semicolon.', { + index: this.currToken[_tokenize.FIELDS.START_POS] + }); + }; + + _proto.missingParenthesis = function missingParenthesis() { + return this.expected('opening parenthesis', this.currToken[_tokenize.FIELDS.START_POS]); + }; + + _proto.missingSquareBracket = function missingSquareBracket() { + return this.expected('opening square bracket', this.currToken[_tokenize.FIELDS.START_POS]); + }; + + _proto.unexpected = function unexpected() { + return this.error("Unexpected '" + this.content() + "'. Escaping special characters with \\ may help.", this.currToken[_tokenize.FIELDS.START_POS]); + }; + + _proto.namespace = function namespace() { + var before = this.prevToken && this.content(this.prevToken) || true; + + if (this.nextToken[_tokenize.FIELDS.TYPE] === tokens.word) { + this.position++; + return this.word(before); + } else if (this.nextToken[_tokenize.FIELDS.TYPE] === tokens.asterisk) { + this.position++; + return this.universal(before); + } + }; + + _proto.nesting = function nesting() { + if (this.nextToken) { + var nextContent = this.content(this.nextToken); + + if (nextContent === "|") { + this.position++; + return; + } + } + + var current = this.currToken; + this.newNode(new _nesting.default({ + value: this.content(), + source: getTokenSource(current), + sourceIndex: current[_tokenize.FIELDS.START_POS] + })); + this.position++; + }; + + _proto.parentheses = function parentheses() { + var last = this.current.last; + var unbalanced = 1; + this.position++; + + if (last && last.type === types.PSEUDO) { + var selector = new _selector.default({ + source: { + start: tokenStart(this.tokens[this.position - 1]) + } + }); + var cache = this.current; + last.append(selector); + this.current = selector; + + while (this.position < this.tokens.length && unbalanced) { + if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.openParenthesis) { + unbalanced++; + } + + if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.closeParenthesis) { + unbalanced--; + } + + if (unbalanced) { + this.parse(); + } else { + this.current.source.end = tokenEnd(this.currToken); + this.current.parent.source.end = tokenEnd(this.currToken); + this.position++; + } + } + + this.current = cache; + } else { + // I think this case should be an error. It's used to implement a basic parse of media queries + // but I don't think it's a good idea. + var parenStart = this.currToken; + var parenValue = "("; + var parenEnd; + + while (this.position < this.tokens.length && unbalanced) { + if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.openParenthesis) { + unbalanced++; + } + + if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.closeParenthesis) { + unbalanced--; + } + + parenEnd = this.currToken; + parenValue += this.parseParenthesisToken(this.currToken); + this.position++; + } + + if (last) { + last.appendToPropertyAndEscape("value", parenValue, parenValue); + } else { + this.newNode(new _string.default({ + value: parenValue, + source: getSource(parenStart[_tokenize.FIELDS.START_LINE], parenStart[_tokenize.FIELDS.START_COL], parenEnd[_tokenize.FIELDS.END_LINE], parenEnd[_tokenize.FIELDS.END_COL]), + sourceIndex: parenStart[_tokenize.FIELDS.START_POS] + })); + } + } + + if (unbalanced) { + return this.expected('closing parenthesis', this.currToken[_tokenize.FIELDS.START_POS]); + } + }; + + _proto.pseudo = function pseudo() { + var _this4 = this; + + var pseudoStr = ''; + var startingToken = this.currToken; + + while (this.currToken && this.currToken[_tokenize.FIELDS.TYPE] === tokens.colon) { + pseudoStr += this.content(); + this.position++; + } + + if (!this.currToken) { + return this.expected(['pseudo-class', 'pseudo-element'], this.position - 1); + } + + if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.word) { + this.splitWord(false, function (first, length) { + pseudoStr += first; + + _this4.newNode(new _pseudo.default({ + value: pseudoStr, + source: getTokenSourceSpan(startingToken, _this4.currToken), + sourceIndex: startingToken[_tokenize.FIELDS.START_POS] + })); + + if (length > 1 && _this4.nextToken && _this4.nextToken[_tokenize.FIELDS.TYPE] === tokens.openParenthesis) { + _this4.error('Misplaced parenthesis.', { + index: _this4.nextToken[_tokenize.FIELDS.START_POS] + }); + } + }); + } else { + return this.expected(['pseudo-class', 'pseudo-element'], this.currToken[_tokenize.FIELDS.START_POS]); + } + }; + + _proto.space = function space() { + var content = this.content(); // Handle space before and after the selector + + if (this.position === 0 || this.prevToken[_tokenize.FIELDS.TYPE] === tokens.comma || this.prevToken[_tokenize.FIELDS.TYPE] === tokens.openParenthesis) { + this.spaces = this.optionalSpace(content); + this.position++; + } else if (this.position === this.tokens.length - 1 || this.nextToken[_tokenize.FIELDS.TYPE] === tokens.comma || this.nextToken[_tokenize.FIELDS.TYPE] === tokens.closeParenthesis) { + this.current.last.spaces.after = this.optionalSpace(content); + this.position++; + } else { + this.combinator(); + } + }; + + _proto.string = function string() { + var current = this.currToken; + this.newNode(new _string.default({ + value: this.content(), + source: getTokenSource(current), + sourceIndex: current[_tokenize.FIELDS.START_POS] + })); + this.position++; + }; + + _proto.universal = function universal(namespace) { + var nextToken = this.nextToken; + + if (nextToken && this.content(nextToken) === '|') { + this.position++; + return this.namespace(); + } + + var current = this.currToken; + this.newNode(new _universal.default({ + value: this.content(), + source: getTokenSource(current), + sourceIndex: current[_tokenize.FIELDS.START_POS] + }), namespace); + this.position++; + }; + + _proto.splitWord = function splitWord(namespace, firstCallback) { + var _this5 = this; + + var nextToken = this.nextToken; + var word = this.content(); + + while (nextToken && ~[tokens.dollar, tokens.caret, tokens.equals, tokens.word].indexOf(nextToken[_tokenize.FIELDS.TYPE])) { + this.position++; + var current = this.content(); + word += current; + + if (current.lastIndexOf('\\') === current.length - 1) { + var next = this.nextToken; + + if (next && next[_tokenize.FIELDS.TYPE] === tokens.space) { + word += this.requiredSpace(this.content(next)); + this.position++; + } + } + + nextToken = this.nextToken; + } + + var hasClass = (0, _indexesOf.default)(word, '.').filter(function (i) { + return word[i - 1] !== '\\'; + }); + var hasId = (0, _indexesOf.default)(word, '#').filter(function (i) { + return word[i - 1] !== '\\'; + }); // Eliminate Sass interpolations from the list of id indexes + + var interpolations = (0, _indexesOf.default)(word, '#{'); + + if (interpolations.length) { + hasId = hasId.filter(function (hashIndex) { + return !~interpolations.indexOf(hashIndex); + }); + } + + var indices = (0, _sortAscending.default)((0, _uniq.default)([0].concat(hasClass, hasId))); + indices.forEach(function (ind, i) { + var index = indices[i + 1] || word.length; + var value = word.slice(ind, index); + + if (i === 0 && firstCallback) { + return firstCallback.call(_this5, value, indices.length); + } + + var node; + var current = _this5.currToken; + var sourceIndex = current[_tokenize.FIELDS.START_POS] + indices[i]; + var source = getSource(current[1], current[2] + ind, current[3], current[2] + (index - 1)); + + if (~hasClass.indexOf(ind)) { + var classNameOpts = { + value: value.slice(1), + source: source, + sourceIndex: sourceIndex + }; + node = new _className.default(unescapeProp(classNameOpts, "value")); + } else if (~hasId.indexOf(ind)) { + var idOpts = { + value: value.slice(1), + source: source, + sourceIndex: sourceIndex + }; + node = new _id.default(unescapeProp(idOpts, "value")); + } else { + var tagOpts = { + value: value, + source: source, + sourceIndex: sourceIndex + }; + unescapeProp(tagOpts, "value"); + node = new _tag.default(tagOpts); + } + + _this5.newNode(node, namespace); // Ensure that the namespace is used only once + + + namespace = null; + }); + this.position++; + }; + + _proto.word = function word(namespace) { + var nextToken = this.nextToken; + + if (nextToken && this.content(nextToken) === '|') { + this.position++; + return