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411 lines
11 KiB
411 lines
11 KiB
"use strict";
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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); }
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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); }
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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; }
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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var parser = require('postcss-value-parser');
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var vendor = require('postcss').vendor;
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var list = require('postcss').list;
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var Browsers = require('./browsers');
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var Transition = /*#__PURE__*/function () {
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function Transition(prefixes) {
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_defineProperty(this, "props", ['transition', 'transition-property']);
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this.prefixes = prefixes;
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}
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/**
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* Process transition and add prefixes for all necessary properties
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*/
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var _proto = Transition.prototype;
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_proto.add = function add(decl, result) {
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var _this = this;
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var prefix, prop;
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var add = this.prefixes.add[decl.prop];
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var vendorPrefixes = this.ruleVendorPrefixes(decl);
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var declPrefixes = vendorPrefixes || add && add.prefixes || [];
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var params = this.parse(decl.value);
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var names = params.map(function (i) {
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return _this.findProp(i);
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});
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var added = [];
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if (names.some(function (i) {
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return i[0] === '-';
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})) {
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return;
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}
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for (var _iterator = _createForOfIteratorHelperLoose(params), _step; !(_step = _iterator()).done;) {
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var param = _step.value;
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prop = this.findProp(param);
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if (prop[0] === '-') continue;
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var prefixer = this.prefixes.add[prop];
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if (!prefixer || !prefixer.prefixes) continue;
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for (var _iterator3 = _createForOfIteratorHelperLoose(prefixer.prefixes), _step3; !(_step3 = _iterator3()).done;) {
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prefix = _step3.value;
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if (vendorPrefixes && !vendorPrefixes.some(function (p) {
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return prefix.includes(p);
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})) {
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continue;
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}
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var prefixed = this.prefixes.prefixed(prop, prefix);
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if (prefixed !== '-ms-transform' && !names.includes(prefixed)) {
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if (!this.disabled(prop, prefix)) {
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added.push(this.clone(prop, prefixed, param));
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}
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}
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}
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}
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params = params.concat(added);
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var value = this.stringify(params);
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var webkitClean = this.stringify(this.cleanFromUnprefixed(params, '-webkit-'));
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if (declPrefixes.includes('-webkit-')) {
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this.cloneBefore(decl, "-webkit-" + decl.prop, webkitClean);
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}
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this.cloneBefore(decl, decl.prop, webkitClean);
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if (declPrefixes.includes('-o-')) {
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var operaClean = this.stringify(this.cleanFromUnprefixed(params, '-o-'));
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this.cloneBefore(decl, "-o-" + decl.prop, operaClean);
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}
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for (var _iterator2 = _createForOfIteratorHelperLoose(declPrefixes), _step2; !(_step2 = _iterator2()).done;) {
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prefix = _step2.value;
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if (prefix !== '-webkit-' && prefix !== '-o-') {
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var prefixValue = this.stringify(this.cleanOtherPrefixes(params, prefix));
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this.cloneBefore(decl, prefix + decl.prop, prefixValue);
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}
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}
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if (value !== decl.value && !this.already(decl, decl.prop, value)) {
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this.checkForWarning(result, decl);
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decl.cloneBefore();
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decl.value = value;
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}
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}
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/**
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* Find property name
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*/
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;
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_proto.findProp = function findProp(param) {
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var prop = param[0].value;
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if (/^\d/.test(prop)) {
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for (var _iterator4 = _createForOfIteratorHelperLoose(param.entries()), _step4; !(_step4 = _iterator4()).done;) {
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var _step4$value = _step4.value,
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i = _step4$value[0],
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token = _step4$value[1];
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if (i !== 0 && token.type === 'word') {
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return token.value;
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}
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}
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}
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return prop;
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}
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/**
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* Does we already have this declaration
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*/
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;
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_proto.already = function already(decl, prop, value) {
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return decl.parent.some(function (i) {
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return i.prop === prop && i.value === value;
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});
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}
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/**
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* Add declaration if it is not exist
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*/
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;
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_proto.cloneBefore = function cloneBefore(decl, prop, value) {
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if (!this.already(decl, prop, value)) {
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decl.cloneBefore({
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prop: prop,
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value: value
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});
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}
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}
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/**
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* Show transition-property warning
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*/
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;
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_proto.checkForWarning = function checkForWarning(result, decl) {
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if (decl.prop !== 'transition-property') {
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return;
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}
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decl.parent.each(function (i) {
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if (i.type !== 'decl') {
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return undefined;
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}
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if (i.prop.indexOf('transition-') !== 0) {
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return undefined;
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}
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if (i.prop === 'transition-property') {
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return undefined;
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}
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if (list.comma(i.value).length > 1) {
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decl.warn(result, 'Replace transition-property to transition, ' + 'because Autoprefixer could not support ' + 'any cases of transition-property ' + 'and other transition-*');
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}
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return false;
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});
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}
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/**
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* Process transition and remove all unnecessary properties
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*/
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;
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_proto.remove = function remove(decl) {
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var _this2 = this;
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var params = this.parse(decl.value);
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params = params.filter(function (i) {
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var prop = _this2.prefixes.remove[_this2.findProp(i)];
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return !prop || !prop.remove;
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});
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var value = this.stringify(params);
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if (decl.value === value) {
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return;
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}
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if (params.length === 0) {
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decl.remove();
