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27 lines
533 B
27 lines
533 B
'use strict';
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const hasInterpolation = require('../utils/hasInterpolation');
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/**
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* Check whether a media feature is standard
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*
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* @param {string} mediaFeature
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* @returns {boolean}
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*/
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module.exports = function (mediaFeature) {
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// Remove outside parens
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mediaFeature = mediaFeature.slice(1, -1);
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// Parentheticals used for non-standard operations e.g. ($var - 10)
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if (mediaFeature.includes('(')) {
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return false;
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}
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// SCSS or Less interpolation
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if (hasInterpolation(mediaFeature)) {
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return false;
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}
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return true;
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};
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