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20 lines
443 B
JavaScript
20 lines
443 B
JavaScript
var assocHas = require('./assocHas');
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/**
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* Checks if a stack value for `key` exists.
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*
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* @private
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* @name has
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* @memberOf Stack
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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 stackHas(key) {
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var data = this.__data__,
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array = data.array;
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return array ? assocHas(array, key) : data.map.has(key);
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}
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module.exports = stackHas;
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