768 lines
22 KiB
JavaScript
768 lines
22 KiB
JavaScript
'use strict';
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function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
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var postcss = _interopDefault(require('postcss'));
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var fs = _interopDefault(require('fs'));
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var path = _interopDefault(require('path'));
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function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
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try {
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var info = gen[key](arg);
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var value = info.value;
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} catch (error) {
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reject(error);
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return;
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}
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if (info.done) {
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resolve(value);
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} else {
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Promise.resolve(value).then(_next, _throw);
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}
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}
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function _asyncToGenerator(fn) {
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return function () {
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var self = this,
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args = arguments;
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return new Promise(function (resolve, reject) {
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var gen = fn.apply(self, args);
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function _next(value) {
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asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
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}
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function _throw(err) {
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asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
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}
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_next(undefined);
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});
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};
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}
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function _defineProperty(obj, key, value) {
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if (key in obj) {
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Object.defineProperty(obj, key, {
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value: value,
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enumerable: true,
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configurable: true,
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writable: true
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});
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} else {
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obj[key] = value;
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}
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return obj;
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}
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function _objectSpread(target) {
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for (var i = 1; i < arguments.length; i++) {
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var source = arguments[i] != null ? arguments[i] : {};
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var ownKeys = Object.keys(source);
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if (typeof Object.getOwnPropertySymbols === 'function') {
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ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
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return Object.getOwnPropertyDescriptor(source, sym).enumerable;
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}));
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}
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ownKeys.forEach(function (key) {
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_defineProperty(target, key, source[key]);
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});
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}
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return target;
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}
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function _slicedToArray(arr, i) {
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return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _nonIterableRest();
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}
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function _arrayWithHoles(arr) {
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if (Array.isArray(arr)) return arr;
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}
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function _iterableToArrayLimit(arr, i) {
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var _arr = [];
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var _n = true;
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var _d = false;
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var _e = undefined;
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try {
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for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
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_arr.push(_s.value);
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if (i && _arr.length === i) break;
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}
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} catch (err) {
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_d = true;
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_e = err;
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} finally {
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try {
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if (!_n && _i["return"] != null) _i["return"]();
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} finally {
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if (_d) throw _e;
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}
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}
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return _arr;
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}
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function _nonIterableRest() {
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throw new TypeError("Invalid attempt to destructure non-iterable instance");
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}
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function parse(string, splitByAnd) {
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const array = [];
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let buffer = '';
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let split = false;
