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32 lines
756 B
32 lines
756 B
4 years ago
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var realNames = require('./_realNames');
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/** Used for built-in method references. */
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var objectProto = Object.prototype;
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/** Used to check objects for own properties. */
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var hasOwnProperty = objectProto.hasOwnProperty;
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/**
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* Gets the name of `func`.
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*
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* @private
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* @param {Function} func The function to query.
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* @returns {string} Returns the function name.
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*/
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function getFuncName(func) {
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var result = (func.name + ''),
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array = realNames[result],
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length = hasOwnProperty.call(realNames, result) ? array.length : 0;
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while (length--) {
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var data = array[length],
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otherFunc = data.func;
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if (otherFunc == null || otherFunc == func) {
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return data.name;
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}
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}
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return result;
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}
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module.exports = getFuncName;
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