command-pattern

Implement the Command pattern with a central executor for JavaScript applications.

235|25|Updated Mar 24, 2026

Search Tags:#typescript #javascript #decoupling #command-pattern #undo-redo #design-pattern

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npx skills add https://github.com/PatternsDev/skills --skill command-pattern

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Please help me install this Agent Skill.
Skill: command-pattern
Source: https://github.com/PatternsDev/skills/tree/main/javascript/command-pattern
Command: npx skills add https://github.com/PatternsDev/skills --skill command-pattern

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Decouple the object that invokes an operation from the object that performs it, enabling flexible command execution, undo/redo support, and easier maintenance.

Core Features & Use Cases

Decouples invocation from execution to simplify code changes and testing.
Supports queued or time-bound commands, unlocks undo/redo workflows, and enables pluggable behavior via command objects.
Common use cases include orchestrating domain operations, UI workflows, or any scenario needing pluggable command execution.

Quick Start

Create a Command class with an execute method and use an OrderManager.execute to run specific command objects.

Frequently Asked Questions about command-pattern

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I implement undo and redo workflows in JavaScript applications?▼

Implement undo and redo workflows by wrapping actions in Command objects with execute methods and routing them through a central executor manager that tracks history for reversible operations.

What is the command pattern and when should I use it in TypeScript?▼

The command pattern decouples operations from their initiators by encapsulating actions in command objects. Use it in TypeScript when you need queuing, configurable lifespans, or pluggable execution interfaces.

How do I decouple UI actions from business logic execution in JavaScript?▼

Decouple UI actions from business logic by wrapping operations in concrete command classes and delegating execution to an OrderManager, allowing invokers to trigger commands without knowing execution details.

Can I queue or schedule time-bound operations using the command pattern?▼

Yes, the command pattern supports queued or time-bound commands by wrapping actions in command objects, enabling a central executor to manage delayed execution and orchestrate domain operations.

Does the command pattern require external dependencies to manage operations?▼

No, the command pattern requires no external dependencies. It relies on a pluggable execute interface, concrete command implementations, and a manager class built natively in JavaScript or TypeScript.