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let func = 0;
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let i = -1;
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while (++i < string.length) {
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const char = string[i];
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if (char === '(') {
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func += 1;
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} else if (char === ')') {
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if (func > 0) {
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func -= 1;
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}
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} else if (func === 0) {
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if (splitByAnd && andRegExp.test(buffer + char)) {
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split = true;
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} else if (!splitByAnd && char === ',') {
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split = true;
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}
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}
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if (split) {
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array.push(splitByAnd ? new MediaExpression(buffer + char) : new MediaQuery(buffer));
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buffer = '';
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split = false;
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} else {
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buffer += char;
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}
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}
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if (buffer !== '') {
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array.push(splitByAnd ? new MediaExpression(buffer) : new MediaQuery(buffer));
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}
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return array;
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}
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class MediaQueryList {
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constructor(string) {
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this.nodes = parse(string);
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}
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invert() {
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this.nodes.forEach(node => {
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node.invert();
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});
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return this;
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}
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clone() {
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return new MediaQueryList(String(this));
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}
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toString() {
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return this.nodes.join(',');
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}
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}
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class MediaQuery {
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constructor(string) {
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const _string$match = string.match(spaceWrapRegExp),
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_string$match2 = _slicedToArray(_string$match, 4),
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before = _string$match2[1],
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media = _string$match2[2],
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after = _string$match2[3];
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const _ref = media.match(mediaRegExp) || [],
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_ref2 = _slicedToArray(_ref, 9),
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_ref2$ = _ref2[1],
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modifier = _ref2$ === void 0 ? '' : _ref2$,
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_ref2$2 = _ref2[2],
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afterModifier = _ref2$2 === void 0 ? ' ' : _ref2$2,
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_ref2$3 = _ref2[3],
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type = _ref2$3 === void 0 ? '' : _ref2$3,
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_ref2$4 = _ref2[4],
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beforeAnd = _ref2$4 === void 0 ? '' : _ref2$4,
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_ref2$5 = _ref2[5],
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and = _ref2$5 === void 0 ? '' : _ref2$5,
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_ref2$6 = _ref2[6],
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beforeExpression = _ref2$6 === void 0 ? '' : _ref2$6,
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_ref2$7 = _ref2[7],
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expression1 = _ref2$7 === void 0 ? '' : _ref2$7,
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_ref2$8 = _ref2[8],
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expression2 = _ref2$8 === void 0 ? '' : _ref2$8;
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const raws = {
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before,
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after,
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afterModifier,
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originalModifier: modifier || '',
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beforeAnd,
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and,
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beforeExpression
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};
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const nodes = parse(expression1 || expression2, true);
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Object.assign(this, {
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modifier,
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type,
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raws,
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nodes
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});
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}
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clone(overrides) {
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const instance = new MediaQuery(String(this));
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Object.assign(instance, overrides);
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return instance;
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}
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invert() {
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this.modifier = this.modifier ? '' : this.raws.originalModifier;
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return this;
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}
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toString() {
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const raws = this.raws;
