lean-ja / lean-ja/lean-by-example
`1 - 2 = 0` 問題について
Open
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Zulipで質問すべき
Zulipで質問済
付録アイデア
- Dominant language
- Lean
- Stars
- 188
- Forks
- 15
- Avg merge
- 9h 8m
- Merged PRs (30d)
- 6
Description
Nat だとゼロになるが、Int だとマイナスになる。
これをうっかりやらない方法を考えたい。Zulip に議論がある。
思ったのだが、Nat 上で Neg インスタンスが呼ばれたときに info を出すような linter があると良いのではないだろうか？
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reading the linked Zulip discussion about 1 - 2 = 0 and the proposed linter for Nat subtraction. The issue names no repository files or tests; first clarify the intended warning behavior and scope, then define completion around an agreed implementation and validation approach.
Written by the indexing model from the issue text.
Assessment
- Domain
- tooling
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100