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(use-package treesit
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:if (ignore-errors (treesit-available-p))
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:config
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(let ((setup-treesit-mode (lambda (parser treesit-mode modes &optional interpreters)
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(if (not (treesit-language-available-p parser))
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(message "treesit language parser not available for %s"
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(symbol-name language))
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(seq-each (lambda (mode)
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(add-to-list 'auto-mode-alist
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(cons (rx (literal ".")
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(literal mode) eos)
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treesit-mode)))
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modes)
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(seq-each (lambda (interpreter)
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(add-to-list 'interpreter-mode-alist
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(cons interpreter treesit-mode)))
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interpreters)))))
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(funcall setup-treesit-mode 'python 'python-ts-mode '("py") '("python" "python3"))
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(funcall setup-treesit-mode 'bash 'bash-ts-mode '("sh") '("bash" "sh" "openrc-run"))
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(funcall setup-treesit-mode 'rust 'rust-ts-mode '("rs"))
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(funcall setup-treesit-mode 'cpp 'c++-ts-mode '("cpp" "cxx" "c++" "hpp" "hxx" "h++"))))
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(use-package rust-ts-mode
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:requires treesit
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:hook
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(rust-ts-mode . (lambda ()
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(when (require 'rust-mode nil t)
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(add-hook 'before-save-hook 'rust-before-save-method nil t)
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(add-hook 'after-save-hook 'rust-after-save-method nil t)
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(use-local-map (make-composed-keymap (list rust-ts-mode-map rust-mode-map)))))))
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(use-package c-ts-mode
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:requires treesit
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:custom
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(c-ts-mode-indent-style 'linux)
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(c-ts-mode-indent-offset 2))
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