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return `${raws.before}${this.modifier}${this.modifier ? `${raws.afterModifier}` : ''}${this.type}${raws.beforeAnd}${raws.and}${raws.beforeExpression}${this.nodes.join('')}${this.raws.after}`;
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}
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}
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class MediaExpression {
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constructor(string) {
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const _ref3 = string.match(andRegExp) || [null, string],
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_ref4 = _slicedToArray(_ref3, 5),
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value = _ref4[1],
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_ref4$ = _ref4[2],
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after = _ref4$ === void 0 ? '' : _ref4$,
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_ref4$2 = _ref4[3],
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and = _ref4$2 === void 0 ? '' : _ref4$2,
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_ref4$3 = _ref4[4],
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afterAnd = _ref4$3 === void 0 ? '' : _ref4$3;
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const raws = {
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after,
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and,
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afterAnd
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};
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Object.assign(this, {
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value,
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raws
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});
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}
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clone(overrides) {
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const instance = new MediaExpression(String(this));
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Object.assign(instance, overrides);
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return instance;
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}
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toString() {
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const raws = this.raws;
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return `${this.value}${raws.after}${raws.and}${raws.afterAnd}`;
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}
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}
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const modifierRE = '(not|only)';
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const typeRE = '(all|print|screen|speech)';
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const noExpressionRE = '([\\W\\w]*)';
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const expressionRE = '([\\W\\w]+)';
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const noSpaceRE = '(\\s*)';
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const spaceRE = '(\\s+)';
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const andRE = '(?:(\\s+)(and))';
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const andRegExp = new RegExp(`^${expressionRE}(?:${andRE}${spaceRE})$`, 'i');
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const spaceWrapRegExp = new RegExp(`^${noSpaceRE}${noExpressionRE}${noSpaceRE}$`);
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const mediaRegExp = new RegExp(`^(?:${modifierRE}${spaceRE})?(?:${typeRE}(?:${andRE}${spaceRE}${expressionRE})?|${expressionRE})$`, 'i');
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var mediaASTFromString = (string => new MediaQueryList(string));
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var getCustomMediaFromRoot = ((root, opts) => {
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// initialize custom selectors
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const customMedias = {}; // for each custom selector atrule that is a child of the css root
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root.nodes.slice().forEach(node => {
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if (isCustomMedia(node)) {
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// extract the name and selectors from the params of the custom selector
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const _node$params$match = node.params.match(customMediaParamsRegExp),
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_node$params$match2 = _slicedToArray(_node$params$match, 3),
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name = _node$params$match2[1],
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selectors = _node$params$match2[2]; // write the parsed selectors to the custom selector
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customMedias[name] = mediaASTFromString(selectors); // conditionally remove the custom selector atrule
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if (!Object(opts).preserve) {
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node.remove();
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}
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}
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});
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return customMedias;
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}); // match the custom selector name
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const customMediaNameRegExp = /^custom-media$/i; // match the custom selector params
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const customMediaParamsRegExp = /^(--[A-z][\w-]*)\s+([\W\w]+)\s*$/; // whether the atrule is a custom selector
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const isCustomMedia = node => node.type === 'atrule' && customMediaNameRegExp.test(node.name) && customMediaParamsRegExp.test(node.params);
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/* Get Custom Media from CSS File
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/* ========================================================================== */
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function getCustomMediaFromCSSFile(_x) {
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return _getCustomMediaFromCSSFile.apply(this, arguments);
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}
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/* Get Custom Media from Object
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/* ========================================================================== */
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function _getCustomMediaFromCSSFile() {
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_getCustomMediaFromCSSFile = _asyncToGenerator(function* (from) {
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const css = yield readFile(from);
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const root = postcss.parse(css, {
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from
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});
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return getCustomMediaFromRoot(root, {
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preserve: true
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});
