mirror of
https://github.com/thangisme/notes.git
synced 2024-11-01 01:27:31 -04:00
643 lines
21 KiB
JavaScript
643 lines
21 KiB
JavaScript
'use strict';
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exports.__esModule = true;
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var _createClass = function () { 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
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var _flatten = require('flatten');
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var _flatten2 = _interopRequireDefault(_flatten);
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var _indexesOf = require('indexes-of');
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var _indexesOf2 = _interopRequireDefault(_indexesOf);
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var _uniq = require('uniq');
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var _uniq2 = _interopRequireDefault(_uniq);
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var _root = require('./selectors/root');
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var _root2 = _interopRequireDefault(_root);
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var _selector = require('./selectors/selector');
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var _selector2 = _interopRequireDefault(_selector);
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var _className = require('./selectors/className');
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var _className2 = _interopRequireDefault(_className);
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var _comment = require('./selectors/comment');
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var _comment2 = _interopRequireDefault(_comment);
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var _id = require('./selectors/id');
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var _id2 = _interopRequireDefault(_id);
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var _tag = require('./selectors/tag');
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var _tag2 = _interopRequireDefault(_tag);
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var _string = require('./selectors/string');
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var _string2 = _interopRequireDefault(_string);
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var _pseudo = require('./selectors/pseudo');
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var _pseudo2 = _interopRequireDefault(_pseudo);
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var _attribute = require('./selectors/attribute');
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var _attribute2 = _interopRequireDefault(_attribute);
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var _universal = require('./selectors/universal');
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var _universal2 = _interopRequireDefault(_universal);
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var _combinator = require('./selectors/combinator');
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var _combinator2 = _interopRequireDefault(_combinator);
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var _nesting = require('./selectors/nesting');
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var _nesting2 = _interopRequireDefault(_nesting);
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var _sortAscending = require('./sortAscending');
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var _sortAscending2 = _interopRequireDefault(_sortAscending);
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var _tokenize = require('./tokenize');
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var _tokenize2 = _interopRequireDefault(_tokenize);
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var _types = require('./selectors/types');
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var types = _interopRequireWildcard(_types);
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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)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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var Parser = function () {
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function Parser(input) {
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_classCallCheck(this, Parser);
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this.input = input;
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this.lossy = input.options.lossless === false;
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this.position = 0;
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this.root = new _root2.default();
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var selectors = new _selector2.default();
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this.root.append(selectors);
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this.current = selectors;
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if (this.lossy) {
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this.tokens = (0, _tokenize2.default)({ safe: input.safe, css: input.css.trim() });
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} else {
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this.tokens = (0, _tokenize2.default)(input);
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}
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return this.loop();
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}
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Parser.prototype.attribute = function attribute() {
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var str = '';
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var attr = void 0;
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var startingToken = this.currToken;
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this.position++;
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while (this.position < this.tokens.length && this.currToken[0] !== ']') {
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str += this.tokens[this.position][1];
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this.position++;
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}
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if (this.position === this.tokens.length && !~str.indexOf(']')) {
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this.error('Expected a closing square bracket.');
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}
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var parts = str.split(/((?:[*~^$|]?=))([^]*)/);
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var namespace = parts[0].split(/(\|)/g);
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var attributeProps = {
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operator: parts[1],
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value: parts[2],
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source: {
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start: {
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line: startingToken[2],
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column: startingToken[3]
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},
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end: {
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line: this.currToken[2],
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column: this.currToken[3]
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}
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},
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sourceIndex: startingToken[4]
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};
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if (namespace.length > 1) {
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if (namespace[0] === '') {
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namespace[0] = true;
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}
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attributeProps.attribute = this.parseValue(namespace[2]);
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attributeProps.namespace = this.parseNamespace(namespace[0]);
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} else {
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attributeProps.attribute = this.parseValue(parts[0]);
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}
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attr = new _attribute2.default(attributeProps);
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if (parts[2]) {
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var insensitive = parts[2].split(/(\s+i\s*?)$/);
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var trimmedValue = insensitive[0].trim();
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attr.value = this.lossy ? trimmedValue : insensitive[0];
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if (insensitive[1]) {
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attr.insensitive = true;
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if (!this.lossy) {
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attr.raws.insensitive = insensitive[1];
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}
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}
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attr.quoted = trimmedValue[0] === '\'' || trimmedValue[0] === '"';
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attr.raws.unquoted = attr.quoted ? trimmedValue.slice(1, -1) : trimmedValue;
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}
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this.newNode(attr);
