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Diffstat (limited to 'node_modules/autoprefixer/node_modules/postcss/lib/processor.js')
| -rw-r--r-- | node_modules/autoprefixer/node_modules/postcss/lib/processor.js | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/node_modules/autoprefixer/node_modules/postcss/lib/processor.js b/node_modules/autoprefixer/node_modules/postcss/lib/processor.js new file mode 100644 index 0000000..8dc8ea5 --- /dev/null +++ b/node_modules/autoprefixer/node_modules/postcss/lib/processor.js @@ -0,0 +1,263 @@ +"use strict"; + +exports.__esModule = true; +exports.default = void 0; + +var _lazyResult = _interopRequireDefault(require("./lazy-result")); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +/** + * Contains plugins to process CSS. Create one `Processor` instance, + * initialize its plugins, and then use that instance on numerous CSS files. + * + * @example + * const processor = postcss([autoprefixer, precss]) + * processor.process(css1).then(result => console.log(result.css)) + * processor.process(css2).then(result => console.log(result.css)) + */ +var Processor = +/*#__PURE__*/ +function () { + /** + * @param {Array.<Plugin|pluginFunction>|Processor} plugins PostCSS plugins. + * See {@link Processor#use} for plugin format. + */ + function Processor(plugins) { + if (plugins === void 0) { + plugins = []; + } + + /** + * Current PostCSS version. + * + * @type {string} + * + * @example + * if (result.processor.version.split('.')[0] !== '6') { + * throw new Error('This plugin works only with PostCSS 6') + * } + */ + this.version = '7.0.18'; + /** + * Plugins added to this processor. + * + * @type {pluginFunction[]} + * + * @example + * const processor = postcss([autoprefixer, precss]) + * processor.plugins.length //=> 2 + */ + + this.plugins = this.normalize(plugins); + } + /** + * Adds a plugin to be used as a CSS processor. + * + * PostCSS plugin can be in 4 formats: + * * A plugin created by {@link postcss.plugin} method. + * * A function. PostCSS will pass the function a @{link Root} + * as the first argument and current {@link Result} instance + * as the second. + * * An object with a `postcss` method. PostCSS will use that method + * as described in #2. + * * Another {@link Processor} instance. PostCSS will copy plugins + * from that instance into this one. + * + * Plugins can also be added by passing them as arguments when creating + * a `postcss` instance (see [`postcss(plugins)`]). + * + * Asynchronous plugins should return a `Promise` instance. + * + * @param {Plugin|pluginFunction|Processor} plugin PostCSS plugin + * or {@link Processor} + * with plugins. + * + * @example + * const processor = postcss() + * .use(autoprefixer) + * .use(precss) + * + * @return {Processes} Current processor to make methods chain. + */ + + + var _proto = Processor.prototype; + + _proto.use = function use(plugin) { + this.plugins = this.plugins.concat(this.normalize([plugin])); + return this; + } + /** + * Parses source CSS and returns a {@link LazyResult} Promise proxy. + * Because some plugins can be asynchronous it doesn’t make + * any transformations. Transformations will be applied + * in the {@link LazyResult} methods. + * + * @param {string|toString|Result} css String with input CSS or any object + * with a `toString()` method, + * like a Buffer. Optionally, send + * a {@link Result} instance + * and the processor will take + * the {@link Root} from it. + * @param {processOptions} [opts] Options. + * + * @return {LazyResult} Promise proxy. + * + * @example + * processor.process(css, { from: 'a.css', to: 'a.out.css' }) + * .then(result => { + * console.log(result.css) + * }) + */ + ; + + _proto.process = function (_process) { + function process(_x) { + return _process.apply(this, arguments); + } + + process.toString = function () { + return _process.toString(); + }; + + return process; + }(function (css, opts) { + if (opts === void 0) { + opts = {}; + } + + if (this.plugins.length === 0 && opts.parser === opts.stringifier) { + if (process.env.NODE_ENV !== 'production') { + if (typeof console !== 'undefined' && console.warn) { + console.warn('You did not set any plugins, parser, or stringifier. ' + 'Right now, PostCSS does nothing. Pick plugins for your case ' + 'on https://www.postcss.parts/ and use them in postcss.config.js.'); + } + } + } + + return new _lazyResult.default(this, css, opts); + }); + + _proto.normalize = function normalize(plugins) { + var normalized = []; + + for (var _iterator = plugins, _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 i = _ref; + if (i.postcss) i = i.postcss; + + if (typeof i === 'object' && Array.isArray(i.plugins)) { + normalized = normalized.concat(i.plugins); + } else if (typeof i === 'function') { + normalized.push(i); + } else if (typeof i === 'object' && (i.parse || i.stringify)) { + if (process.env.NODE_ENV !