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Diffstat (limited to 'node_modules/postcss/lib/root.js')
-rw-r--r-- | node_modules/postcss/lib/root.js | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/node_modules/postcss/lib/root.js b/node_modules/postcss/lib/root.js new file mode 100644 index 0000000..8e90b1b --- /dev/null +++ b/node_modules/postcss/lib/root.js @@ -0,0 +1,129 @@ +'use strict'; + +exports.__esModule = true; + +var _container = require('./container'); + +var _container2 = _interopRequireDefault(_container); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + +function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; } + +function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; } + +/** + * Represents a CSS file and contains all its parsed nodes. + * + * @extends Container + * + * @example + * const root = postcss.parse('a{color:black} b{z-index:2}'); + * root.type //=> 'root' + * root.nodes.length //=> 2 + */ +var Root = function (_Container) { + _inherits(Root, _Container); + + function Root(defaults) { + _classCallCheck(this, Root); + + var _this = _possibleConstructorReturn(this, _Container.call(this, defaults)); + + _this.type = 'root'; + if (!_this.nodes) _this.nodes = []; + return _this; + } + + Root.prototype.removeChild = function removeChild(child, ignore) { + var index = this.index(child); + + if (!ignore && index === 0 && this.nodes.length > 1) { + this.nodes[1].raws.before = this.nodes[index].raws.before; + } + + return _Container.prototype.removeChild.call(this, child); + }; + + Root.prototype.normalize = function normalize(child, sample, type) { + var nodes = _Container.prototype.normalize.call(this, child); + + if (sample) { + if (type === 'prepend') { + if (this.nodes.length > 1) { + sample.raws.before = this.nodes[1].raws.before; + } else { + delete sample.raws.before; + } + } else if (this.first !== sample) { + for (var _iterator = nodes, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) { + var _ref; + + if (_isArray) { + if (_i >= _iterator.length) break; + _ref = _iterator[_i++]; + } else { + _i = _iterator.next(); + if (_i.done) break; + _ref = _i.value; + } + + var node = _ref; + + node.raws.before = sample.raws.before; + } + } + } + + return nodes; + }; + + /** + * Returns a {@link Result} instance representing the root’s CSS. + * + * @param {processOptions} [opts] - options with only `to` and `map` keys + * + * @return {Result} result with current root’s CSS + * + * @example + * const root1 = postcss.parse(css1, { from: 'a.css' }); + * const root2 = postcss.parse(css2, { from: 'b.css' }); + * root1.append(root2); + * const result = root1.toResult({ to: 'all.css', map: true }); + */ + + + Root.prototype.toResult = function toResult() { + var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + + var LazyResult = require('./lazy-result'); + var Processor = require('./processor'); + + var lazy = new LazyResult(new Processor(), this, opts); + return lazy.stringify(); + }; + + /** + * @memberof Root# + * @member {object} raws - Information to generate byte-to-byte equal + * node string as it was in the origin input. + * + * Every parser saves its own properties, + * but the default CSS parser uses: + * + * * `after`: the space symbols after the last child to the end of file. + * * `semicolon`: is the last child has an (optional) semicolon. + * + * @example + * postcss.parse('a {}\n').raws //=> { after: '\n' } + * postcss.parse('a {}').raws //=> { after: '' } + */ + + return Root; +}(_container2.default); + +exports.default = Root; +module.exports = exports['default']; +//# 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