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21 lines
550 B
JavaScript
21 lines
550 B
JavaScript
/**
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* Checks if `value` is a host object in IE < 9.
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*
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* @private
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* @param {*} value The value to check.
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* @returns {boolean} Returns `true` if `value` is a host object, else `false`.
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*/
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function isHostObject(value) {
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// Many host objects are `Object` objects that can coerce to strings
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// despite having improperly defined `toString` methods.
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var result = false;
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if (value != null && typeof value.toString != 'function') {
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try {
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result = !!(value + '');
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} catch (e) {}
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}
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return result;
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}
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export default isHostObject;
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