diff options
Diffstat (limited to 'tag-emacs')
| -rw-r--r-- | tag-emacs/emacs.d/init.org | 2522 |
1 files changed, 0 insertions, 2522 deletions
diff --git a/tag-emacs/emacs.d/init.org b/tag-emacs/emacs.d/init.org deleted file mode 100644 index 151efbf..0000000 --- a/tag-emacs/emacs.d/init.org +++ /dev/null @@ -1,2522 +0,0 @@ -#+TITLE: Emacs Configuration for Alan Pearce -#+OPTIONS: ^:nil -#+PROPERTY: results silent -#+PROPERTY: eval no-export -#+PROPERTY: header-args :comments link -* Introduction -This is a living document, detailing my Emacs configuration using org-mode -* Basics -** Startup -Open Emacs with just a plain window. No graphics or messages, please! -#+BEGIN_SRC emacs-lisp -(put 'inhibit-startup-echo-area-message 'saved-value - (setq inhibit-startup-echo-area-message (user-login-name))) -(setq inhibit-startup-screen t) -(setq gc-cons-threshold 100000000) -(defvar file-name-handler-alist-backup file-name-handler-alist) -(setq file-name-handler-alist nil) -(remove-hook 'find-file-hooks #'vc-refresh-state) -#+END_SRC - -** Scratch buffers -I usually use scratch buffers for any sort of text. If I need a -programming mode in one, then I’ll just call it manually. I also like -the buffer to be empty. -#+BEGIN_SRC emacs-lisp -(setq initial-scratch-message "" - initial-major-mode 'text-mode) -#+END_SRC - -** Personal Information -#+BEGIN_SRC emacs-lisp -(setq user-mail-address "alan@alanpearce.co.uk" - user-full-name "Alan Pearce") -#+end_src - -* Packaging - -** Use-package - -#+BEGIN_SRC emacs-lisp -(eval-and-compile - (setq tls-checktrust t - gnutls-verify-error t - package-archives '(("gnu" . "https://elpa.gnu.org/packages/") - ("melpa-stable" . "https://stable.melpa.org/packages/") - ("melpa" . "https://melpa.org/packages/")) - package-user-dir (concat "~/.emacs.d/packages/" emacs-version "/elpa") - package-pinned-packages '(("use-package" . melpa-stable) - ("diminish" . melpa-stable) - ("bind-key" . melpa-stable)) - package-archive-priorities '(("melpa-stable" . 10) - ("gnu" . 10) - ("marmalade" . 5) - ("melpa" . 0)) - package-menu-async t - package-menu-hide-low-priority t) - (package-initialize) - (unless (package-installed-p 'use-package) - (package-refresh-contents) - (package-install 'use-package))) -(eval-when-compile (require 'use-package)) -(unless (featurep 'use-package) - (require 'diminish) - (require 'bind-key) - (use-package use-package - :commands (use-package-autoload-keymap) - :defer 5)) -(setq use-package-verbose t - use-package-always-ensure t - package-enable-at-startup nil) -#+END_SRC - -* Customize -I don’t really like using customize for normal configuration. -Instead, I use it for things that get saved automatically. That’s why -I use a different file, which is ignored by the VCS. It also means -that it’s not important whether the file exists or not, which is why I -pass =:noerror= to =load= - -#+BEGIN_SRC emacs-lisp -(setq custom-file "~/.emacs.d/custom.el") -(load custom-file :noerror :nomessage) -#+END_SRC - -* Styles - -I prefer an always-visible cursor. Feels less distracting. -#+BEGIN_SRC emacs-lisp -(when (fboundp #'blink-cursor-mode) - (blink-cursor-mode -1)) -#+END_SRC - -Disable all the bars, unless on OSX, in which case, keep the menu bar. - -#+BEGIN_SRC emacs-lisp -(when (and menu-bar-mode (not (eq window-system 'ns))) - (menu-bar-mode -1)) -(with-eval-after-load 'scroll-bar - (set-scroll-bar-mode nil)) -(with-eval-after-load 'tooltip - (tooltip-mode -1)) -(with-eval-after-load 'tool-bar - (tool-bar-mode -1)) -#+END_SRC - -Ring the bell sometimes, but not so often -#+BEGIN_SRC emacs-lisp -(setq ring-bell-function - (lambda () - (unless (memq this-command - '(isearch-abort abort-recursive-edit exit-minibuffer keyboard-quit undo-tree-undo)) - (ding)))) -#+END_SRC - -#+BEGIN_SRC emacs-lisp -(use-package dash) -#+END_SRC - -** Colours - -Let’s try a more minimal