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- "use strict";
-
- function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
-
- function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _defaults(subClass, superClass); }
-
- var vendor = require('postcss').vendor;
-
- var Prefixer = require('./prefixer');
-
- var OldValue = require('./old-value');
-
- var utils = require('./utils');
-
- var Value =
- /*#__PURE__*/
- function (_Prefixer) {
- _inheritsLoose(Value, _Prefixer);
-
- function Value() {
- return _Prefixer.apply(this, arguments) || this;
- }
-
- /**
- * Clone decl for each prefixed values
- */
- Value.save = function save(prefixes, decl) {
- var _this = this;
-
- var prop = decl.prop;
- var result = [];
-
- var _loop = function _loop(prefix) {
- var value = decl._autoprefixerValues[prefix];
-
- if (value === decl.value) {
- return "continue";
- }
-
- var item = void 0;
- var propPrefix = vendor.prefix(prop);
-
- if (propPrefix === '-pie-') {
- return "continue";
- }
-
- if (propPrefix === prefix) {
- item = decl.value = value;
- result.push(item);
- return "continue";
- }
-
- var prefixed = prefixes.prefixed(prop, prefix);
- var rule = decl.parent;
-
- if (!rule.every(function (i) {
- return i.prop !== prefixed;
- })) {
- result.push(item);
- return "continue";
- }
-
- var trimmed = value.replace(/\s+/, ' ');
- var already = rule.some(function (i) {
- return i.prop === decl.prop && i.value.replace(/\s+/, ' ') === trimmed;
- });
-
- if (already) {
- result.push(item);
- return "continue";
- }
-
- var cloned = _this.clone(decl, {
- value: value
- });
-
- item = decl.parent.insertBefore(decl, cloned);
- result.push(item);
- };
-
- for (var prefix in decl._autoprefixerValues) {
- var _ret = _loop(prefix);
-
- if (_ret === "continue") continue;
- }
-
- return result;
- }
- /**
- * Is declaration need to be prefixed
- */
- ;
-
- var _proto = Value.prototype;
-
- _proto.check = function check(decl) {
- var value = decl.value;
-
- if (!value.includes(this.name)) {
- return false;
- }
-
- return !!value.match(this.regexp());
- }
- /**
- * Lazy regexp loading
- */
- ;
-
- _proto.regexp = function regexp() {
- return this.regexpCache || (this.regexpCache = utils.regexp(this.name));
- }
- /**
- * Add prefix to values in string
- */
- ;
-
- _proto.replace = function replace(string, prefix) {
- return string.replace(this.regexp(), "$1" + prefix + "$2");
- }
- /**
- * Get value with comments if it was not changed
- */
- ;
-
- _proto.value = function value(decl) {
- if (decl.raws.value && decl.raws.value.value === decl.value) {
- return decl.raws.value.raw;
- } else {
- return decl.value;
- }
- }
- /**
- * Save values with next prefixed token
- */
- ;
-
- _proto.add = function add(decl, prefix) {
- if (!decl._autoprefixerValues) {
- decl._autoprefixerValues = {};
- }
-
- var value = decl._autoprefixerValues[prefix] || this.value(decl);
- var before;
-
- do {
- before = value;
- value = this.replace(value, prefix);
- if (value === false) return;
- } while (value !== before);
-
- decl._autoprefixerValues[prefix] = value;
- }
- /**
- * Return function to fast find prefixed value
- */
- ;
-
- _proto.old = function old(prefix) {
- return new OldValue(this.name, prefix + this.name);
- };
-
- return Value;
- }(Prefixer);
-
- module.exports = Value;
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