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Exit Codes

Weld uses consistent exit codes across all commands for scripting and automation.

General Exit Codes

Code Meaning
0 Success
1 General error / file not found / weld not initialized
2 Dependency missing / unauthenticated gh
3 Not a git repository
12 AI provider invocation failed

Commit-Specific Exit Codes

Code Meaning
20 No changes to commit
21 Transcript generation failed
22 Git commit failed
23 Failed to parse Claude response
24 Editor error

Using Exit Codes in Scripts

Bash Example

#!/bin/bash
set -e

weld review --diff --staged
exit_code=$?

case $exit_code in
    0)
        echo "Review passed"
        ;;
    12)
        echo "AI provider failed"
        exit 1
        ;;
    *)
        echo "Unknown error: $exit_code"
        exit 1
        ;;
esac

GitHub Actions Example

- name: Review changes
  run: weld review --diff --staged
  continue-on-error: true
  id: review

- name: Check review result
  run: |
    if [ ${{ steps.review.outcome }} == 'failure' ]; then
      echo "Review found issues"
      exit 1
    fi

See Also