theme. - -#+BEGIN_SRC emacs-lisp -(use-package minimal-theme - :disabled t - :config (progn - (load-theme 'minimal-light t))) -#+END_SRC - -Let’s try a basic theme. - -#+BEGIN_SRC emacs-lisp -(use-package basic-theme - :if (display-graphic-p) - :config (progn - (load-theme 'basic t) - - (set-face-background 'mode-line "#a1b56c") - (set-face-background 'border "#a1b56c") - (set-face-foreground 'border "#a1b56c") - (set-face-background 'vertical-border "#a1b56c") - (set-face-foreground 'vertical-border "#a1b56c") - (set-face-background 'window-divider "#a1b56c") - (set-face-foreground 'window-divider "#a1b56c") - - (defvar mode-line-default-format mode-line-format) - (defvar mode-line-default-hidden nil - "Whether to hide the mode line by default") - - (defun show-mode-line () - (interactive) - (setq mode-line-format mode-line-default-format) - (when (called-interactively-p 'interactive) - (setq-default mode-line-format mode-line-default-format) - (setq mode-line-default-hidden nil))) - (defun hide-mode-line () - (interactive) - (setq mode-line-format nil) - (when (called-interactively-p 'interactive) - (setq-default mode-line-format nil) - (setq mode-line-default-hidden t))) - - (setq-default cursor-type '(bar . 1)) - (setq-default cursor-in-non-selected-windows nil) - - (defun hide-clutter () - (interactive) - (fringe-mode '(0 . 4)) - (hide-mode-line)) - - (defun show-clutter () - (interactive) - (fringe-mode '(8 . 4)) - (show-mode-line)) - (hide-clutter) - - (when mode-line-default-hidden - (call-interactively #'hide-mode-line)) - - (defun hide-mode-line-if-default-hidden () - (if mode-line-default-hidden - (hide-mode-line) - (show-mode-line))) - - (add-to-list 'default-frame-alist '(border-width . 0)) - (add-to-list 'default-frame-alist '(internal-border-width . 0)) - (when (eq window-system 'x) - (setq window-divider-default-bottom-width 1 - window-divider-default-right-width 1 - window-divider-default-places t) - (setq mode-line-default-hidden t) - (window-divider-mode +1)) - - (add-hook 'after-change-major-mode-hook #'hide-mode-line-if-default-hidden) - - (add-hook 'minibuffer-setup-hook #'show-mode-line) - (add-hook 'minibuffer-exit-hook #'hide-mode-line))) -#+END_SRC - -Highlighting quasi-quoted expressions in lisps is quite useful, but I -don't need it all the time. I'll keep it around for a while so that I -can enable it if needed. -#+BEGIN_SRC emacs-lisp -(use-package highlight-stages - :diminish highlight-stages-mode) -#+END_SRC - -** Fonts - -When possible, set up fonts. I don’t have any settings here for X11, -because I manage those in my [[file:~/projects/dotfiles/tag-xresources/xresources/main][XResources file]]. -#+BEGIN_SRC emacs-lisp -(when (or (display-graphic-p) - (daemonp)) - - (defun use-variable-fonts () - (interactive) - (variable-pitch-mode) - (setq cursor-type 'bar)) - - (defun ap/set-fonts (mono-face mono-font-size variable-face variable-font-size antialias) - (if (boundp 'ns-antialias-text) - (setq ns-antialias-text antialias)) - (when mono-face - (let ((default-font (font-spec :family mono-face :size mono-font-size))) - (add-to-list 'default-frame-alist `(font . ,(format "%s %s" mono-face mono-font-size))) - (set-face-font 'fixed-pitch default-font) - (set-frame-font default-font t t))) - (when variable-face - (set-face-font 'variable-pitch (font-spec :name variable-face :size variable-font-size)))) - - (defun ap/set-fonts-according-to-system () - (interactive) - (cond - ((eq window-system 'w32) - (ap/set-fonts "Liberation Mono" 11 "Segoe UI" 11 t)) - ((eq window-system 'ns) - (let ((displays (string-to-number (shell-command-to-string "system_profiler SPDisplaysDataType | grep \"Online: Yes\" | wc -l")))) - (if (eq displays 1) - (ap/set-fonts "Roboto Mono" 13 "Lucida Grande" 13 t) - (ap/set-fonts "Monaco" 10 "Lucida Grande" 12 nil)))) - ((eq window-system 'x) - (set-fontset-font "fontset-default" 'unicode (font-spec :name "Terminus" :size 8)) - (ap/set-fonts "Fixed" 8 "Lucida" 8 nil)))) - - (ap/set-fonts-according-to-system)) -#+END_SRC - -Reduce font decoration. I’m trying to see whether this helps me focus -on the right things. -#+BEGIN_SRC emacs-lisp -(setq font-lock-maximum-decoration '((dired-mode . 