Condition-Based Waiting

Replace arbitrary timeouts with condition polling in asynchronous workflows.

3|1|Updated Jan 29, 2026
One-click install
npx skills add https://github.com/trae-community/trae-templates --skill condition-based-waiting-trae-community
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: Condition-Based Waiting
Source: https://github.com/trae-community/trae-templates/tree/main/templates/tools-devops/superpowers-trae-init/.trae/skills/condition-based-waiting
Command: npx skills add https://github.com/trae-community/trae-templates --skill condition-based-waiting-trae-community

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill addresses unreliable testing practices caused by arbitrary timeouts, replacing guesswork with condition polling for dependable asynchronous test execution.

Core Features & Use Cases

  • Condition Polling: Waits for specific conditions to be met in asynchronous operations.
  • Use Case: In testing workflows, wait for an event or state change instead of fixed delays, reducing flaky test failures.
  • Example: Automatically wait for a certain DOM element to appear or a process to reach a specific state before proceeding.

Quick Start

Use the condition-based waiting functions to asynchronously wait for an event or state change in your application or tests.

Frequently Asked Questions about Condition-Based Waiting

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

FAQPage Schema
How do I wait for an async condition in JavaScript instead of using arbitrary timeouts?

Condition polling replaces arbitrary timeouts in JavaScript by continuously checking for a specific state change or event. This approach ensures dependable async execution by verifying the actual condition is met before proceeding.

What is the best way to fix flaky automated tests caused by fixed delays?

The best way to fix flaky automated tests is replacing fixed delays with condition polling. This method waits for actual events or state changes, ensuring tests only proceed when conditions are truly met.

How does polling for state changes work in TypeScript testing workflows?

Polling for state changes in TypeScript testing uses setTimeout-based loops to safely check if specific conditions are met within a defined timeout bound. This ensures robust automation by verifying events before moving forward.

Can I use condition polling to wait for a DOM element to appear in async workflows?

Yes, you can use condition polling to wait for a DOM element to appear in async workflows. It supports waiting for various event-driven scenarios, including specific elements or process states, with precise timing control.

When should I replace arbitrary timeouts with condition polling in automation?

You should replace arbitrary timeouts with condition polling when automation requires waiting for events, state changes, or counts. This improves reliability and efficiency in event-driven scenarios where fixed delays cause flaky failures.