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| author | littleblack111 <littleblack11111@gmail.com> | 2023-11-01 20:49:36 +0800 |
|---|---|---|
| committer | littleblack111 <littleblack11111@gmail.com> | 2023-11-01 20:49:36 +0800 |
| commit | e99f950f5018cfe737c0d1150e50d97c6e6a4823 (patch) | |
| tree | 16f329a1b22128ed67f3fcae15a9b0a030f2ccbf /node_modules/webpack/lib/util/ArrayQueue.js | |
| parent | c5d8a744dd584749e0b920119b42e731e37e5f62 (diff) | |
update
Diffstat (limited to 'node_modules/webpack/lib/util/ArrayQueue.js')
| -rw-r--r-- | node_modules/webpack/lib/util/ArrayQueue.js | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/node_modules/webpack/lib/util/ArrayQueue.js b/node_modules/webpack/lib/util/ArrayQueue.js deleted file mode 100644 index 321baf3d..00000000 --- a/node_modules/webpack/lib/util/ArrayQueue.js +++ /dev/null @@ -1,111 +0,0 @@ -/* - MIT License http://www.opensource.org/licenses/mit-license.php - Author Tobias Koppers @sokra -*/ - -"use strict"; - -/** - * @template T - */ -class ArrayQueue { - /** - * @param {Iterable<T>=} items The initial elements. - */ - constructor(items) { - /** @private @type {T[]} */ - this._list = items ? Array.from(items) : []; - /** @private @type {T[]} */ - this._listReversed = []; - } - - /** - * Returns the number of elements in this queue. - * @returns {number} The number of elements in this queue. - */ - get length() { - return this._list.length + this._listReversed.length; - } - - /** - * Empties the queue. - */ - clear() { - this._list.length = 0; - this._listReversed.length = 0; - } - - /** - * Appends the specified element to this queue. - * @param {T} item The element to add. - * @returns {void} - */ - enqueue(item) { - this._list.push(item); - } - - /** - * Retrieves and removes the head of this queue. - * @returns {T | undefined} The head of the queue of `undefined` if this queue is empty. - */ - dequeue() { - if (this._listReversed.length === 0) { - if (this._list.length === 0) return undefined; - if (this._list.length === 1) return this._list.pop(); - if (this._list.length < 16) return this._list.shift(); - const temp = this._listReversed; - this._listReversed = this._list; - this._listReversed.reverse(); - this._list = temp; - } - return this._listReversed.pop(); - } - - /** - * Finds and removes an item - * @param {T} item the item - * @returns {void} - */ - delete(item) { - const i = this._list.indexOf(item); - if (i >= 0) { - this._list.splice(i, 1); - } else { - const i = this._listReversed.indexOf(item); - if (i >= 0) this._listReversed.splice(i, 1); - } - } - - [Symbol.iterator]() { - let i = -1; - let reversed = false; - return { - next: () => { - if (!reversed) { - i++; - if (i < this._list.length) { - return { - done: false, - value: this._list[i] - }; - } - reversed = true; - i = this._listReversed.length; - } - i--; - if (i < 0) { - return { - done: true, - value: undefined - }; - } - return { - done: false, - value: this._listReversed[i] - }; - } - }; - } -} - -module.exports = ArrayQueue; |