1) - (t . 1))) -#+END_SRC - -** Page Breaks - -By default, Emacs displays page breaks as ^L. Lines look much nicer. -On Windows, Emacs incorrectly detects that U+2500 (Box Drawings Light -Horizontal) can only be displayed with a different font, which is not -correct, at least for Liberation Mono. - -#+BEGIN_SRC emacs-lisp -(use-package page-break-lines - :defer 5 - :diminish page-break-lines-mode - :config (progn - (global-page-break-lines-mode) - (unless (eq (char-displayable-p ?─) (char-displayable-p ?a)) - (set-fontset-font "fontset-default" - (cons page-break-lines-char page-break-lines-char) - (face-attribute 'default :family))))) -#+END_SRC -** Modeline - -#+BEGIN_SRC emacs-lisp -(column-number-mode t) -(size-indication-mode t) - -(setq frame-title-format '("%f" (dired-directory dired-directory))) -#+END_SRC - -** Highlight Changes - -Highlight what just changed when I undo, yank, and so on. - -#+BEGIN_SRC emacs-lisp -(use-package volatile-highlights - :diminish volatile-highlights-mode - :config (progn - (volatile-highlights-mode t))) -#+END_SRC - -** Beacon - -I was against the idea of having flashy animations inside Emacs, but -this one is useful. It highlights the cursor when scrolling or -switching windows. - -#+BEGIN_SRC emacs-lisp -(use-package beacon - :diminish beacon-mode - :config (beacon-mode +1)) -#+END_SRC - -** Renaming major modes - -Diminishing major modes does not happen in the same manner as minor -modes. - -#+BEGIN_SRC emacs-lisp -(use-package cyphejor - :defer 2 - :config (progn - (setq cyphejor-rules `(("emacs" "ε") - ("diff" "Δ") - ("js2" "js") - ("magit-status" ,(char-to-string (-find #'char-displayable-p '(11942 5848 177)))) - ("inferior" "i" :prefix) - ("interaction" "i" :prefix) - ("interactive" "i" :prefix) - ("menu" "▤" :postfix) - ("ledger" "Ledger") - ("mode" "") - ("shell" "sh" :postfix))) - (cyphejor-mode 1))) -#+END_SRC - - -* Environment Variables - -MacOS doesn’t have a reasonable way to set environment variables and -read them automatically any more. So, let’s use the -[[https://github.com/purcell/exec-path-from-shell][exec-path-from-shell]] package to set up ~exec-path~ and similar -variables from whatever my shell configuration is. - -#+BEGIN_SRC emacs-lisp -(use-package exec-path-from-shell - :if (eq system-type 'darwin) - :config (exec-path-from-shell-initialize)) -#+END_SRC - -* Keybindings - -I think =set-keyboard-coding-system= stops OS X from doing something -annoying to add accents. The modifier setup is to match my -re-arrangement of modifiers on OSX: Cmd on the outside, then -Option/alt, then Control. - -#+BEGIN_SRC emacs-lisp -(when (eq system-type 'darwin) - (set-keyboard-coding-system nil) - (custom-set-variables - '(mac-option-modifier 'meta) - '(mac-right-option-modifier 'none) - '(mac-control-modifier 'control) - '(mac-right-control-modifier 'left) - '(mac-command-modifier 'super) - '(mac-right-command-modifier 'left) - '(mac-function-modifier 'hyper)) - (unbind-key "s-x")) -#+END_SRC - -#+BEGIN_SRC emacs-lisp -(unbind-key "<f4>") -(bind-key* "<f5>" #'compile) -(bind-key* "<f6>" #'kmacro-start-macro-or-insert-counter) -(bind-key* "<f7>" #'kmacro-end-or-call-macro) - -(bind-key* "<apps>" #'execute-extended-command) - -(unbind-key "C-z") -(bind-key* "C-<tab>" #'other-window) - -(bind-key* "C-x C-r" #'revert-buffer) -(bind-key* "C-x C-j" #'delete-indentation) -(unbind-key "C-x C-c") - -(bind-key* "C-c i" #'insert-char) -(bind-key* "M-/" #'hippie-expand) - -(unbind-key "s-h") -(unbind-key "s-n") -(unbind-key "s-p") -(unbind-key "s-w") -(bind-key* "s-k" #'kill-or-delete-this-buffer-dwim) - -(bind-key "C-M-a" #'backward-paragraph text-mode-map) -(bind-key "C-M-e" #'forward-paragraph text-mode-map) - -(bind-key* "s-x" (define-prefix-command 'super-x-map)) -(bind-key* "s-," #'switch-to-dotfiles) -(bind-key* "C-M-x" #'execute-extended-command) -(set-register ?z `(file . ,(expand-file-name ".config/zsh/zshrc" "~"))) -#+END_SRC - -** Crux - -I can replace most of the simple helper/wrapper functions in my -configuration with crux.el - -#+BEGIN_SRC emacs-lisp -(use-package crux - :bind (("M-o" . crux-smart-open-line-above) - ("C-o" . crux-smart-open-line) - - ("C-x 4 t" . crux-transpose-windows) - ("C-c e" . crux-eval-and-replace) - ("C-c D" . crux-delete-file-and-buffer) - ("C-c R" . crux-rename-file-and-buffer)) - :init (progn - (defalias 'delete-current-buffer-file #'crux-delete-file-and-buffer) - (defalias 'rename-current-buffer-file #'crux-rename-file-and-buffer))) -#+END_SRC - -* Projects - -#+BEGIN_SRC emacs-lisp -(defvar work-project-directory "~/work") -(defvar home-project-directory "~/projects") -#+END_SRC - -#+BEGIN_SRC emacs-lisp -(defun switch-to-dotfiles () - (interactive) - (projectile-switch-project-by-name (expand-file-name "dotfiles" home-project-directory))) -#+END_SRC - -** The Silver Searcher - -#+BEGIN_SRC emacs-lisp -(use-package ag - :defer 30 - :config (setq ag-project-root-function #'projectile-project-root)) - -(use-package wgrep-ag - :after ag) -#+END_SRC - -** Ripgrep - -Step over Silver Search, here comes a new challenger. - -#+BEGIN_SRC emacs-lisp -(use-package ripgrep - :if (executable-find "rg")) - -(use-package projectile-ripgrep - :after (ripgrep projectile) - :if (executable-find "rg") - :bind (("C-c p s r" . projectile-ripgrep))) -#+END_SRC - -** Projectile - -Projectile is awesome for working in projects, especially VCS-backed -ones. I added a couple of functions to allow me to open new projects -based upon some folder conventions I use. - -#+BEGIN_SRC emacs-lisp -(use-package projectile - :bind (("s-p" . projectile-switch-project) - ("C-c C-f" . projectile-find-file) - ("s-x s-f" . projectile-find-file) - ("C-x g" . projectile-vc) - ("s-G" . projectile-vc)) - :demand t - :diminish projectile-mode - :config (progn - (projectile-global-mode) - (add-to-list 'projectile-globally-ignored-directories ".stversions") - (defun ap/subfolder-projects (dir) - (--map (file-relative-name it dir) - (-filter (lambda (subdir) - (--reduce-from (or acc (funcall it subdir)) nil - projectile-project-root-files-functions)) - (-filter #'file-directory-p (directory-files dir t "\\<"))))) - - (defun ap/open-subfolder-project (from-dir &optional arg) - (let ((project-dir (projectile-completing-read "Open project: " - (ap/subfolder-projects from-dir)))) - (projectile-switch-project-by-name (expand-file-name project-dir from-dir) arg))) - - (defun yarn-install (&optional arg) - (interactive "P") - (projectile-with-default-dir (projectile-project-root) - (cmd-to-echo "yarn" "install"))) - - (defun yarn-add-dev (package) - (interactive "spackage: ") - (projectile-with-default-dir (projectile-project-root) - (cmd-to-echo "yarn" (concat "add --dev " package)))) - - (defun yarn-add (package) - (interactive "spackage: ") - (projectile-with-default-dir (projectile-project-root) - (cmd-to-echo "yarn" (concat "add " package)))) - - (defun ap/open-work-project (&optional arg) - (interactive "P") - (ap/open-subfolder-project work-project-directory arg)) - - (defun ap/open-home-project (&optional arg) - (interactive "P") - (ap/open-subfolder-project home-project-directory arg)) - - (setq projectile-switch-project-action #'projectile-commander - projectile-completion-system 'ivy))) -#+END_SRC - -** vc - -This is nice for some things that magit doesn’t do, and for those rare -occasions that I’m working with something other than git. - -#+BEGIN_SRC emacs-lisp -(use-package