== 'production') { + throw new Error('PostCSS syntaxes cannot be used as plugins. Instead, please use ' + 'one of the syntax/parser/stringifier options as outlined ' + 'in your PostCSS runner documentation.'); + } + } else { + throw new Error(i + ' is not a PostCSS plugin'); + } + } + + return normalized; + }; + + return Processor; +}(); + +var _default = Processor; +/** + * @callback builder + * @param {string} part Part of generated CSS connected to this node. + * @param {Node} node AST node. + * @param {"start"|"end"} [type] Node’s part type. + */ + +/** + * @callback parser + * + * @param {string|toString} css String with input CSS or any object + * with toString() method, like a Buffer. + * @param {processOptions} [opts] Options with only `from` and `map` keys. + * + * @return {Root} PostCSS AST + */ + +/** + * @callback stringifier + * + * @param {Node} node Start node for stringifing. Usually {@link Root}. + * @param {builder} builder Function to concatenate CSS from node’s parts + * or generate string and source map. + * + * @return {void} + */ + +/** + * @typedef {object} syntax + * @property {parser} parse Function to generate AST by string. + * @property {stringifier} stringify Function to generate string by AST. + */ + +/** + * @typedef {object} toString + * @property {function} toString + */ + +/** + * @callback pluginFunction + * @param {Root} root Parsed input CSS. + * @param {Result} result Result to set warnings or check other plugins. + */ + +/** + * @typedef {object} Plugin + * @property {function} postcss PostCSS plugin function. + */ + +/** + * @typedef {object} processOptions + * @property {string} from The path of the CSS source file. + * You should always set `from`, + * because it is used in source map + * generation and syntax error messages. + * @property {string} to The path where you’ll put the output + * CSS file. You should always set `to` + * to generate correct source maps. + * @property {parser} parser Function to generate AST by string. + * @property {stringifier} stringifier Class to generate string by AST. + * @property {syntax} syntax Object with `parse` and `stringify`. + * @property {object} map Source map options. + * @property {boolean} map.inline Does source map should + * be embedded in the output + * CSS as a base64-encoded + * comment. + * @property {string|object|false|function} map.prev Source map content + * from a previous + * processing step + * (for example, Sass). + * PostCSS will try to find + * previous map automatically, + * so you could disable it by + * `false` value. + * @property {boolean} map.sourcesContent Does PostCSS should set + * the origin content to map. + * @property {string|false} map.annotation Does PostCSS should set + * annotation comment to map. + * @property {string} map.from Override `from` in map’s + * sources`. + */ + +exports.default = _default; +module.exports = exports.default; +//# sourceMappingURL=data:application/json;charset=utf8;base64,{"version":3,"sources":["processor.es6"],"names":["Processor","plugins","version","normalize","use","plugin","concat","process","css","opts","length","parser","stringifier","env","NODE_ENV","console","warn","LazyResult","normalized","i","postcss","Array","isArray","push","parse","stringify","Error"],"mappings":";;;;;AAAA;;;;AAEA;;;;;;;;;IASMA,S;;;AACJ;;;;AAIA,qBAAaC,OAAb,EAA2B;AAAA,QAAdA,OAAc;AAAdA,MAAAA,OAAc,GAAJ,EAAI;AAAA;;AACzB;;;;;;;;;;AAUA,SAAKC,OAAL,GAAe,QAAf;AACA;;;;;;;;;;AASA,SAAKD,OAAL,GAAe,KAAKE,SAAL,CAAeF,OAAf,CAAf;AACD;AAED;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;SA6BAG,G,GAAA,aAAKC,MAAL,EAAa;AACX,SAAKJ,OAAL,GAAe,KAAKA,OAAL,CAAaK,MAAb,CAAoB,KAAKH,SAAL,CAAe,CAACE,MAAD,CAAf,CAApB,CAAf;AACA,WAAO,IAAP;AACD;AAED;;;;;;;;;;;;;;;;;;;;;;;;SAsBAE,O;;;;;;;;;;IAAA,UAASC,GAAT,EAAcC,IAAd,EAA0B;AAAA,QAAZA,IAAY;AAAZA,MAAAA,IAAY,GAAL,EAAK;AAAA;;AACxB,QAAI,KAAKR,OAAL,CAAaS,MAAb,KAAwB,CAAxB,IAA6BD,IAAI,CAACE,MAAL,KAAgBF,IAAI,CAACG,WAAtD,EAAmE;AACjE,UAAIL,OAAO,CAACM,GAAR,CAAYC,QAAZ,KAAyB,YAA7B,EAA2C;AACzC,YAAI,OAAOC,OAAP,KAAmB,WAAnB,IAAkCA,OAAO,CAACC,IAA9C,EAAoD;AAClDD,UAAAA,OAAO,CAACC,IAAR,CACE,0DACA,8DADA,GAEA,kEAHF;AAKD;AACF;AACF;;AACD,WAAO,IAAIC,mBAAJ,CAAe,IAAf,EAAqBT,GAArB,EAA0BC,IAA1B,CAAP;AACD,G;;SAEDN,S,GAAA,mBAAWF,OAAX,EAAoB;AAClB,QAAIiB,UAAU,GAAG,EAAjB;;AACA,yBAAcjB,OAAd,kHAAuB;AAAA;;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;;AAAA,UAAdkB,CAAc;AACrB,UAAIA,CAAC,CAACC,OAAN,EAAeD,CAAC,GAAGA,CAAC,CAACC,OAAN;;AAEf,UAAI,OAAOD,CAAP,KAAa,QAAb,IAAyBE,KAAK,CAACC,OAAN,CAAcH,CAAC,CAAClB,OAAhB,CAA7B,EAAuD;AACrDiB,QAAAA,UAAU,GAAGA,UAAU,CAACZ,MAAX,CAAkBa,CAAC,CAAClB,OAApB,CAAb;AACD,OAFD,MAEO,IAAI,OAAOkB,CAAP,KAAa,UAAjB,EAA6B;AAClCD,QAAAA,UAAU,CAACK,IAAX,CAAgBJ,CAAhB;AACD,OAFM,MAEA,IAAI,OAAOA,CAAP,KAAa,QAAb,KAA0BA,CAAC,CAACK,KAAF,IAAWL,CAAC,CAACM,SAAvC,CAAJ,EAAuD;AAC5D,YAAIlB,OAAO,CAACM,GAAR,CAAYC,QAAZ,KAAyB,YAA7B,EAA2C;AACzC,gBAAM,IAAIY,KAAJ,CACJ,qEACA,2DADA,GAEA,uCAHI,CAAN;AAKD;AACF,OARM,MAQA;AACL,cAAM,IAAIA,KAAJ,CAAUP,CAAC,GAAG,0BAAd,CAAN;AACD;AACF;;AACD,WAAOD,UAAP;AACD,G;;;;;eAGYlB,S;AAEf;;;;;;;AAOA;;;;;;;;;;AAUA;;;;;;;;;;AAUA;;;;;;AAMA;;;;;AAKA;;;;;;AAMA;;;;;AAKA","sourcesContent":["import LazyResult from './lazy-result'\n\n/**\n * Contains plugins to process CSS. Create one `Processor` instance,\n * initialize its plugins, and then use that instance on numerous CSS files.\n *\n * @example\n * const processor = postcss([autoprefixer, precss])\n * processor.process(css1).then(result => console.log(result.css))\n * processor.process(css2).then(result => console.log(result.css))\n */\nclass Processor {\n  /**\n   * @param {Array.<Plugin|pluginFunction>|Processor} plugins PostCSS plugins.\n   *        See {@link Processor#use} for plugin format.\n   */\n  constructor (plugins = []) {\n    /**\n     * Current PostCSS version.\n     *\n     * @type {string}\n     *\n     * @example\n     * if (result.processor.version.split('.')[0] !== '6') {\n     *   throw new Error('This plugin works only with PostCSS 6')\n     * }\n     */\n    this.version = '7.0.18'\n    /**\n     * Plugins added to this processor.\n     *\n     * @type {pluginFunction[]}\n     *\n     * @example\n     * const processor = postcss([autoprefixer, precss])\n     * processor.plugins.length //=> 2\n     */\n    this.plugins = this.normalize(plugins)\n  }\n\n  /**\n   * Adds a plugin to be used as a CSS processor.\n   *\n   * PostCSS plugin can be in 4 formats:\n   * * A plugin created by {@link postcss.plugin} method.\n   * * A function. PostCSS will pass the function a @{link Root}\n   *   as the first argument and current {@link Result} instance\n   *   as the second.\n   * * An object with a `postcss` method. PostCSS will use that method\n   *   as described in #2.\n   * * Another {@link Processor} instance. PostCSS will copy plugins\n   *   from that instance into this one.\n   *\n   * Plugins can also be added by passing them as arguments when creating\n   * a `postcss` instance (see [`postcss(plugins)`]).\n   *\n   * Asynchronous plugins should return a `Promise` instance.\n   *\n   * @param {Plugin|pluginFunction|Processor} plugin PostCSS plugin\n   *                                                 or {@link Processor}\n   *                                                 with plugins.\n   *\n   * @example\n   * const processor = postcss()\n   *   .use(autoprefixer)\n   *   .use(precss)\n   *\n   * @return {Processes} Current processor to make methods chain.\n   */\n  use (plugin) {\n    this.plugins = this.plugins.concat(this.normalize([plugin]))\n    return this\n  }\n\n  /**\n   * Parses source CSS and returns a {@link LazyResult} Promise proxy.\n   * Because some plugins can be asynchronous it doesn’t make\n   * any transformations. Transformations will be applied\n   * in the {@link LazyResult} methods.\n   *\n   * @param {string|toString|Result} css String with input CSS or any object\n   *                                     with a `toString()` method,\n   *                                     like a Buffer. Optionally, send\n   *                                     a {@link Result} instance\n   *                                     and the processor will take\n   *                                     the {@link Root} from it.\n   * @param {processOptions} [opts]      Options.\n   *\n   * @return {LazyResult} Promise proxy.\n   *\n   * @example\n   * processor.process(css, { from: 'a.css', to: 'a.out.css' })\n   *   .then(result => {\n   *      console.log(result.css)\n   *   })\n   */\n  process (css, opts = { }) {\n    if (this.plugins.length === 0 && opts.parser === opts.stringifier) {\n      if (process.env.NODE_ENV !== 'production') {\n        if (typeof console !== 'undefined' && console.warn) {\n          console.warn(\n            'You did not set any plugins, parser, or stringifier. ' +\n            'Right now, PostCSS does nothing. Pick plugins for your case ' +\n            'on https://www.postcss.parts/ and use them in postcss.config.js.'