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Category: Development & EngineeringNo API key required

lint-and-fix

Run linters and fix violations, formatting errors, or style mismatches using Trunk. Use when code quality checks fail, before submitting PRs, or to repair "broken" linting states.

personAuthor: jakexiaohubgithub

Lint and Fix Loop: Trunk

Purpose

An autonomous loop for the agent to identify, fix, and verify linting and formatting violations using Trunk.

Loop Logic

  1. Format: Run pnpm format (which executes trunk fmt) to automatically fix trivial formatting issues.
  2. Identify: Run pnpm lint (which executes trunk check) to list any remaining violations.
  3. Analyze: Examine the output from Trunk, focusing on the file path, line number, and error message. Refer to ../common-references/troubleshooting.md for environment or runtime issues.
  4. Fix: Apply the minimum necessary change to the source code to resolve the reported linting violations.
  5. Verify: Re-run the loop (starting from Format) until all issues are resolved.
    • If pnpm lint passes: Finish.
    • If it fails: Analyze the new failure and repeat the loop.

Termination Criteria

  • No more errors reported by pnpm lint.
  • Reached max iteration limit (default: 5).

Examples

Scenario: Fixing violations in a modified file

  1. Agent runs pnpm format to ensure consistent style.
  2. Agent runs pnpm lint and finds a linting violation in src/index.ts.
  3. Agent analyzes the error and applies a manual fix.
  4. Agent runs pnpm format again (part of the loop).
  5. Agent runs pnpm lint and it now passes.

Resources