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});
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return _getCustomMediaFromCSSFile.apply(this, arguments);
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}
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function getCustomMediaFromObject(object) {
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const customMedia = Object.assign({}, Object(object).customMedia, Object(object)['custom-media']);
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for (const key in customMedia) {
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customMedia[key] = mediaASTFromString(customMedia[key]);
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}
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return customMedia;
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}
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/* Get Custom Media from JSON file
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/* ========================================================================== */
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function getCustomMediaFromJSONFile(_x2) {
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return _getCustomMediaFromJSONFile.apply(this, arguments);
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}
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/* Get Custom Media from JS file
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/* ========================================================================== */
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function _getCustomMediaFromJSONFile() {
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_getCustomMediaFromJSONFile = _asyncToGenerator(function* (from) {
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const object = yield readJSON(from);
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return getCustomMediaFromObject(object);
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});
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return _getCustomMediaFromJSONFile.apply(this, arguments);
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}
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function getCustomMediaFromJSFile(_x3) {
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return _getCustomMediaFromJSFile.apply(this, arguments);
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}
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/* Get Custom Media from Sources
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/* ========================================================================== */
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function _getCustomMediaFromJSFile() {
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_getCustomMediaFromJSFile = _asyncToGenerator(function* (from) {
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const object = yield Promise.resolve(require(from));
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return getCustomMediaFromObject(object);
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});
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return _getCustomMediaFromJSFile.apply(this, arguments);
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}
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function getCustomMediaFromSources(sources) {
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return sources.map(source => {
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if (source instanceof Promise) {
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return source;
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} else if (source instanceof Function) {
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return source();
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} // read the source as an object
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const opts = source === Object(source) ? source : {
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from: String(source)
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}; // skip objects with custom media
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if (Object(opts).customMedia || Object(opts)['custom-media']) {
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return opts;
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} // source pathname
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const from = path.resolve(String(opts.from || '')); // type of file being read from
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const type = (opts.type || path.extname(from).slice(1)).toLowerCase();
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return {
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type,
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from
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};
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}).reduce(
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/*#__PURE__*/
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function () {
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var _ref = _asyncToGenerator(function* (customMedia, source) {
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const _ref2 = yield source,
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type = _ref2.type,
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from = _ref2.from;
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if (type === 'css' || type === 'pcss') {
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return Object.assign((yield customMedia), (yield getCustomMediaFromCSSFile(from)));
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}
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if (type === 'js') {
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return Object.assign((yield customMedia), (yield getCustomMediaFromJSFile(from)));
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}
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if (type === 'json') {
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return Object.assign((yield customMedia), (yield getCustomMediaFromJSONFile(from)));
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}
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return Object.assign((yield customMedia), getCustomMediaFromObject((yield source)));
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});
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return function (_x4, _x5) {
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return _ref.apply(this, arguments);
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};
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}(), {});
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}
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/* Helper utilities
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/* ========================================================================== */
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const readFile = from => new Promise((resolve, reject) => {
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fs.readFile(from, 'utf8', (error, result) => {
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if (error) {
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reject(error);
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} else {
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resolve(result);
