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Version: 0.17.0

CC-HK-021: Invalid If Field - Claude Hooks

Summary​

  • Rule ID: CC-HK-021
  • Severity: MEDIUM
  • Category: Claude Hooks
  • Normative Level: MUST
  • Auto-Fix: No
  • Verified On: 2026-03-28

Applicability​

  • Tool: claude-code
  • Version Range: unspecified
  • Spec Revision: unspecified

Evidence Sources​

Test Coverage Metadata​

  • Unit tests: true
  • Fixture tests: false
  • E2E tests: false

Examples​

The following examples demonstrate what triggers this rule and how to fix it.

Invalid​

{ "type": "command", "command": "npm test", "if": "" }

Valid​

{ "type": "command", "command": "npm test", "if": "tool_name == 'Bash'" }