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Diffstat (limited to 'node_modules/autoprefixer/lib/resolution.js')
| -rw-r--r-- | node_modules/autoprefixer/lib/resolution.js | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/node_modules/autoprefixer/lib/resolution.js b/node_modules/autoprefixer/lib/resolution.js new file mode 100644 index 0000000..4092e4e --- /dev/null +++ b/node_modules/autoprefixer/lib/resolution.js @@ -0,0 +1,156 @@ +"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 n2f = require('num2fraction'); + +var Prefixer = require('./prefixer'); + +var utils = require('./utils'); + +var REGEXP = /(min|max)-resolution\s*:\s*\d*\.?\d+(dppx|dpi|x)/gi; +var SPLIT = /(min|max)-resolution(\s*:\s*)(\d*\.?\d+)(dppx|dpi|x)/i; + +var Resolution = +/*#__PURE__*/ +function (_Prefixer) { + _inheritsLoose(Resolution, _Prefixer); + + function Resolution() { + return _Prefixer.apply(this, arguments) || this; + } + + var _proto = Resolution.prototype; + + /** + * Return prefixed query name + */ + _proto.prefixName = function prefixName(prefix, name) { + if (prefix === '-moz-') { + return name + '--moz-device-pixel-ratio'; + } else { + return prefix + name + '-device-pixel-ratio'; + } + } + /** + * Return prefixed query + */ + ; + + _proto.prefixQuery = function prefixQuery(prefix, name, colon, value, units) { + if (units === 'dpi') { + value = Number(value / 96); + } + + if (prefix === '-o-') { + value = n2f(value); + } + + return this.prefixName(prefix, name) + colon + value; + } + /** + * Remove prefixed queries + */ + ; + + _proto.clean = function clean(rule) { + var _this = this; + + if (!this.bad) { + this.bad = []; + + for (var _iterator = this.prefixes, _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 prefix = _ref; + this.bad.push(this.prefixName(prefix, 'min')); + this.bad.push(this.prefixName(prefix, 'max')); + } + } + + rule.params = utils.editList(rule.params, function (queries) { + return queries.filter(function (query) { + return _this.bad.every(function (i) { + return !query.includes(i); + }); + }); + }); + } + /** + * Add prefixed queries + */ + ; + + _proto.process = function process(rule) { + var _this2 = this; + + var parent = this.parentPrefix(rule); + var prefixes = parent ? [parent] : this.prefixes; + rule.params = utils.editList(rule.params, function (origin, prefixed) { + for (var _iterator2 = origin, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) { + var _ref2; + + if (_isArray2) { + if (_i2 >= _iterator2.length) break; + _ref2 = _iterator2[_i2++]; + } else { + _i2 = _iterator2.next(); + if (_i2.done) break; + _ref2 = _i2.value; + } + + var query = _ref2; + + if (!query.includes('min-resolution') && !query.includes('max-resolution')) { + prefixed.push(query); + continue; + } + + var _loop = function _loop() { + if (_isArray3) { + if (_i3 >= _iterator3.length) return "break"; + _ref3 = _iterator3[_i3++]; + } else { + _i3 = _iterator3.next(); + if (_i3.done) return "break"; + _ref3 = _i3.value; + } + + var prefix = _ref3; + var processed = query.replace(REGEXP, function (str) { + var parts = str.match(SPLIT); + return _this2.prefixQuery(prefix, parts[1], parts[2], parts[3], parts[4]); + }); + prefixed.push(processed); + }; + + for (var _iterator3 = prefixes, _isArray3 = Array.isArray(_iterator3), _i3 = 0, _iterator3 = _isArray3 ? _iterator3 : _iterator3[Symbol.iterator]();;) { + var _ref3; + + var _ret = _loop(); + + if (_ret === "break") break; + } + + prefixed.push(query); + } + + return utils.uniq(prefixed); + }); + }; + + return Resolution; +}(Prefixer); + +module.exports = Resolution;
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