274 lines
10 KiB
EmacsLisp
274 lines
10 KiB
EmacsLisp
;;; common.el --- Common programming settings. -*- lexical-binding: t; -*-
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;; Time-stamp: <2020-11-13T16:29:55+0100>
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;;; Commentary:
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;;; Code:
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(require 'basics/package-management)
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(require 'basics/global-variables)
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(use-package emacs
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:demand t
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:after (compile)
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:defines (compilation-mode-map)
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:custom (compilation-scroll-output 'first-error)
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:config (progn
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(setq-default indent-tabs-mode nil ; Set default indentation.
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tab-width 4)
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(electric-pair-mode t) ; Auto-type closing brackets.
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(defun my/clangd-version ()
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"Returns the version of clangd as float."
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(string-to-number
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(nth 2 (split-string
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(shell-command-to-string "clangd --version"))))))
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:bind (("C-:" . ff-find-other-file) ; Switch between header and source.
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(:map compilation-mode-map
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("<f5>" . compilation-previous-error)
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("<f6>" . compilation-next-error))))
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;; Guess indentation and if spaces or tabs are to be used.
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(use-package dtrt-indent
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:after (editorconfig)
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:diminish dtrt-indent-mode
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:hook ((dtrt-indent-mode . editorconfig-apply)
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(prog-mode . dtrt-indent-mode)))
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;; Online documentation mode.
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(use-package eldoc
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:diminish eldoc-mode
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:hook (prog-mode . turn-on-eldoc-mode))
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;; Syntax checking with many plugins.
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(unless slow-computer
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(use-package flycheck
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:demand t
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:functions (flycheck-add-mode)
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:diminish flycheck-mode
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:custom ((flycheck-cppcheck-checks '("style" "warning" "information"))
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(flycheck-emacs-lisp-load-path 'inherit) ; Use load-path of Emacs.
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(flycheck-idle-change-delay 2.0))
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:config (progn
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(global-flycheck-mode)
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(flycheck-add-mode 'html-tidy 'web-mode)
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(flycheck-add-mode 'css-csslint 'web-mode))
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:bind (:map flycheck-mode-map
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("<f5>" . flycheck-previous-error)
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("<f6>" . flycheck-next-error)
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("<f7>" . flycheck-list-errors)))
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) ; unless slow-computer.
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;; Autocompletion mode with many plugins.
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(unless slow-computer
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(use-package company
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:diminish company-mode
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:custom ((company-minimum-prefix-length 1) ; Suggestions after 1 character.
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(company-selection-wrap-around t)
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(company-tooltip-align-annotations t) ; Align to the right border.
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(company-idle-delay 0.5))
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:bind (:map company-active-map
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("<return>" . nil) ; Disable completion on return.
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("RET" . nil) ; https://emacs.stackexchange.com/a/13290
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("<tab>" . company-complete-selection) ; Make tab work in lists.
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("TAB" . company-complete-selection)) ; Tab in terminals.
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:hook (after-init . global-company-mode))
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;; Fuzzy autocompletion for company.
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(use-package company-flx
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:after company
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:config (company-flx-mode +1))
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(use-package company-statistics
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:after company
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:hook (after-init . company-statistics-mode))
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;; Documentation popups for completions.
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(use-package company-quickhelp
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:config (company-quickhelp-mode))
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) ; unless slow-computer.
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;; Automatic project management.
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(unless slow-computer
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(use-package projectile
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:demand t
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:after (treemacs ivy window-purpose)
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:functions (f-directory?
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treemacs-collapse-other-projects
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treemacs-toggle-node
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my/projectile-kill-buffers
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purpose-set-window-purpose-dedicated-p)
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:diminish projectile-mode
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:init (progn
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(defvar my/cmake-compile-command ; cmake command for compiling with
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(concat "cmake --build . -- -j" ; 1 core less than available.
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(substring
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(shell-command-to-string "nproc --ignore=1") 0 -1)))
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(defun my/projectile-enable-caching? (&rest args)
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"Turn on caching for certain projects.
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Ignores ARGS."
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(if (string= (projectile-project-name) ".emacs.d")
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(progn
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(message "Turning on caching for \"%s\"."
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(projectile-project-name))
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(setq-local projectile-enable-caching t))
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(kill-local-variable 'projectile-enable-caching)))
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(advice-add 'projectile-find-file
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:before #'my/projectile-enable-caching?)
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(advice-add 'counsel-projectile-find-file
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:before #'my/projectile-enable-caching?)
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(defun my/switch-project ()
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"Find file in project, add project to `treemacs' and
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collapse other projects."
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; Enable caching maybe before listing files.
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(my/projectile-enable-caching?)
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(if (member 'counsel-projectile-mode minor-mode-list)
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(counsel-projectile-find-file)
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(projectile-find-file))
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(when (>= (frame-width) 120)
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(treemacs-add-and-display-current-project)
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(treemacs-collapse-other-projects)
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(other-window 1)))
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(defun my/projectile-kill-buffers ()
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"Kill project buffers and delete other windows."
