metautil - npm Package Compare versions

Comparing version 3.5.11 to 3.5.12

CHANGELOG.md

		@@ -5,2 +5,7 @@ # Changelog

		## [3.5.12][] - 2021-09-18

		- Pool implementation with round-robian and exclusive item capture/release
		- Move parsePath from impress

		## [3.5.11][] - 2021-09-09
		@@ -102,3 +107,4 @@

		[unreleased]: https://github.com/metarhia/metautil/compare/v3.5.11....HEAD
		[unreleased]: https://github.com/metarhia/metautil/compare/v3.5.12....HEAD
		[3.5.12]: https://github.com/metarhia/metautil/compare/v3.5.11...v3.5.12
		[3.5.11]: https://github.com/metarhia/metautil/compare/v3.5.10...v3.5.11
		@@ -105,0 +111,0 @@ [3.5.10]: https://github.com/metarhia/metautil/compare/v3.5.9...v3.5.10

lib/utilities.js

		@@ -58,2 +58,9 @@ 'use strict';

		const parsePath = (relPath) => {
		const name = path.basename(relPath, '.js');
		const names = relPath.split(path.sep);
		names[names.length - 1] = name;
		return names;
		};

		const between = (s, prefix, suffix) => {
		@@ -319,2 +326,48 @@ let i = s.indexOf(prefix);

		class Pool {
		constructor() {
		this.items = [];
		this.free = [];
		this.current = 0;
		this.size = 0;
		this.available = 0;
		}

		next() {
		if (this.available === 0) return null;
		let item = null;
		let free = false;
		do {
		item = this.items[this.current];
		free = this.free[this.current];
		this.current++;
		} while (!item && !free);
		if (this.current === this.size) this.current = 0;
		return item;
		}

		add(item) {
		this.size++;
		this.available++;
		this.items.push(item);
		this.free.push(true);
		}

		capture() {
		const item = this.next();
		if (!item) return null;
		const index = this.current - 1;
		this.free[index] = false;
		this.available--;
		return item;
		}

		release(item) {
		const index = this.items.indexOf(item);
		if (index < 0) throw new Error('Pool: release unexpected item');
		this.free[index] = true;
		this.available++;
		}
		}

		module.exports = {
		@@ -328,2 +381,3 @@ random,
		fileExt,
		parsePath,
		between,
		@@ -348,2 +402,3 @@ split,
		delay,
		Pool,
		};

metautil.d.ts

		@@ -30,2 +30,3 @@ import { EventEmitter } from 'events';
		export function fileExt(fileName: string): string;
		export function parsePath(relPath: string): Array<string>;
		export function between(s: string, prefix: string, suffix: string): string;
		@@ -89,1 +90,14 @@ export function isFirstUpper(s: string): boolean;
		}

		export class Pool {
		concurrency: number;
		items: Array<object>;
		free: Array<object>;
		current: number;
		size: number;
		available: number;
		next(): object \| null;
		add(item: object): void;
		capture(): object \| null;
		release(item: object): void;
		}

package.json

		{
		"name": "metautil",
		"version": "3.5.11",
		"version": "3.5.12",
		"author": "Timur Shemsedinov <timur.shemsedinov@gmail.com>",
		@@ -5,0 +5,0 @@ "license": "MIT",

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