# Evidence: Block 24 · Service (block-24)

- block type: block
- date: 2026-08-22
- resulting state: closed/verified
- story points (combined assembled cost): 59378
- execution id: 20260823.033302.960Z-9f231ffc

## Stories built
- Implement filter and value function parameters. (FUNC-002) [story]

## Acceptance tooling authorization
- FEATURE-FUNC-002.md#func-002-conformance: executable=python3; scope=test; authorization=existing Target environment

## Stacked context
- compass: COMPASS.md (SP 3420)
- implements: FEATURE-FUNC-002.md (SP 476)
- context: parser.y (SP 5596)
- context: jq-manual.txt (SP 32696)
- context: builtin.jq (SP 2408)
- context: jq.test (SP 13058)
- context: ARCHITECTURE_compact.md (SP 154)
- stack: python_compact.md (SP 1534)

## Build directory changes
- jq_interpreter/evaluator.py
- jq_interpreter/parser.py
- tests/test_func_002_parameters.py

## Pre-build acceptance observation
- GREEN (prepassed): func-002-conformance (FEATURE-FUNC-002.md)
  intent: The executable passes the authoritative conformance cases exercising filter and value function parameters.
  return code: 0
  stdout:
    {
      "candidate": [
        "/mnt/c/Users/barlo/projects/drydock/uat/jq/runs/20260822.044627/build/jq/jq"
      ],
      "corpus": "jq.test",
      "summary": {
        "pass": 11,
        "fail": 0,
        "error": 0,
        "skip": 0
      },
      "cases": []
    }

## Post-build programmatic acceptance
- PASS: func-002-conformance (FEATURE-FUNC-002.md)
  intent: The executable passes the authoritative conformance cases exercising filter and value function parameters.
  target interpreter: /mnt/c/Users/barlo/projects/drydock/.venv/bin/python3
  provisioning: not required
  return code: 0
  stdout:
    {
      "candidate": [
        "/mnt/c/Users/barlo/projects/drydock/uat/jq/runs/20260822.044627/build/jq/jq"
      ],
      "corpus": "jq.test",
      "summary": {
        "pass": 11,
        "fail": 0,
        "error": 0,
        "skip": 0
      },
      "cases": []
    }

## Build summary
RESULT: SUCCESS

FILES CHANGED:
- jq_interpreter/parser.py
- jq_interpreter/evaluator.py
- tests/test_func_002_parameters.py

SUMMARY:
Implemented `$` value parameters, lazy filter parameters, Cartesian argument semantics, closures, and arity handling.

Verification:
- 117 pytest tests passed
- FUNC-002 conformance: 11 passed, 0 failed, 0 errored

BLOCKERS:
- None