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(interactive)
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(projectile-kill-buffers)
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(delete-other-windows)
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(purpose-set-window-purpose-dedicated-p nil nil)))
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:custom ((projectile-project-compilation-dir "build")
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(projectile-switch-project-action 'my/switch-project)
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(projectile-project-configure-cmd
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"cmake -GUnix\\ Makefiles -DCMAKE_BUILD_TYPE=Debug \
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-DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DWITH_TESTS=YES ..")
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(projectile-completion-system 'ivy)
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(projectile-indexing-method 'hybrid) ; Allow filtering.
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(projectile-globally-ignored-file-suffixes '("~")))
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:config (progn
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(setq projectile-project-compilation-cmd
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(concat my/cmake-compile-command
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" && cd tests && ctest -Q"))
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(projectile-mode +1)
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;; Mark variables as safe. Prevents prompts with .dir-locals.el.
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(put 'projectile-project-compilation-cmd
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'safe-local-variable #'stringp)
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(put 'projectile-project-configure-cmd
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'safe-local-variable #'stringp)
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;; Auto-search for projects.
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(if (f-directory? "~/Projekte")
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(setq projectile-project-search-path '("~/Projekte"))))
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:bind (("C-c p" . 'projectile-command-map)
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(:map projectile-command-map
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("k" . 'my/projectile-kill-buffers))
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(:map projectile-mode-map ; Only override in projectile-mode.
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("C-x C-f" . 'projectile-find-file))))
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) ; unless slow-computer.
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;; Highlight TODO, FIXME, NOTE and so on.
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(use-package hl-todo
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:bind (:map hl-todo-mode-map
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("C-c t" . hl-todo-occur))
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:hook (prog-mode . hl-todo-mode))
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;; Better commenting.
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(use-package smart-comment
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:bind ("C-c c" . smart-comment))
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;; Toggle betweeen beginning/end of line and beginning/end of code.
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(use-package mwim
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:bind (("<home>" . mwim-beginning-of-line-or-code)
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("<end>" . mwim-end-of-line-or-code)))
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;; Needs to be here in order to diminish it.
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(use-package hideshow
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:defer 4
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:diminish hs-minor-mode)
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;; Fold code.
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(use-package fold-dwim
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:after (hideshow)
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:bind ("C-c f" . fold-dwim-toggle)
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:hook (prog-mode . hs-minor-mode))
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;; Highlight indentation.
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(use-package hl-indent
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:after (doom-themes whitespace)
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:config (progn
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(set-face-background 'hl-indent-face ; Reverse whitespace-space.
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(face-foreground 'whitespace-space))
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(set-face-foreground 'hl-indent-face (face-background 'default)))
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:hook (prog-mode . hl-indent-mode))
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;; Tries to find points of interest in buffer and jumps to them.
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(use-package imenu
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:custom (imenu-auto-rescan t)
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:bind ("M-i" . imenu))
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;; Tries to find points of interest in all open buffers and jumps to them.
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(use-package imenu-anywhere
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:after (imenu ivy)
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:bind ("C-M-i" . ivy-imenu-anywhere))
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;; Flatten imenu list.
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(use-package flimenu
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:hook (c++-mode . flimenu-mode))
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;; Jump to definition using grep.
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(use-package dumb-jump
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:after (ivy)
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:custom (dumb-jump-selector 'ivy)
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:bind ("M-." . dumb-jump-go)) ; Will be overwritten by more intelligent modes.
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;; Support .editorconfig files.
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(use-package editorconfig
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:defer 2
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:diminish editorconfig-mode
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:config (editorconfig-mode 1))
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(use-package smerge-mode
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:defines (smerge-mode-map)
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:bind (:map smerge-mode-map
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("<f5>" . smerge-prev)
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("<f6>" . smerge-next)
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("<f7>" . smerge-resolve)
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("C-<f5>" . smerge-keep-upper)
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("C-<f6>" . smerge-keep-lower)))
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(use-package copyright
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:config (defun my/maybe-copyright-update ()
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"Update existing copyright notice to indicate the current
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year if mode is derived from prog-mode."
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(if (and my/reformat-save (derived-mode-p 'prog-mode))
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(copyright-update)))
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:hook (before-save . my/maybe-copyright-update))
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;; Highlights parentheses, brackets or braces according to their depth.
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(use-package rainbow-delimiters
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:custom (rainbow-delimiters-max-face-count 2)
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:custom-face (rainbow-delimiters-depth-1-face
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((t (:inherit rainbow-delimiters-base-face
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:foreground "LightPink"))))
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(rainbow-delimiters-depth-2-face
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((t (:inherit rainbow-delimiters-base-face
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:foreground "LightGreen"))))
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(rainbow-delimiters-depth-3-face
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((t (:inherit rainbow-delimiters-base-face
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:foreground "MediumPurple1"))))
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(rainbow-delimiters-depth-4-face
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((t (:inherit rainbow-delimiters-base-face
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:foreground "LightSkyBlue"))))
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:hook (prog-mode . rainbow-delimiters-mode))
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;; Make bug references clickable.
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(use-package bug-reference
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:straight nil ; Inbuilt.
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:config (put 'bug-reference-url-format 'safe-local-variable #'stringp)
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:hook (prog-mode . bug-reference-prog-mode))
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(provide 'programming/common)
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;;; common.el ends here
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