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}
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});
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});
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const readJSON =
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/*#__PURE__*/
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function () {
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var _ref3 = _asyncToGenerator(function* (from) {
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return JSON.parse((yield readFile(from)));
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});
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return function readJSON(_x6) {
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return _ref3.apply(this, arguments);
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};
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}();
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// return transformed medias, replacing custom pseudo medias with custom medias
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function transformMediaList(mediaList, customMedias) {
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let index = mediaList.nodes.length - 1;
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while (index >= 0) {
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const transformedMedias = transformMedia(mediaList.nodes[index], customMedias);
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if (transformedMedias.length) {
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mediaList.nodes.splice(index, 1, ...transformedMedias);
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}
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--index;
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}
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return mediaList;
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} // return custom pseudo medias replaced with custom medias
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function transformMedia(media, customMedias) {
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const transpiledMedias = [];
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for (const index in media.nodes) {
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const _media$nodes$index = media.nodes[index],
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value = _media$nodes$index.value,
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nodes = _media$nodes$index.nodes;
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const key = value.replace(customPseudoRegExp, '$1');
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if (key in customMedias) {
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var _iteratorNormalCompletion = true;
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var _didIteratorError = false;
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var _iteratorError = undefined;
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try {
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for (var _iterator = customMedias[key].nodes[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
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const replacementMedia = _step.value;
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// use the first available modifier unless they cancel each other out
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const modifier = media.modifier !== replacementMedia.modifier ? media.modifier || replacementMedia.modifier : '';
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const mediaClone = media.clone({
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modifier,
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// conditionally use the raws from the first available modifier
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raws: !modifier || media.modifier ? _objectSpread({}, media.raws) : _objectSpread({}, replacementMedia.raws),
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type: media.type || replacementMedia.type
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}); // conditionally include more replacement raws when the type is present
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if (mediaClone.type === replacementMedia.type) {
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Object.assign(mediaClone.raws, {
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and: replacementMedia.raws.and,
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beforeAnd: replacementMedia.raws.beforeAnd,
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beforeExpression: replacementMedia.raws.beforeExpression
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});
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}
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mediaClone.nodes.splice(index, 1, ...replacementMedia.clone().nodes.map(node => {
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// use raws and spacing from the current usage
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if (media.nodes[index].raws.and) {
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node.raws = _objectSpread({}, media.nodes[index].raws);
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}
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node.spaces = _objectSpread({}, media.nodes[index].spaces);
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return node;
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})); // remove the currently transformed key to prevent recursion
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const nextCustomMedia = getCustomMediasWithoutKey(customMedias, key);
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const retranspiledMedias = transformMedia(mediaClone, nextCustomMedia);
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if (retranspiledMedias.length) {
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transpiledMedias.push(...retranspiledMedias);
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} else {
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transpiledMedias.push(mediaClone);
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}
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}
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} catch (err) {
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_didIteratorError = true;
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_iteratorError = err;
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} finally {
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try {
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if (!_iteratorNormalCompletion && _iterator.return != null) {
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_iterator.return();
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}
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} finally {
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if (_didIteratorError) {
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throw _iteratorError;
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}
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}
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}
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return transpiledMedias;
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} else if (nodes && nodes.length) {
