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14 lines
984 B
14 lines
984 B
2 years ago
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import assertString from './util/assertString';
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var hslComma = /^hsla?\(((\+|\-)?([0-9]+(\.[0-9]+)?(e(\+|\-)?[0-9]+)?|\.[0-9]+(e(\+|\-)?[0-9]+)?))(deg|grad|rad|turn)?(,(\+|\-)?([0-9]+(\.[0-9]+)?(e(\+|\-)?[0-9]+)?|\.[0-9]+(e(\+|\-)?[0-9]+)?)%){2}(,((\+|\-)?([0-9]+(\.[0-9]+)?(e(\+|\-)?[0-9]+)?|\.[0-9]+(e(\+|\-)?[0-9]+)?)%?))?\)$/i;
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var hslSpace = /^hsla?\(((\+|\-)?([0-9]+(\.[0-9]+)?(e(\+|\-)?[0-9]+)?|\.[0-9]+(e(\+|\-)?[0-9]+)?))(deg|grad|rad|turn)?(\s(\+|\-)?([0-9]+(\.[0-9]+)?(e(\+|\-)?[0-9]+)?|\.[0-9]+(e(\+|\-)?[0-9]+)?)%){2}\s?(\/\s((\+|\-)?([0-9]+(\.[0-9]+)?(e(\+|\-)?[0-9]+)?|\.[0-9]+(e(\+|\-)?[0-9]+)?)%?)\s?)?\)$/i;
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export default function isHSL(str) {
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assertString(str); // Strip duplicate spaces before calling the validation regex (See #1598 for more info)
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var strippedStr = str.replace(/\s+/g, ' ').replace(/\s?(hsla?\(|\)|,)\s?/ig, '$1');
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if (strippedStr.indexOf(',') !== -1) {
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return hslComma.test(strippedStr);
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}
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return hslSpace.test(strippedStr);
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}
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