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23 lines
625 B
23 lines
625 B
var Map = require('./_Map'),
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assocHas = require('./_assocHas'),
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hashHas = require('./_hashHas'),
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isKeyable = require('./_isKeyable');
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/**
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* Checks if a map value for `key` exists.
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*
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* @private
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* @name has
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* @memberOf MapCache
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* @param {string} key The key of the entry to check.
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* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
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*/
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function mapHas(key) {
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var data = this.__data__;
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if (isKeyable(key)) {
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return hashHas(typeof key == 'string' ? data.string : data.hash, key);
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}
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return Map ? data.map.has(key) : assocHas(data.map, key);
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}
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module.exports = mapHas;
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