You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
36 lines
775 B
JavaScript
36 lines
775 B
JavaScript
6 years ago
|
var assocIndexOf = require('./_assocIndexOf');
|
||
|
|
|
||
|
|
/** Used for built-in method references. */
|
||
|
|
var arrayProto = Array.prototype;
|
||
|
|
|
||
|
|
/** Built-in value references. */
|
||
|
|
var splice = arrayProto.splice;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Removes `key` and its value from the list cache.
|
||
|
|
*
|
||
|
|
* @private
|
||
|
|
* @name delete
|
||
|
|
* @memberOf ListCache
|
||
|
|
* @param {string} key The key of the value to remove.
|
||
|
|
* @returns {boolean} Returns `true` if the entry was removed, else `false`.
|
||
|
|
*/
|
||
|
|
function listCacheDelete(key) {
|
||
|
|
var data = this.__data__,
|
||
|
|
index = assocIndexOf(data, key);
|
||
|
|
|
||
|
|
if (index < 0) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
var lastIndex = data.length - 1;
|
||
|
|
if (index == lastIndex) {
|
||
|
|
data.pop();
|
||
|
|
} else {
|
||
|
|
splice.call(data, index, 1);
|
||
|
|
}
|
||
|
|
--this.size;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = listCacheDelete;
|