\n          )\n        }\n      }\n    }\n    return new LazyResult(this, css, opts)\n  }\n\n  normalize (plugins) {\n    let normalized = []\n    for (let i of plugins) {\n      if (i.postcss) i = i.postcss\n\n      if (typeof i === 'object' && Array.isArray(i.plugins)) {\n        normalized = normalized.concat(i.plugins)\n      } else if (typeof i === 'function') {\n        normalized.push(i)\n      } else if (typeof i === 'object' && (i.parse || i.stringify)) {\n        if (process.env.NODE_ENV !== 'production') {\n          throw new Error(\n            'PostCSS syntaxes cannot be used as plugins. Instead, please use ' +\n            'one of the syntax/parser/stringifier options as outlined ' +\n            'in your PostCSS runner documentation.'\n          )\n        }\n      } else {\n        throw new Error(i + ' is not a PostCSS plugin')\n      }\n    }\n    return normalized\n  }\n}\n\nexport default Processor\n\n/**\n * @callback builder\n * @param {string} part          Part of generated CSS connected to this node.\n * @param {Node}   node          AST node.\n * @param {\"start\"|\"end\"} [type] Node’s part type.\n */\n\n/**\n * @callback parser\n *\n * @param {string|toString} css   String with input CSS or any object\n *                                with toString() method, like a Buffer.\n * @param {processOptions} [opts] Options with only `from` and `map` keys.\n *\n * @return {Root} PostCSS AST\n */\n\n/**\n * @callback stringifier\n *\n * @param {Node} node       Start node for stringifing. Usually {@link Root}.\n * @param {builder} builder Function to concatenate CSS from node’s parts\n *                          or generate string and source map.\n *\n * @return {void}\n */\n\n/**\n * @typedef {object} syntax\n * @property {parser} parse          Function to generate AST by string.\n * @property {stringifier} stringify Function to generate string by AST.\n */\n\n/**\n * @typedef {object} toString\n * @property {function} toString\n */\n\n/**\n * @callback pluginFunction\n * @param {Root} root     Parsed input CSS.\n * @param {Result} result Result to set warnings or check other plugins.\n */\n\n/**\n * @typedef {object} Plugin\n * @property {function} postcss PostCSS plugin function.\n */\n\n/**\n * @typedef {object} processOptions\n * @property {string} from             The path of the CSS source file.\n *                                     You should always set `from`,\n *                                     because it is used in source map\n *                                     generation and syntax error messages.\n * @property {string} to               The path where you’ll put the output\n *                                     CSS file. You should always set `to`\n *                                     to generate correct source maps.\n * @property {parser} parser           Function to generate AST by string.\n * @property {stringifier} stringifier Class to generate string by AST.\n * @property {syntax} syntax           Object with `parse` and `stringify`.\n * @property {object} map              Source map options.\n * @property {boolean} map.inline                    Does source map should\n *                                                   be embedded in the output\n *                                                   CSS as a base64-encoded\n *                                                   comment.\n * @property {string|object|false|function} map.prev Source map content\n *                                                   from a previous\n *                                                   processing step\n *                                                   (for example, Sass).\n *                                                   PostCSS will try to find\n *                                                   previous map automatically,\n *                                                   so you could disable it by\n *                                                   `false` value.\n * @property {boolean} map.sourcesContent            Does PostCSS should set\n *                                                   the origin content to map.\n * @property {string|false} map.annotation           Does PostCSS should set\n *                                                   annotation comment to map.\n * @property {string} map.from                       Override `from` in map’s\n *                                                   sources`.\n */\n"],"file":"processor.js"} |