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19 lines
466 B
19 lines
466 B
"use strict";
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/**
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* Compares a `value` to `NaN`
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*
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* @private
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* @param {*} value A value to examine
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* @returns {boolean} Returns `true` when `value` is `NaN`
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*/
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function isNaN(value) {
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// Unlike global `isNaN`, this function avoids type coercion
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// `typeof` check avoids IE host object issues, hat tip to
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// lodash
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// eslint-disable-next-line no-self-compare
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return typeof value === "number" && value !== value;
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}
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module.exports = isNaN;
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