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simpledash/bulma/node_modules/postcss/lib/lazy-result.js

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"use strict";
exports.__esModule = true;
exports.default = void 0;
var _mapGenerator = _interopRequireDefault(require("./map-generator"));
var _stringify2 = _interopRequireDefault(require("./stringify"));
var _warnOnce = _interopRequireDefault(require("./warn-once"));
var _result = _interopRequireDefault(require("./result"));
var _parse = _interopRequireDefault(require("./parse"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _createForOfIteratorHelperLoose(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; return function () { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } it = o[Symbol.iterator](); return it.next.bind(it); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function isPromise(obj) {
return typeof obj === 'object' && typeof obj.then === 'function';
}
/**
* A Promise proxy for the result of PostCSS transformations.
*
* A `LazyResult` instance is returned by {@link Processor#process}.
*
* @example
* const lazy = postcss([autoprefixer]).process(css)
*/
var LazyResult = /*#__PURE__*/function () {
function LazyResult(processor, css, opts) {
this.stringified = false;
this.processed = false;
var root;
if (typeof css === 'object' && css !== null && css.type === 'root') {
root = css;
} else if (css instanceof LazyResult || css instanceof _result.default) {
root = css.root;
if (css.map) {
if (typeof opts.map === 'undefined') opts.map = {};
if (!opts.map.inline) opts.map.inline = false;
opts.map.prev = css.map;
}
} else {
var parser = _parse.default;
if (opts.syntax) parser = opts.syntax.parse;
if (opts.parser) parser = opts.parser;
if (parser.parse) parser = parser.parse;
try {
root = parser(css, opts);
} catch (error) {
this.error = error;
}
}
this.result = new _result.default(processor, root, opts);
}
/**
* Returns a {@link Processor} instance, which will be used
* for CSS transformations.
*
* @type {Processor}
*/
var _proto = LazyResult.prototype;
/**
* Processes input CSS through synchronous plugins
* and calls {@link Result#warnings()}.
*
* @return {Warning[]} Warnings from plugins.
*/
_proto.warnings = function warnings() {
return this.sync().warnings();
}
/**
* Alias for the {@link LazyResult#css} property.
*
* @example
* lazy + '' === lazy.css
*
* @return {string} Output CSS.
*/
;
_proto.toString = function toString() {
return this.css;
}
/**
* Processes input CSS through synchronous and asynchronous plugins
* and calls `onFulfilled` with a Result instance. If a plugin throws
* an error, the `onRejected` callback will be executed.
*
* It implements standard Promise API.
*
* @param {onFulfilled} onFulfilled Callback will be executed
* when all plugins will finish work.
* @param {onRejected} onRejected Callback will be executed on any error.
*
* @return {Promise} Promise API to make queue.
*
* @example
* postcss([autoprefixer]).process(css, { from: cssPath }).then(result => {
* console.log(result.css)
* })
*/
;
_proto.then = function then(onFulfilled, onRejected) {
if (process.env.NODE_ENV !== 'production') {
if (!('from' in this.opts)) {
(0, _warnOnce.default)('Without `from` option PostCSS could generate wrong source map ' + 'and will not find Browserslist config. Set it to CSS file path ' + 'or to `undefined` to prevent this warning.');
}
}
return this.async().then(onFulfilled, onRejected);
}
/**
* Processes input CSS through synchronous and asynchronous plugins
* and calls onRejected for each error thrown in any plugin.
*
* It implements standard Promise API.
*
* @param {onRejected} onRejected Callback will be executed on any error.
*
* @return {Promise} Promise API to make queue.
*
* @example
* postcss([autoprefixer]).process(css).then(result => {
* console.log(result.css)
* }).catch(error => {
* console.error(error)
* })
*/
;
_proto.catch = function _catch(onRejected) {
return this.async().catch(onRejected);
}
/**
* Processes input CSS through synchronous and asynchronous plugins
* and calls onFinally on any error or when all plugins will finish work.
*
* It implements standard Promise API.
*
* @param {onFinally} onFinally Callback will be executed on any error or
* when all plugins will finish work.
*
* @return {Promise} Promise API to make queue.
