22 lines
478 B
JavaScript
22 lines
478 B
JavaScript
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var stringifyAll = require('../stringifier/one-time').all;
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function removeDuplicateMediaQueries(tokens) {
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var candidates = {};
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for (var i = 0, l = tokens.length; i < l; i++) {
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var token = tokens[i];
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if (token[0] != 'block')
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continue;
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var key = token[1][0] + '%' + stringifyAll(token[2]);
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var candidate = candidates[key];
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if (candidate)
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candidate[2] = [];
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candidates[key] = token;
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}
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}
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module.exports = removeDuplicateMediaQueries;
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