Sha256: 614d465bcfb798be3acbd13df26cdfcb394c2ffdd68444efdb62c97ecd111f76
Contents?: true
Size: 1.73 KB
Versions: 26
Compression:
Stored size: 1.73 KB
Contents
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = mergeRules;
var _hasAllProps = require('./hasAllProps');
var _hasAllProps2 = _interopRequireDefault(_hasAllProps);
var _getDecls = require('./getDecls');
var _getDecls2 = _interopRequireDefault(_getDecls);
var _getRules = require('./getRules');
var _getRules2 = _interopRequireDefault(_getRules);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function isConflictingProp(propA, propB) {
if (!propB.prop || propB.important !== propA.important) {
return;
}
const parts = propA.prop.split('-');
return parts.some(() => {
parts.pop();
return parts.join('-') === propB.prop;
});
}
function hasConflicts(match, nodes) {
const firstNode = Math.min.apply(null, match.map(n => nodes.indexOf(n)));
const lastNode = Math.max.apply(null, match.map(n => nodes.indexOf(n)));
const between = nodes.slice(firstNode + 1, lastNode);
return match.some(a => between.some(b => isConflictingProp(a, b)));
}
function mergeRules(rule, properties, callback) {
let decls = (0, _getDecls2.default)(rule, properties);
while (decls.length) {
const last = decls[decls.length - 1];
const props = decls.filter(node => node.important === last.important);
const rules = (0, _getRules2.default)(props, properties);
if ((0, _hasAllProps2.default)(rules, ...properties) && !hasConflicts(rules, rule.nodes)) {
if (callback(rules, last, props)) {
decls = decls.filter(node => !~rules.indexOf(node));
}
}
decls = decls.filter(node => node !== last);
}
}
module.exports = exports['default'];
Version data entries
26 entries across 25 versions & 8 rubygems