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return;
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}
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var _double = decl.parent.some(function (i) {
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return i.prop === decl.prop && i.value === value;
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});
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var smaller = decl.parent.some(function (i) {
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return i !== decl && i.prop === decl.prop && i.value.length > value.length;
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});
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if (_double || smaller) {
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decl.remove();
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return;
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}
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decl.value = value;
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}
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/**
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* Parse properties list to array
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*/
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;
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_proto.parse = function parse(value) {
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var ast = parser(value);
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var result = [];
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var param = [];
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for (var _iterator5 = _createForOfIteratorHelperLoose(ast.nodes), _step5; !(_step5 = _iterator5()).done;) {
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var node = _step5.value;
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param.push(node);
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if (node.type === 'div' && node.value === ',') {
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result.push(param);
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param = [];
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}
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}
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result.push(param);
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return result.filter(function (i) {
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return i.length > 0;
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});
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}
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/**
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* Return properties string from array
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*/
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;
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_proto.stringify = function stringify(params) {
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if (params.length === 0) {
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return '';
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}
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var nodes = [];
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for (var _iterator6 = _createForOfIteratorHelperLoose(params), _step6; !(_step6 = _iterator6()).done;) {
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var param = _step6.value;
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if (param[param.length - 1].type !== 'div') {
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param.push(this.div(params));
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}
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nodes = nodes.concat(param);
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}
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if (nodes[0].type === 'div') {
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nodes = nodes.slice(1);
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}
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if (nodes[nodes.length - 1].type === 'div') {
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nodes = nodes.slice(0, +-2 + 1 || undefined);
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}
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return parser.stringify({
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nodes: nodes
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});
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}
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/**
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* Return new param array with different name
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*/
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;
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_proto.clone = function clone(origin, name, param) {
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var result = [];
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var changed = false;
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for (var _iterator7 = _createForOfIteratorHelperLoose(param), _step7; !(_step7 = _iterator7()).done;) {
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var i = _step7.value;
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if (!changed && i.type === 'word' && i.value === origin) {
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result.push({
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type: 'word',
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value: name
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});
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changed = true;
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} else {
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result.push(i);
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}
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}
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return result;
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}
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/**
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* Find or create separator
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*/
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;
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_proto.div = function div(params) {
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for (var _iterator8 = _createForOfIteratorHelperLoose(params), _step8; !(_step8 = _iterator8()).done;) {
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var param = _step8.value;
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for (var _iterator9 = _createForOfIteratorHelperLoose(param), _step9; !(_step9 = _iterator9()).done;) {
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var node = _step9.value;
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if (node.type === 'div' && node.value === ',') {
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return node;
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}
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}
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}
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return {
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type: 'div',
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value: ',',
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after: ' '
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};
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};
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_proto.cleanOtherPrefixes = function cleanOtherPrefixes(params, prefix) {
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var _this3 = this;
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return params.filter(function (param) {
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var current = vendor.prefix(_this3.findProp(param));
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return current === '' || current === prefix;
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});
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}
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/**
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* Remove all non-webkit prefixes and unprefixed params if we have prefixed
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*/
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;
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_proto.cleanFromUnprefixed = function cleanFromUnprefixed(params, prefix) {
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var _this4 = this;
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var remove = params.map(function (i) {
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return _this4.findProp(i);
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}).filter(function (i) {
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return i.slice(0, prefix.length) === prefix;
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}).map(function (i) {
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return _this4.prefixes.unprefixed(i);
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});
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var result = [];
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for (var _iterator10 = _createForOfIteratorHelperLoose(params), _step10; !(_step10 = _iterator10()).done;) {
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var param = _step10.value;
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var prop = this.findProp(param);
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var p = vendor.prefix(prop);
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if (!remove.includes(prop) && (p === prefix || p === '')) {
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result.push(param);
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}
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}
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return result;
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}
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/**
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* Check property for disabled by option
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*/
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;
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_proto.disabled = function disabled(prop, prefix) {
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var other = ['order', 'justify-content', 'align-self', 'align-content'];
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if (prop.includes('flex') || other.includes(prop)) {
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if (this.prefixes.options.flexbox === false) {
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return true;
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}
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if (this.prefixes.options.flexbox === 'no-2009') {
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return prefix.includes('2009');
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}
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}
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return undefined;
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}
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/**
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* Check if transition prop is inside vendor specific rule
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*/
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;
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_proto.ruleVendorPrefixes = function ruleVendorPrefixes(decl) {
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var parent = decl.parent;
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if (parent.type !== 'rule') {
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return false;
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} else if (!parent.selector.includes(':-')) {
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return false;
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}
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var selectors = Browsers.prefixes().filter(function (s) {
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return parent.selector.includes(':' + s);
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});
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return selectors.length > 0 ? selectors : false;
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};
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return Transition;
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}();
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module.exports = Transition; |