31 lines
895 B
JavaScript
31 lines
895 B
JavaScript
var baseMatches = require('./_baseMatches'),
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baseMatchesProperty = require('./_baseMatchesProperty'),
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identity = require('./identity'),
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isArray = require('./isArray'),
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property = require('./property');
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/**
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* The base implementation of `_.iteratee`.
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*
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* @private
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* @param {*} [value=_.identity] The value to convert to an iteratee.
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* @returns {Function} Returns the iteratee.
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*/
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function baseIteratee(value) {
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// Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9.
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// See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details.
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if (typeof value == 'function') {
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return value;
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}
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if (value == null) {
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return identity;
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}
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if (typeof value == 'object') {
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return isArray(value)
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? baseMatchesProperty(value[0], value[1])
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: baseMatches(value);
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}
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return property(value);
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}
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module.exports = baseIteratee;
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