21 lines
397 B
JavaScript
21 lines
397 B
JavaScript
function ruleSorter(s1, s2) {
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return s1[1] > s2[1] ? 1 : -1;
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}
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function tidyRuleDuplicates(rules) {
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var list = [];
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var repeated = [];
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for (var i = 0, l = rules.length; i < l; i++) {
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var rule = rules[i];
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if (repeated.indexOf(rule[1]) == -1) {
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repeated.push(rule[1]);
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list.push(rule);
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}
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}
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return list.sort(ruleSorter);
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}
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module.exports = tidyRuleDuplicates;
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