--- /dev/null
+'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 _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : _defaults(subClass, superClass); }
+
+var Prefixer = require('./prefixer');
+var Browsers = require('./browsers');
+var utils = require('./utils');
+
+var Declaration = function (_Prefixer) {
+ _inherits(Declaration, _Prefixer);
+
+ function Declaration() {
+ _classCallCheck(this, Declaration);
+
+ return _possibleConstructorReturn(this, _Prefixer.apply(this, arguments));
+ }
+
+ /**
+ * Always true, because we already get prefixer by property name
+ */
+ Declaration.prototype.check = function check() /* decl */{
+ return true;
+ };
+
+ /**
+ * Return prefixed version of property
+ */
+
+
+ Declaration.prototype.prefixed = function prefixed(prop, prefix) {
+ return prefix + prop;
+ };
+
+ /**
+ * Return unprefixed version of property
+ */
+
+
+ Declaration.prototype.normalize = function normalize(prop) {
+ return prop;
+ };
+
+ /**
+ * Check `value`, that it contain other prefixes, rather than `prefix`
+ */
+
+
+ Declaration.prototype.otherPrefixes = function otherPrefixes(value, prefix) {
+ for (var _iterator = Browsers.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 other = _ref;
+
+ if (other === prefix) {
+ continue;
+ }
+ if (value.indexOf(other) !== -1) {
+ return true;
+ }
+ }
+ return false;
+ };
+
+ /**
+ * Set prefix to declaration
+ */
+
+
+ Declaration.prototype.set = function set(decl, prefix) {
+ decl.prop = this.prefixed(decl.prop, prefix);
+ return decl;
+ };
+
+ /**
+ * Should we use visual cascade for prefixes
+ */
+
+
+ Declaration.prototype.needCascade = function needCascade(decl) {
+ if (!decl._autoprefixerCascade) {
+ decl._autoprefixerCascade = this.all.options.cascade !== false && decl.raw('before').indexOf('\n') !== -1;
+ }
+ return decl._autoprefixerCascade;
+ };
+
+ /**
+ * Return maximum length of possible prefixed property
+ */
+
+
+ Declaration.prototype.maxPrefixed = function maxPrefixed(prefixes, decl) {
+ if (decl._autoprefixerMax) {
+ return decl._autoprefixerMax;
+ }
+
+ var max = 0;
+ for (var _iterator2 = prefixes, _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 prefix = _ref2;
+
+ prefix = utils.removeNote(prefix);
+ if (prefix.length > max) {
+ max = prefix.length;
+ }
+ }
+ decl._autoprefixerMax = max;
+
+ return decl._autoprefixerMax;
+ };
+
+ /**
+ * Calculate indentation to create visual cascade
+ */
+
+
+ Declaration.prototype.calcBefore = function calcBefore(prefixes, decl) {
+ var prefix = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : '';
+
+ var max = this.maxPrefixed(prefixes, decl);
+ var diff = max - utils.removeNote(prefix).length;
+
+ var before = decl.raw('before');
+ if (diff > 0) {
+ before += Array(diff).fill(' ').join('');
+ }
+
+ return before;
+ };
+
+ /**
+ * Remove visual cascade
+ */
+
+
+ Declaration.prototype.restoreBefore = function restoreBefore(decl) {
+ var lines = decl.raw('before').split('\n');
+ var min = lines[lines.length - 1];
+
+ this.all.group(decl).up(function (prefixed) {
+ var array = prefixed.raw('before').split('\n');
+ var last = array[array.length - 1];
+ if (last.length < min.length) {
+ min = last;
+ }
+ });
+
+ lines[lines.length - 1] = min;
+ decl.raws.before = lines.join('\n');
+ };
+
+ /**
+ * Clone and insert new declaration
+ */
+
+
+ Declaration.prototype.insert = function insert(decl, prefix, prefixes) {
+ var cloned = this.set(this.clone(decl), prefix);
+ if (!cloned) return undefined;
+
+ var already = decl.parent.some(function (i) {
+ return i.prop === cloned.prop && i.value === cloned.value;
+ });
+ if (already) {
+ return undefined;
+ }
+
+ if (this.needCascade(decl)) {
+ cloned.raws.before = this.calcBefore(prefixes, decl, prefix);
+ }
+ return decl.parent.insertBefore(decl, cloned);
+ };
+
+ /**
+ * Did this declaration has this prefix above
+ */
+
+
+ Declaration.prototype.isAlready = function isAlready(decl, prefixed) {
+ var already = this.all.group(decl).up(function (i) {
+ return i.prop === prefixed;
+ });
+ if (!already) {
+ already = this.all.group(decl).down(function (i) {
+ return i.prop === prefixed;
+ });
+ }
+ return already;
+ };
+
+ /**
+ * Clone and add prefixes for declaration
+ */
+
+
+ Declaration.prototype.add = function add(decl, prefix, prefixes, result) {
+ var prefixed = this.prefixed(decl.prop, prefix);
+ if (this.isAlready(decl, prefixed) || this.otherPrefixes(decl.value, prefix)) {
+ return undefined;
+ }
+ return this.insert(decl, prefix, prefixes, result);
+ };
+
+ /**
+ * Add spaces for visual cascade
+ */
+
+
+ Declaration.prototype.process = function process(decl, result) {
+ if (!this.needCascade(decl)) {
+ _Prefixer.prototype.process.call(this, decl, result);
+ return;
+ }
+
+ var prefixes = _Prefixer.prototype.process.call(this, decl, result);
+
+ if (!prefixes || !prefixes.length) {
+ return;
+ }
+
+ this.restoreBefore(decl);
+ decl.raws.before = this.calcBefore(prefixes, decl);
+ };
+
+ /**
+ * Return list of prefixed properties to clean old prefixes
+ */
+
+
+ Declaration.prototype.old = function old(prop, prefix) {
+ return [this.prefixed(prop, prefix)];
+ };
+
+ return Declaration;
+}(Prefixer);
+
+module.exports = Declaration;
\ No newline at end of file
projects / dotfiles / .git / blobdiff