this.namespace(); + } + + return this.splitWord(namespace); + }; + + _proto.loop = function loop() { + while (this.position < this.tokens.length) { + this.parse(true); + } + + this.current._inferEndPosition(); + + return this.root; + }; + + _proto.parse = function parse(throwOnParenthesis) { + switch (this.currToken[_tokenize.FIELDS.TYPE]) { + case tokens.space: + this.space(); + break; + + case tokens.comment: + this.comment(); + break; + + case tokens.openParenthesis: + this.parentheses(); + break; + + case tokens.closeParenthesis: + if (throwOnParenthesis) { + this.missingParenthesis(); + } + + break; + + case tokens.openSquare: + this.attribute(); + break; + + case tokens.dollar: + case tokens.caret: + case tokens.equals: + case tokens.word: + this.word(); + break; + + case tokens.colon: + this.pseudo(); + break; + + case tokens.comma: + this.comma(); + break; + + case tokens.asterisk: + this.universal(); + break; + + case tokens.ampersand: + this.nesting(); + break; + + case tokens.slash: + case tokens.combinator: + this.combinator(); + break; + + case tokens.str: + this.string(); + break; + // These cases throw; no break needed. + + case tokens.closeSquare: + this.missingSquareBracket(); + + case tokens.semicolon: + this.missingBackslash(); + + default: + this.unexpected(); + } + } + /** + * Helpers + */ + ; + + _proto.expected = function expected(description, index, found) { + if (Array.isArray(description)) { + var last = description.pop(); + description = description.join(', ') + " or " + last; + } + + var an = /^[aeiou]/.test(description[0]) ? 'an' : 'a'; + + if (!found) { + return this.error("Expected " + an + " " + description + ".", { + index: index + }); + } + + return this.error("Expected " + an + " " + description + ", found \"" + found + "\" instead.", { + index: index + }); + }; + + _proto.requiredSpace = function requiredSpace(space) { + return this.options.lossy ? ' ' : space; + }; + + _proto.optionalSpace = function optionalSpace(space) { + return this.options.lossy ? '' : space; + }; + + _proto.lossySpace = function lossySpace(space, required) { + if (this.options.lossy) { + return required ? ' ' : ''; + } else { + return space; + } + }; + + _proto.parseParenthesisToken = function parseParenthesisToken(token) { + var content = this.content(token); + + if (token[_tokenize.FIELDS.TYPE] === tokens.space) { + return this.requiredSpace(content); + } else { + return content; + } + }; + + _proto.newNode = function newNode(node, namespace) { + if (namespace) { + if (/^ +$/.test(namespace)) { + if (!this.options.lossy) { + this.spaces = (this.spaces || '') + namespace; + } + + namespace = true; + } + + node.namespace = namespace; + unescapeProp(node, "namespace"); + } + + if (this.spaces) { + node.spaces.before = this.spaces; + this.spaces = ''; + } + + return this.current.append(node); + }; + + _proto.content = function content(token) { + if (token === void 0) { + token = this.currToken; + } + + return this.css.slice(token[_tokenize.FIELDS.START_POS], token[_tokenize.FIELDS.END_POS]); + }; + + /** + * returns the index of the next non-whitespace, non-comment token. + * returns -1 if no meaningful token is found. + */ + _proto.locateNextMeaningfulToken = function locateNextMeaningfulToken(startPosition) { + if (startPosition === void 0) { + startPosition = this.position + 1; + } + + var searchPosition = startPosition; + + while (searchPosition < this.tokens.length) { + if (WHITESPACE_EQUIV_TOKENS[this.tokens[searchPosition][_tokenize.FIELDS.TYPE]]) { + searchPosition++; + continue; + } else { + return searchPosition; + } + } + + return -1; + }; + + _createClass(Parser, [{ + key: "currToken", + get: function get() { + return this.tokens[this.position]; + } + }, { + key: "nextToken", + get: function get() { + return this.tokens[this.position + 1]; + } + }, { + key: "prevToken", + get: function get() { + return this.tokens[this.position - 1]; + } + }]); + + return Parser; +}(); + +exports.default = Parser; +module.exports = exports.default;
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