diff options
Diffstat (limited to 'node_modules/postcss-selector-parser/dist/parser.js')
| -rw-r--r-- | node_modules/postcss-selector-parser/dist/parser.js | 1015 |
1 files changed, 0 insertions, 1015 deletions
diff --git a/node_modules/postcss-selector-parser/dist/parser.js b/node_modules/postcss-selector-parser/dist/parser.js deleted file mode 100644 index ada61582..00000000 --- a/node_modules/postcss-selector-parser/dist/parser.js +++ /dev/null @@ -1,1015 +0,0 @@ -"use strict"; - -exports.__esModule = true; -exports["default"] = void 0; -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 _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); } -function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } 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); Object.defineProperty(Constructor, "prototype", { writable: false }); 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; -} -function indexesOf(array, item) { - var i = -1; - var indexes = []; - while ((i = array.indexOf(item, i + 1)) !== -1) { - indexes.push(i); - } - return indexes; -} -function uniqs() { - var list = Array.prototype.concat.apply([], arguments); - return list.filter(function (item, i) { - return i === list.indexOf(item); - }); -} -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 - } - }, - sourceIndex: 0 - }); - 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 || node.quoteMark)) { - 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 || this.tokens[nextSigTokenPos][_tokenize.FIELDS.TYPE] === tokens.closeParenthesis) { - 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]) - }, - sourceIndex: this.tokens[this.position + 1][_tokenize.FIELDS.START_POS] - }); - 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.unexpectedPipe = function unexpectedPipe() { - return this.error("Unexpected '|'.", 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); - } - this.unexpectedPipe(); - }; - _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]) - }, - sourceIndex: this.tokens[this.position][_tokenize.FIELDS.START_POS] - }); - 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.current.nodes.every(function (node) { - return node.type === 'comment'; - })) { - 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 = indexesOf(word, '.').filter(function (i) { - // Allow escaped dot within class name - var escapedDot = word[i - 1] === '\\'; - // Allow decimal numbers percent in @keyframes - var isKeyframesPercent = /^\d+\.\d+%$/.test(word); - return !escapedDot && !isKeyframesPercent; - }); - var hasId = indexesOf(word, '#').filter(function (i) { - return word[i - 1] !== '\\'; - }); - // Eliminate Sass interpolations from the list of id indexes - var interpolations = indexesOf(word, '#{'); - if (interpolations.length) { - hasId = hasId.filter(function (hashIndex) { - return !~interpolations.indexOf(hashIndex); - }); - } - var indices = (0, _sortAscending["default"])(uniqs([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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