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Limit eglot-format hook to eglot-managed Python buffers #21459

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Merged
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Nov 17, 2025
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Merged

Limit eglot-format hook to eglot-managed Python buffers #21459

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ca226d8
Limit Eglot format setup to python buffers only
thamer Nov 14, 2025
f25e06a
refactor using LOCAL and base-mode
thamer Nov 14, 2025
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8 changes: 5 additions & 3 deletions docs/editors/setup.md
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Expand Up @@ -400,11 +400,13 @@ Ruff can be utilized as a language server via [`Eglot`](https://github.com/joaot
To enable Ruff with automatic formatting on save, use the following configuration:

```elisp
(add-hook 'python-mode-hook 'eglot-ensure)
(with-eval-after-load 'eglot
(add-to-list 'eglot-server-programs
'(python-mode . ("ruff" "server")))
(add-hook 'after-save-hook 'eglot-format))
'(python-base-mode . ("ruff" "server"))))
(add-hook 'python-base-mode-hook
(lambda ()
(eglot-ensure)
(add-hook 'after-save-hook 'eglot-format nil t)))
```

Ruff is available as [`flymake-ruff`](https://melpa.org/#/flymake-ruff) on MELPA:
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