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this.position++;
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};
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Parser.prototype.combinator = function combinator() {
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if (this.currToken[1] === '|') {
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return this.namespace();
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}
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var node = new _combinator2.default({
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value: '',
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source: {
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start: {
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line: this.currToken[2],
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column: this.currToken[3]
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},
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end: {
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line: this.currToken[2],
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column: this.currToken[3]
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}
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},
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sourceIndex: this.currToken[4]
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});
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while (this.position < this.tokens.length && this.currToken && (this.currToken[0] === 'space' || this.currToken[0] === 'combinator')) {
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if (this.nextToken && this.nextToken[0] === 'combinator') {
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node.spaces.before = this.parseSpace(this.currToken[1]);
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node.source.start.line = this.nextToken[2];
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node.source.start.column = this.nextToken[3];
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node.source.end.column = this.nextToken[3];
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node.source.end.line = this.nextToken[2];
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node.sourceIndex = this.nextToken[4];
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} else if (this.prevToken && this.prevToken[0] === 'combinator') {
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node.spaces.after = this.parseSpace(this.currToken[1]);
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} else if (this.currToken[0] === 'combinator') {
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node.value = this.currToken[1];
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} else if (this.currToken[0] === 'space') {
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node.value = this.parseSpace(this.currToken[1], ' ');
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}
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this.position++;
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}
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return this.newNode(node);
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};
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Parser.prototype.comma = function comma() {
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if (this.position === this.tokens.length - 1) {
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this.root.trailingComma = true;
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this.position++;
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return;
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}
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var selectors = new _selector2.default();
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this.current.parent.append(selectors);
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this.current = selectors;
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this.position++;
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};
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Parser.prototype.comment = function comment() {
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var node = new _comment2.default({
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value: this.currToken[1],
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source: {
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start: {
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line: this.currToken[2],
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column: this.currToken[3]
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},
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end: {
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line: this.currToken[4],
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column: this.currToken[5]
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}
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},
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sourceIndex: this.currToken[6]
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});
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this.newNode(node);
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this.position++;
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};
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Parser.prototype.error = function error(message) {
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throw new this.input.error(message); // eslint-disable-line new-cap
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};
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Parser.prototype.missingBackslash = function missingBackslash() {
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return this.error('Expected a backslash preceding the semicolon.');
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};
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Parser.prototype.missingParenthesis = function missingParenthesis() {
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return this.error('Expected opening parenthesis.');
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};
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Parser.prototype.missingSquareBracket = function missingSquareBracket() {
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return this.error('Expected opening square bracket.');
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};
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Parser.prototype.namespace = function namespace() {
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var before = this.prevToken && this.prevToken[1] || true;
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if (this.nextToken[0] === 'word') {
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this.position++;
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return this.word(before);
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} else if (this.nextToken[0] === '*') {
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this.position++;
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return this.universal(before);
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}
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};
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Parser.prototype.nesting = function nesting() {
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this.newNode(new _nesting2.default({
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value: this.currToken[1],
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source: {
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start: {
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line: this.currToken[2],
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column: this.currToken[3]
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},
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end: {
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line: this.currToken[2],
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column: this.currToken[3]
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}
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},
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sourceIndex: this.currToken[4]
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}));
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this.position++;
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};
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Parser.prototype.parentheses = function parentheses() {
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var last = this.current.last;
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if (last && last.type === types.PSEUDO) {
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var selector = new _selector2.default();
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var cache = this.current;
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last.append(selector);
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this.current = selector;
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var balanced = 1;
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this.position++;
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while (this.position < this.tokens.length && balanced) {
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if (this.currToken[0] === '(') {
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balanced++;
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}
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if (this.currToken[0] === ')') {
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balanced--;