*
* @example
* postcss([autoprefixer]).process(css).finally(() => {
* console.log('processing ended')
* })
*/
;
_proto.finally = function _finally(onFinally) {
return this.async().then(onFinally, onFinally);
};
_proto.handleError = function handleError(error, plugin) {
try {
this.error = error;
if (error.name === 'CssSyntaxError' && !error.plugin) {
error.plugin = plugin.postcssPlugin;
error.setMessage();
} else if (plugin.postcssVersion) {
if (process.env.NODE_ENV !== 'production') {
var pluginName = plugin.postcssPlugin;
var pluginVer = plugin.postcssVersion;
var runtimeVer = this.result.processor.version;
var a = pluginVer.split('.');
var b = runtimeVer.split('.');
if (a[0] !== b[0] || parseInt(a[1]) > parseInt(b[1])) {
console.error('Unknown error from PostCSS plugin. Your current PostCSS ' + 'version is ' + runtimeVer + ', but ' + pluginName + ' uses ' + pluginVer + '. Perhaps this is the source of the error below.');
}
}
}
} catch (err) {
if (console && console.error) console.error(err);
}
};
_proto.asyncTick = function asyncTick(resolve, reject) {
var _this = this;
if (this.plugin >= this.processor.plugins.length) {
this.processed = true;
return resolve();
}
try {
var plugin = this.processor.plugins[this.plugin];
var promise = this.run(plugin);
this.plugin += 1;
if (isPromise(promise)) {
promise.then(function () {
_this.asyncTick(resolve, reject);
}).catch(function (error) {
_this.handleError(error, plugin);
_this.processed = true;
reject(error);
});
} else {
this.asyncTick(resolve, reject);
}
} catch (error) {
this.processed = true;
reject(error);
}
};
_proto.async = function async() {
var _this2 = this;
if (this.processed) {
return new Promise(function (resolve, reject) {
if (_this2.error) {
reject(_this2.error);
} else {
resolve(_this2.stringify());
}
});
}
if (this.processing) {
return this.processing;
}
this.processing = new Promise(function (resolve, reject) {
if (_this2.error) return reject(_this2.error);
_this2.plugin = 0;
_this2.asyncTick(resolve, reject);
}).then(function () {
_this2.processed = true;
return _this2.stringify();
});
return this.processing;
};
_proto.sync = function sync() {
if (this.processed) return this.result;
this.processed = true;
if (this.processing) {
throw new Error('Use process(css).then(cb) to work with async plugins');
}
if (this.error) throw this.error;
for (var _iterator = _createForOfIteratorHelperLoose(this.result.processor.plugins), _step; !(_step = _iterator()).done;) {
var plugin = _step.value;
var promise = this.run(plugin);
if (isPromise(promise)) {
throw new Error('Use process(css).then(cb) to work with async plugins');
}
}
return this.result;
};
_proto.run = function run(plugin) {
this.result.lastPlugin = plugin;
try {
return plugin(this.result.root, this.result);
} catch (error) {
this.handleError(error, plugin);
throw error;
}
};
_proto.stringify = function stringify() {
if (this.stringified) return this.result;
this.stringified = true;
this.sync();
var opts = this.result.opts;
var str = _stringify2.default;
if (opts.syntax) str = opts.syntax.stringify;
if (opts.stringifier) str = opts.stringifier;
if (str.stringify) str = str.stringify;
var map = new _mapGenerator.default(str, this.result.root, this.result.opts);
var data = map.generate();
this.result.css = data[0];
this.result.map = data[1];
return this.result;
};
_createClass(LazyResult, [{
key: "processor",
get: function get() {
return this.result.processor;
}
/**
* Options from the {@link Processor#process} call.
*
* @type {processOptions}
*/
}, {
key: "opts",
get: function get() {
return this.result.opts;
}
/**
* Processes input CSS through synchronous plugins, converts `Root`
* to a CSS string and returns {@link Result#css}.
*
* This property will only work with synchronous plugins.
* If the processor contains any asynchronous plugins
* it will throw an error. This is why this method is only
* for debug purpose, you should always use {@link LazyResult#then}.
*
* @type {string}
* @see Result#css
*/
}, {
key: "css",
get: function get() {
return this.stringify().css;
}
/**
* An alias for the `css` property. Use it with syntaxes
* that generate non-CSS output.
*
* This property will only work with synchronous plugins.
* If the processor contains any asynchronous plugins
* it will throw an error. This is why this method is only
* for debug purpose, you should always use {@link LazyResult#then}.
*
* @type {string}
* @see Result#content
*/
}, {
key: "content",
get: function get() {
return this.stringify().content;
}
/**
* Processes input CSS through synchronous plugins
* and returns {@link Result#map}.
*
* This property will only work with synchronous plugins.
* If the processor contains any asynchronous plugins
* it will throw an error. This is why this method is only
* for debug purpose, you should always use {@link LazyResult#then}.
*
* @type {SourceMapGenerator}
* @see Result#map
*/
}, {
key: "map",
get: function get() {
return this.stringify().map;
}
/**
* Processes input CSS through synchronous plugins
* and returns {@link Result#root}.
*
* This property will only work with synchronous plugins. If the processor
* contains any asynchronous plugins it will throw an error.
*
* This is why this method is only for debug purpose,
* you should always use {@link LazyResult#then}.
*
* @type {Root}
* @see Result#root
*/
}, {
key: "root",
get: function get() {
return this.sync().root;
}
/**
* Processes input CSS through synchronous plugins
* and returns {@link Result#messages}.
*
* This property will only work with synchronous plugins. If the processor
* contains any asynchronous plugins it will throw an error.
*
* This is why this method is only for debug purpose,
* you should always use {@link LazyResult#then}.
*
* @type {Message[]}
* @see Result#messages
*/
}, {
key: "messages",
get: function get() {
return this.sync().messages;
}
}]);
return LazyResult;
}();
var _default = LazyResult;
/**
* @callback onFulfilled
* @param {Result} result
*/
/**
* @callback onRejected
* @param {Error} error
*/
exports.default = _default;
module.exports = exports.default;
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