Files
doomemacs/modules/lang/sh/config.el
Henrik Lissner 6b203d74c9 refactor(sh): remove tree-sitter support
bash-ts-mode is inferior to shell-script-mode's syntax highlighting and
no other *-ts-mode modes are available for other shells (though,
there *are* powershell and nushell ts-modes; I'll investigate those
later).
2025-08-27 17:32:56 +02:00

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;;; lang/sh/config.el -*- lexical-binding: t; -*-
(defvar +sh-builtin-keywords
'("cat" "cd" "chmod" "chown" "cp" "curl" "date" "echo" "find" "git" "grep"
"kill" "less" "ln" "ls" "make" "mkdir" "mv" "pgrep" "pkill" "pwd" "rm"
"sleep" "sudo" "touch")
"A list of common shell commands to be fontified especially in `sh-mode'.")
;;
;;; Packages
(use-package! sh-script ; built-in
:mode ("\\.bats\\'" . sh-mode)
:mode ("\\.\\(?:zunit\\|env\\)\\'" . sh-mode)
:mode ("/bspwmrc\\'" . sh-mode)
:magic ("#compdef " . sh-mode)
:config
(set-docsets! 'sh-mode "Bash")
(set-electric! 'sh-mode :words '("else" "elif" "fi" "done" "then" "do" "esac" ";;"))
(set-repl-handler! 'sh-mode #'+sh/open-repl)
(set-lookup-handlers! 'sh-mode :documentation #'+sh-lookup-documentation-handler)
(set-ligatures! 'sh-mode
;; Functional
:def "function"
;; Types
:true "true" :false "false"
;; Flow
:not "!"
:and "&&" :or "||"
:in "in"
:for "for"
:return "return"
;; Other
:dot "." :dot "source")
(when (modulep! +lsp)
(add-hook 'sh-mode-local-vars-hook #'lsp! 'append))
(setq sh-indent-after-continuation 'always)
;; [pedantry intensifies]
(setq-hook! 'sh-mode-local-vars-hook mode-name "Sh")
;; recognize function names with dashes in them
(add-to-list 'sh-imenu-generic-expression
'(sh (nil "^\\s-*function\\s-+\\([[:alpha:]_-][[:alnum:]_-]*\\)\\s-*\\(?:()\\)?" 1)
(nil "^\\s-*\\([[:alpha:]_-][[:alnum:]_-]*\\)\\s-*()" 1)))
;; `sh-set-shell' is chatty about setting up indentation rules
(advice-add #'sh-set-shell :around #'doom-shut-up-a)
;; 1. Fontifies variables in double quotes
;; 2. Fontify command substitution in double quotes
;; 3. Fontify built-in/common commands (see `+sh-builtin-keywords')
(add-hook! 'sh-mode-hook
(defun +sh-init-extra-fontification-h ()
(font-lock-add-keywords
nil `((+sh--match-variables-in-quotes
(1 'font-lock-constant-face prepend)
(2 'font-lock-variable-name-face prepend))
(+sh--match-command-subst-in-quotes
(1 'sh-quoted-exec prepend))
(,(regexp-opt +sh-builtin-keywords 'symbols)
(0 'font-lock-type-face append))))))
;; 4. Fontify delimiters by depth
(add-hook 'sh-mode-hook #'rainbow-delimiters-mode)
;; autoclose backticks
(sp-local-pair 'sh-mode "`" "`" :unless '(sp-point-before-word-p sp-point-before-same-p)))
(use-package! company-shell
:when (modulep! :completion company)
:unless (modulep! +lsp)
:after sh-script
:config
(set-company-backend! 'sh-mode '(company-shell company-files))
(setq company-shell-delete-duplicates t
;; whatis lookups are exceptionally slow on macOS (#5860)
company-shell-dont-fetch-meta (featurep :system 'macos)))
(use-package! bash-completion
:when (modulep! :completion corfu)
:unless (modulep! +lsp)
:init
(add-hook! 'sh-mode-hook
(add-hook 'completion-at-point-functions
#'bash-completion-capf-nonexclusive nil t)))
(use-package! powershell
:when (modulep! +powershell)
:defer t
:config
(when (modulep! +lsp)
(add-hook 'powershell-mode-local-vars-hook #'lsp! 'append)))