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/**
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 * Removes `key` and its value from the hash.
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 *
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 * @private
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 * @name delete
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 * @memberOf Hash
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 * @param {Object} hash The hash to modify.
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 * @param {string} key The key of the value to remove.
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 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
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 */
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function hashDelete(key) {
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  var result = this.has(key) && delete this.__data__[key];
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  this.size -= result ? 1 : 0;
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  return result;
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}
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module.exports = hashDelete;
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