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}
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if (balanced) {
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this.parse();
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} else {
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selector.parent.source.end.line = this.currToken[2];
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selector.parent.source.end.column = this.currToken[3];
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this.position++;
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}
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}
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if (balanced) {
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this.error('Expected closing parenthesis.');
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}
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this.current = cache;
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} else {
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var _balanced = 1;
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this.position++;
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last.value += '(';
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while (this.position < this.tokens.length && _balanced) {
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if (this.currToken[0] === '(') {
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_balanced++;
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}
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if (this.currToken[0] === ')') {
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_balanced--;
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}
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last.value += this.parseParenthesisToken(this.currToken);
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this.position++;
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}
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if (_balanced) {
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this.error('Expected closing parenthesis.');
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}
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}
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};
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Parser.prototype.pseudo = function pseudo() {
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var _this = this;
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var pseudoStr = '';
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var startingToken = this.currToken;
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while (this.currToken && this.currToken[0] === ':') {
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pseudoStr += this.currToken[1];
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this.position++;
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}
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if (!this.currToken) {
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return this.error('Expected pseudo-class or pseudo-element');
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}
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if (this.currToken[0] === 'word') {
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var pseudo = void 0;
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this.splitWord(false, function (first, length) {
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pseudoStr += first;
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pseudo = new _pseudo2.default({
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value: pseudoStr,
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source: {
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start: {
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line: startingToken[2],
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column: startingToken[3]
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},
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end: {
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line: _this.currToken[4],
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column: _this.currToken[5]
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}
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},
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sourceIndex: startingToken[4]
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});
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_this.newNode(pseudo);
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if (length > 1 && _this.nextToken && _this.nextToken[0] === '(') {
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_this.error('Misplaced parenthesis.');
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}
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});
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} else {
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this.error('Unexpected "' + this.currToken[0] + '" found.');
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}
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};
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Parser.prototype.space = function space() {
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var token = this.currToken;
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// Handle space before and after the selector
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if (this.position === 0 || this.prevToken[0] === ',' || this.prevToken[0] === '(') {
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this.spaces = this.parseSpace(token[1]);
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this.position++;
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} else if (this.position === this.tokens.length - 1 || this.nextToken[0] === ',' || this.nextToken[0] === ')') {
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this.current.last.spaces.after = this.parseSpace(token[1]);
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this.position++;
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} else {
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this.combinator();
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}
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};
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Parser.prototype.string = function string() {
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var token = this.currToken;
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this.newNode(new _string2.default({
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value: this.currToken[1],
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source: {
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start: {
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line: token[2],
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column: token[3]
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},
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end: {
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line: token[4],
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column: token[5]
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}
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},
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sourceIndex: token[6]
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}));
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this.position++;
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};
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Parser.prototype.universal = function universal(namespace) {
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var nextToken = this.nextToken;
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if (nextToken && nextToken[1] === '|') {
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this.position++;
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return this.namespace();
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}
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this.newNode(new _universal2.default({
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value: this.currToken[1],
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source: {
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start: {
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line: this.currToken[2],
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column: this.currToken[3]
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},
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end: {
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line: this.currToken[2],
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column: this.currToken[3]
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}
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},
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sourceIndex: this.currToken[4]
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}), namespace);
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this.position++;
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};
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Parser.prototype.splitWord = function splitWord(namespace, firstCallback) {
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var _this2 = this;
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var nextToken = this.nextToken;
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var word = this.currToken[1];
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while (nextToken && nextToken[0] === 'word') {
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this.position++;
