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// Generated by CoffeeScript 1.9.3
var Rule, StyleSheet;
Rule = require('./Rule');
module.exports = StyleSheet = (function() {
var self;
self = StyleSheet;
function StyleSheet() {
this._rulesBySelector = {};
}
StyleSheet.prototype.setRule = function(selector, styles) {
var key, val;
if (typeof selector === 'string') {
this._setRule(selector, styles);
} else if (typeof selector === 'object') {
for (key in selector) {
val = selector[key];
this._setRule(key, val);
}
}
return this;
};
StyleSheet.prototype._setRule = function(s, styles) {
var i, len, ref, selector;
ref = self.splitSelectors(s);
for (i = 0, len = ref.length; i < len; i++) {
selector = ref[i];
this._setSingleRule(selector, styles);
}
return this;
};
StyleSheet.prototype._setSingleRule = function(s, styles) {
var rule, selector;
selector = self.normalizeSelector(s);
if (!(rule = this._rulesBySelector[selector])) {
rule = new Rule(selector);
this._rulesBySelector[selector] = rule;
}
rule.setStyles(styles);
return this;
};
StyleSheet.prototype.getRulesFor = function(el) {
var ref, rule, rules, selector;
rules = [];
ref = this._rulesBySelector;
for (selector in ref) {
rule = ref[selector];
if (rule.selector.matches(el)) {
rules.push(rule);
}
}
return rules;
};
StyleSheet.normalizeSelector = function(selector) {
return selector.replace(/[\s]+/g, ' ').replace(/[\s]*([>\,\+]{1})[\s]*/g, '$1').trim();
};
StyleSheet.splitSelectors = function(s) {
return s.trim().split(',');
};
return StyleSheet;
})();
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