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transformMediaList(media.nodes[index], customMedias);
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}
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}
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|
|
|
return transpiledMedias;
|
|
}
|
|
|
|
const customPseudoRegExp = /\((--[A-z][\w-]*)\)/;
|
|
|
|
const getCustomMediasWithoutKey = (customMedias, key) => {
|
|
const nextCustomMedias = Object.assign({}, customMedias);
|
|
delete nextCustomMedias[key];
|
|
return nextCustomMedias;
|
|
};
|
|
|
|
var transformAtrules = ((root, customMedia, opts) => {
|
|
root.walkAtRules(mediaAtRuleRegExp, atrule => {
|
|
if (customPseudoRegExp$1.test(atrule.params)) {
|
|
const mediaAST = mediaASTFromString(atrule.params);
|
|
const params = String(transformMediaList(mediaAST, customMedia));
|
|
|
|
if (opts.preserve) {
|
|
atrule.cloneBefore({
|
|
params
|
|
});
|
|
} else {
|
|
atrule.params = params;
|
|
}
|
|
}
|
|
});
|
|
});
|
|
const mediaAtRuleRegExp = /^media$/i;
|
|
const customPseudoRegExp$1 = /\(--[A-z][\w-]*\)/;
|
|
|
|
/* Write Custom Media from CSS File
|
|
/* ========================================================================== */
|
|
|
|
function writeCustomMediaToCssFile(_x, _x2) {
|
|
return _writeCustomMediaToCssFile.apply(this, arguments);
|
|
}
|
|
/* Write Custom Media from JSON file
|
|
/* ========================================================================== */
|
|
|
|
|
|
function _writeCustomMediaToCssFile() {
|
|
_writeCustomMediaToCssFile = _asyncToGenerator(function* (to, customMedia) {
|
|
const cssContent = Object.keys(customMedia).reduce((cssLines, name) => {
|
|
cssLines.push(`@custom-media ${name} ${customMedia[name]};`);
|
|
return cssLines;
|
|
}, []).join('\n');
|
|
const css = `${cssContent}\n`;
|
|
yield writeFile(to, css);
|
|
});
|
|
return _writeCustomMediaToCssFile.apply(this, arguments);
|
|
}
|
|
|
|
function writeCustomMediaToJsonFile(_x3, _x4) {
|
|
return _writeCustomMediaToJsonFile.apply(this, arguments);
|
|
}
|
|
/* Write Custom Media from Common JS file
|
|
/* ========================================================================== */
|
|
|
|
|
|
function _writeCustomMediaToJsonFile() {
|
|
_writeCustomMediaToJsonFile = _asyncToGenerator(function* (to, customMedia) {
|
|
const jsonContent = JSON.stringify({
|
|
'custom-media': customMedia
|
|
}, null, ' ');
|
|
const json = `${jsonContent}\n`;
|
|
yield writeFile(to, json);
|
|
});
|
|
return _writeCustomMediaToJsonFile.apply(this, arguments);
|
|
}
|
|
|
|
function writeCustomMediaToCjsFile(_x5, _x6) {
|
|
return _writeCustomMediaToCjsFile.apply(this, arguments);
|
|
}
|
|
/* Write Custom Media from Module JS file
|
|
/* ========================================================================== */
|
|
|
|
|
|
function _writeCustomMediaToCjsFile() {
|
|
_writeCustomMediaToCjsFile = _asyncToGenerator(function* (to, customMedia) {
|
|
const jsContents = Object.keys(customMedia).reduce((jsLines, name) => {
|
|
jsLines.push(`\t\t'${escapeForJS(name)}': '${escapeForJS(customMedia[name])}'`);
|
|
return jsLines;
|
|
}, []).join(',\n');
|
|
const js = `module.exports = {\n\tcustomMedia: {\n${jsContents}\n\t}\n};\n`;
|
|
yield writeFile(to, js);
|
|
});
|
|
return _writeCustomMediaToCjsFile.apply(this, arguments);
|
|
}
|
|
|
|
function writeCustomMediaToMjsFile(_x7, _x8) {
|
|
return _writeCustomMediaToMjsFile.apply(this, arguments);
|
|
}
|
|
/* Write Custom Media to Exports
|
|
/* ========================================================================== */
|
|
|
|
|
|
function _writeCustomMediaToMjsFile() {
|
|
_writeCustomMediaToMjsFile = _asyncToGenerator(function* (to, customMedia) {
|
|
const mjsContents = Object.keys(customMedia).reduce((mjsLines, name) => {
|
|
mjsLines.push(`\t'${escapeForJS(name)}': '${escapeForJS(customMedia[name])}'`);
|
|
return mjsLines;
|
|
}, []).join(',\n');
|
|
const mjs = `export const customMedia = {\n${mjsContents}\n};\n`;
|
|
yield writeFile(to, mjs);
|
|
});
|
|
return _writeCustomMediaToMjsFile.apply(this, arguments);
|
|
}
|
|
|
|
function writeCustomMediaToExports(customMedia, destinations) {
|
|
return Promise.all(destinations.map(
|
|
/*#__PURE__*/
|
|
function () {
|
|
var _ref = _asyncToGenerator(function* (destination) {
|
|
if (destination instanceof Function) {
|
|
yield destination(defaultCustomMediaToJSON(customMedia));
|
|
} else {
|
|
// read the destination as an object
|
|
const opts = destination === Object(destination) ? destination : {
|
|
to: String(destination)
|
|
}; // transformer for custom media into a JSON-compatible object
|
|
|
|
const toJSON = opts.toJSON || defaultCustomMediaToJSON;
|
|
|
|
if ('customMedia' in opts) {
|
|
// write directly to an object as customMedia
|
|
opts.customMedia = toJSON(customMedia);
|
|
} else if ('custom-media' in opts) {
|
|
// write directly to an object as custom-media
|
|
opts['custom-media'] = toJSON(customMedia);
|
|
} else {
|
|
// destination pathname
|
|
const to = String(opts.to || ''); // type of file being written to
|
|
|
|
const type = (opts.type || path.extname(to).slice(1)).toLowerCase(); // transformed custom media
|
|
|
|
const customMediaJSON = toJSON(customMedia);
|
|
|
|
if (type === 'css') {
|
|
yield writeCustomMediaToCssFile(to, customMediaJSON);
|
|
}
|
|
|
|
if (type === 'js') {
|
|
yield writeCustomMediaToCjsFile(to, customMediaJSON);
|
|
}
|
|
|
|
if (type === 'json') {
|
|
yield writeCustomMediaToJsonFile(to, customMediaJSON);
|
|
}
|
|
|
|
if (type === 'mjs') {
|
|
yield writeCustomMediaToMjsFile(to, customMediaJSON);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
return function (_x9) {
|
|
return _ref.apply(this, arguments);
|
|
};
|
|
}()));
|
|
}
|
|
/* Helper utilities
|
|
/* ========================================================================== */
|
|
|
|
const defaultCustomMediaToJSON = customMedia => {
|
|
return Object.keys(customMedia).reduce((customMediaJSON, key) => {
|
|
customMediaJSON[key] = String(customMedia[key]);
|
|
return customMediaJSON;
|
|
}, {});
|
|
};
|
|
|
|
const writeFile = (to, text) => new Promise((resolve, reject) => {
|
|
fs.writeFile(to, text, error => {
|
|
if (error) {
|
|
reject(error);
|
|
} else {
|
|
resolve();
|
|
}
|
|
});
|
|
});
|
|
|
|
const escapeForJS = string => string.replace(/\\([\s\S])|(')/g, '\\$1$2').replace(/\n/g, '\\n').replace(/\r/g, '\\r');
|
|
|
|
var index = postcss.plugin('postcss-custom-media', opts => {
|
|
// whether to preserve custom media and at-rules using them
|
|
const preserve = 'preserve' in Object(opts) ? Boolean(opts.preserve) : false; // sources to import custom media from
|
|
|
|
const importFrom = [].concat(Object(opts).importFrom || []); // destinations to export custom media to
|
|
|
|
const exportTo = [].concat(Object(opts).exportTo || []); // promise any custom media are imported
|
|
|
|
const customMediaPromise = getCustomMediaFromSources(importFrom);
|
|
return (
|
|
/*#__PURE__*/
|
|
function () {
|
|
var _ref = _asyncToGenerator(function* (root) {
|
|
const customMedia = Object.assign((yield customMediaPromise), getCustomMediaFromRoot(root, {
|
|
preserve
|
|
}));
|
|
yield writeCustomMediaToExports(customMedia, exportTo);
|
|
transformAtrules(root, customMedia, {
|
|
preserve
|
|
});
|
|
});
|
|
|
|
return function (_x) {
|
|
return _ref.apply(this, arguments);
|
|
};
|
|
}()
|
|
);
|
|
});
|
|
|
|
module.exports = index;
|
|
//# sourceMappingURL=index.cjs.js.map
|