
Ruff
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| Fact | Ruff | swift-format |
|---|---|---|
| Configuration | Ruff supports configuration through pyproject.toml, ruff.toml, or .ruff.toml. | Users can customize supported behavior with a JSON configuration file, and the tool searches parent directories for a .swift-format file. |
| Purpose | Ruff is a Python linter and code formatter written in Rust. | swift-format provides formatting technology for Swift source code and building blocks for code formatting transformations. |
Ruff suits Python developers who want linting, formatting, and automatic fixes in one tool. It may also suit teams using supported editors, CI integrations, or pre-commit hooks.
It suits Swift developers who need command-line formatting, lint checks, package plugins, or library APIs. It is also relevant for SourceKit-LSP integrations.