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var current = this.currToken[1];
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word += current;
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if (current.lastIndexOf('\\') === current.length - 1) {
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var next = this.nextToken;
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if (next && next[0] === 'space') {
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word += this.parseSpace(next[1], ' ');
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this.position++;
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}
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}
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nextToken = this.nextToken;
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}
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var hasClass = (0, _indexesOf2.default)(word, '.');
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var hasId = (0, _indexesOf2.default)(word, '#');
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// Eliminate Sass interpolations from the list of id indexes
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var interpolations = (0, _indexesOf2.default)(word, '#{');
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if (interpolations.length) {
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hasId = hasId.filter(function (hashIndex) {
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return !~interpolations.indexOf(hashIndex);
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});
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}
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var indices = (0, _sortAscending2.default)((0, _uniq2.default)((0, _flatten2.default)([[0], hasClass, hasId])));
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indices.forEach(function (ind, i) {
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var index = indices[i + 1] || word.length;
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var value = word.slice(ind, index);
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if (i === 0 && firstCallback) {
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return firstCallback.call(_this2, value, indices.length);
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}
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var node = void 0;
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if (~hasClass.indexOf(ind)) {
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node = new _className2.default({
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value: value.slice(1),
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source: {
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start: {
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line: _this2.currToken[2],
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column: _this2.currToken[3] + ind
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},
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end: {
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line: _this2.currToken[4],
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column: _this2.currToken[3] + (index - 1)
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}
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},
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sourceIndex: _this2.currToken[6] + indices[i]
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});
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} else if (~hasId.indexOf(ind)) {
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node = new _id2.default({
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value: value.slice(1),
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source: {
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start: {
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line: _this2.currToken[2],
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column: _this2.currToken[3] + ind
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},
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end: {
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line: _this2.currToken[4],
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column: _this2.currToken[3] + (index - 1)
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}
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},
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sourceIndex: _this2.currToken[6] + indices[i]
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});
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} else {
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node = new _tag2.default({
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value: value,
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source: {
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start: {
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line: _this2.currToken[2],
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column: _this2.currToken[3] + ind
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},
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end: {
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line: _this2.currToken[4],
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column: _this2.currToken[3] + (index - 1)
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}
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},
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sourceIndex: _this2.currToken[6] + indices[i]
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});
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}
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_this2.newNode(node, namespace);
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});
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this.position++;
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};
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Parser.prototype.word = function word(namespace) {
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var nextToken = this.nextToken;
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if (nextToken && nextToken[1] === '|') {
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this.position++;
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return this.namespace();
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}
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return this.splitWord(namespace);
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};
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Parser.prototype.loop = function loop() {
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while (this.position < this.tokens.length) {
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this.parse(true);
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}
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return this.root;
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};
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Parser.prototype.parse = function parse(throwOnParenthesis) {
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switch (this.currToken[0]) {
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case 'space':
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this.space();
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break;
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case 'comment':
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this.comment();
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break;
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case '(':
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this.parentheses();
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|
break;
|
|
case ')':
|
|
if (throwOnParenthesis) {
|
|
this.missingParenthesis();
|
|
}
|
|
break;
|
|
case '[':
|
|
this.attribute();
|
|
break;
|
|
case ']':
|
|
this.missingSquareBracket();
|
|
break;
|
|
case 'at-word':
|
|
case 'word':
|
|
this.word();
|
|
break;
|
|
case ':':
|
|
this.pseudo();
|
|
break;
|
|
case ';':
|
|
this.missingBackslash();
|
|
break;
|
|
case ',':
|
|
this.comma();
|
|
break;
|
|
case '*':
|
|
this.universal();
|
|
break;
|
|
case '&':
|
|
this.nesting();
|
|
break;
|
|
case 'combinator':
|
|
this.combinator();
|
|
break;
|
|
case 'string':
|
|
this.string();
|
|
break;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Helpers
|
|
*/
|
|
|
|
Parser.prototype.parseNamespace = function parseNamespace(namespace) {
|
|
if (this.lossy && typeof namespace === 'string') {
|
|
var trimmed = namespace.trim();
|
|
if (!trimmed.length) {
|
|
return true;
|
|
}
|
|
|
|
return trimmed;
|
|
}
|
|
|
|
return namespace;
|
|
};
|
|
|
|
Parser.prototype.parseSpace = function parseSpace(space, replacement) {
|
|
return this.lossy ? replacement || '' : space;
|
|
};
|
|
|
|
Parser.prototype.parseValue = function parseValue(value) {
|
|
return this.lossy && value && typeof value === 'string' ? value.trim() : value;
|
|
};
|
|
|
|
Parser.prototype.parseParenthesisToken = function parseParenthesisToken(token) {
|
|
if (!this.lossy) {
|
|
return token[1];
|
|
}
|
|
|
|
if (token[0] === 'space') {
|
|
return this.parseSpace(token[1], ' ');
|
|
}
|
|
|
|
return this.parseValue(token[1]);
|
|
};
|
|
|
|
Parser.prototype.newNode = function newNode(node, namespace) {
|
|
if (namespace) {
|
|
node.namespace = this.parseNamespace(namespace);
|
|
}
|
|
if (this.spaces) {
|
|
node.spaces.before = this.spaces;
|
|
this.spaces = '';
|
|
}
|
|
return this.current.append(node);
|
|
};
|
|
|
|
_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']; |