shift73k/assets_old/node_modules/postcss-merge-longhand/dist/lib/decl/boxBase.js

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'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _stylehacks = require('stylehacks');
var _canMerge = require('../canMerge');
var _canMerge2 = _interopRequireDefault(_canMerge);
var _getDecls = require('../getDecls');
var _getDecls2 = _interopRequireDefault(_getDecls);
var _minifyTrbl = require('../minifyTrbl');
var _minifyTrbl2 = _interopRequireDefault(_minifyTrbl);
var _parseTrbl = require('../parseTrbl');
var _parseTrbl2 = _interopRequireDefault(_parseTrbl);
var _insertCloned = require('../insertCloned');
var _insertCloned2 = _interopRequireDefault(_insertCloned);
var _mergeRules = require('../mergeRules');
var _mergeRules2 = _interopRequireDefault(_mergeRules);
var _mergeValues = require('../mergeValues');
var _mergeValues2 = _interopRequireDefault(_mergeValues);
var _remove = require('../remove');
var _remove2 = _interopRequireDefault(_remove);
var _trbl = require('../trbl');
var _trbl2 = _interopRequireDefault(_trbl);
var _isCustomProp = require('../isCustomProp');
var _isCustomProp2 = _interopRequireDefault(_isCustomProp);
var _canExplode = require('../canExplode');
var _canExplode2 = _interopRequireDefault(_canExplode);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
exports.default = prop => {
const properties = _trbl2.default.map(direction => `${prop}-${direction}`);
const cleanup = rule => {
let decls = (0, _getDecls2.default)(rule, [prop].concat(properties));
while (decls.length) {
const lastNode = decls[decls.length - 1];
// remove properties of lower precedence
const lesser = decls.filter(node => !(0, _stylehacks.detect)(lastNode) && !(0, _stylehacks.detect)(node) && node !== lastNode && node.important === lastNode.important && lastNode.prop === prop && node.prop !== lastNode.prop);
lesser.forEach(_remove2.default);
decls = decls.filter(node => !~lesser.indexOf(node));
// get duplicate properties
let duplicates = decls.filter(node => !(0, _stylehacks.detect)(lastNode) && !(0, _stylehacks.detect)(node) && node !== lastNode && node.important === lastNode.important && node.prop === lastNode.prop && !(!(0, _isCustomProp2.default)(node) && (0, _isCustomProp2.default)(lastNode)));
duplicates.forEach(_remove2.default);
decls = decls.filter(node => node !== lastNode && !~duplicates.indexOf(node));
}
};
const processor = {
explode: rule => {
rule.walkDecls(new RegExp("^" + prop + "$", "i"), decl => {
if (!(0, _canExplode2.default)(decl)) {
return;
}
if ((0, _stylehacks.detect)(decl)) {
return;
}
const values = (0, _parseTrbl2.default)(decl.value);
_trbl2.default.forEach((direction, index) => {
(0, _insertCloned2.default)(decl.parent, decl, {
prop: properties[index],
value: values[index]
});
});
decl.remove();
});
},
merge: rule => {
(0, _mergeRules2.default)(rule, properties, (rules, lastNode) => {
if ((0, _canMerge2.default)(rules) && !rules.some(_stylehacks.detect)) {
(0, _insertCloned2.default)(lastNode.parent, lastNode, {
prop,
value: (0, _minifyTrbl2.default)((0, _mergeValues2.default)(...rules))
});
rules.forEach(_remove2.default);
return true;
}
});
cleanup(rule);
}
};
return processor;
};
module.exports = exports['default'];