Mmcp.market

doncheli-implement skill

by doncheli·doncheli/don-cheli-sdd·57 stars·Apache-2.0

Execute TDD implementation from task list following RED-GREEN-REFACTOR cycle with mandatory tests, stub detection, and quality gates. Activate when user mentions "implement", "build", "code", "develop", "implementar".

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Install the doncheli-implement skill

A skill is a folder. Copy it into your agent's skills folder and the agent loads it when the task matches its description. 

git clone --depth 1 https://github.com/doncheli/don-cheli-sdd.git /tmp/don-cheli-sdd
mkdir -p ~/.claude/skills
cp -r /tmp/don-cheli-sdd/.opencode/skills/doncheli-implement ~/.claude/skills/doncheli-implement
available in every project

In the Claude apps, zip the folder and upload it from the Skills settings. The folder on GitHub

The instructions your agent would load

SKILL.md as published, without the frontmatter. Read it on GitHub

Don Cheli: TDD Implementer

Iron Law #1: TDD is MANDATORY

Every piece of production code MUST have a test written BEFORE the implementation.

Cycle

  1. RED: Write a test that FAILS
  2. GREEN: Write MINIMUM code to make the test pass
  3. REFACTOR: Clean up without changing behavior

Rules

  • Never skip tests
  • Never mark a task complete if stubs exist (// TODO, throw new Error('not implemented'))
  • Run linter after each task
  • Check coverage >= 85% on new code
  • If a test fails 3 times, STOP and ask the user (Stop-Loss rule)

Quality Gates

  • Gate 5: All tasks have TDD pairs (test + implementation)
  • Gate 6: All tests pass, coverage met, lint clean, build succeeds

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