Archive commit

src/ts/server/pool.ts

@@ -0,0 +1,30 @@
+export interface Pool<T> {
+	create(): T;
+	dispose(value: T): boolean;
+}
+
+export function createPool<T>(count: number, createNew: () => T, reset: (value: T) => void): Pool<T> {
+	const pool: T[] = [];
+
+	const create = () => {
+		const existing = pool.pop();
+
+		if (existing) {
+			reset(existing);
+			return existing;
+		} else {
+			return createNew();
+		}
+	};
+
+	const dispose = (value: T) => {
+		if (pool.length < count) {
+			pool.push(value);
+			return true;
+		} else {
+			return false;
+		}
+	};
+
+	return { create, dispose };
+}