vc - :defer t - :bind (("C-x v C" . vc-resolve-conflicts)) - :config (progn - (setq vc-follow-symlinks t) - (setq vc-ignore-dir-regexp (format "\\(%s\\)\\|\\(%s\\)" - vc-ignore-dir-regexp - tramp-file-name-regexp)))) -#+END_SRC - -** git-gutter-fringe - -It’s nice to be able to see at a glance which lines of a file have -changed. This package colours the fringe. I have it set to the right -fringe so it doesn’t interfere with flycheck. - -#+BEGIN_SRC emacs-lisp -(use-package git-gutter-fringe - :defer 2 - :diminish git-gutter-mode - :config (progn - (global-git-gutter-mode 1) - (set-face-foreground 'git-gutter:modified "grey") - (setq git-gutter-fr:side 'right-fringe))) -#+END_SRC - -** magit - -Magit is my favourite way to use git. I use selective staging all the -time. Make sure to set it up with a nice =completing-read-function= - -#+BEGIN_SRC emacs-lisp -(use-package magit - :defer 5 - :commands (magit-status) - :config (progn (setq magit-completing-read-function #'ivy-completing-read - magit-popup-use-prefix-argument 'default - magit-display-buffer-function #'magit-display-buffer-fullcolumn-most-v1 - global-magit-file-mode nil) - (add-to-list 'magit-no-confirm 'safe-with-wip)) - :init (add-hook 'magit-mode-hook #'magit-load-config-extensions)) -#+END_SRC - -** git-timemachine - -This package allow me to go through a file’s history with just a few -keys. It makes it very easy to figure what what exactly was in a file -in the past. I often find it useful when I remember writing something -a particular way, but it changed later. - -#+BEGIN_SRC emacs-lisp -(use-package git-timemachine - :commands git-timemachine) -#+END_SRC - -* Files - -** Auto-saving - -Auto-save everything to a temporary directory, instead of cluttering -the filesystem. I don’t want emacs-specific lockfiles, either. - -#+BEGIN_SRC emacs-lisp -(setq auto-save-file-name-transforms `((".*" ,temporary-file-directory t)) - create-lockfiles nil) -#+END_SRC -** Backups - -I like to keep my backups out of regular folders. I tell emacs to use -a subfolder of its configuration directory for that. Also, use the -trash for deleting on OS X. -#+BEGIN_SRC emacs-lisp -(let ((backup-dir (expand-file-name "~/.emacs.d/backups/"))) - (unless (file-directory-p backup-dir) - (make-directory backup-dir)) - (setq backup-directory-alist `((".*" . ,backup-dir)) - backup-by-copying-when-linked t - backup-by-copying-when-mismatch t)) -(if (eq system-type 'darwin) - (setq delete-by-moving-to-trash t) - (if (and (executable-find "trash") (not (fboundp #'system-move-file-to-trash))) - (defun system-move-file-to-trash (file) - (call-process (executable-find "trash") - nil 0 nil - file)))) -#+END_SRC - -** autorevert - -#+BEGIN_SRC emacs-lisp -(use-package autorevert - :diminish auto-revert-mode - :init (progn - (global-auto-revert-mode 1) - (setq auto-revert-verbose nil - auto-revert-use-notify (not (eq system-type 'darwin))))) -#+END_SRC - -** Encoding - -UTF-8 is usually appropriate. Note that =prefer-coding-system= expects -only a coding system, not a coding system and line ending combination. - -#+BEGIN_SRC emacs-lisp -(prefer-coding-system 'utf-8) -(setq-default buffer-file-coding-system 'utf-8-auto-unix) -#+END_SRC - -** Buffer-file management - -Ask if I want to create a directory when it doesn’t exist. This is -especially nice when starting new projects. - -#+BEGIN_SRC emacs-lisp -(defun my-create-non-existent-directory () - (let ((parent-directory (file-name-directory buffer-file-name))) - (when (and (not (file-exists-p parent-directory)) - (y-or-n-p (format "Directory `%s' does not exist! Create it?" parent-directory))) - (make-directory parent-directory t)))) -(add-to-list 'find-file-not-found-functions #'my-create-non-existent-directory) -#+END_SRC - -I often want to rename or delete the file that I’m currently visiting -with a buffer. - -#+BEGIN_SRC emacs-lisp -(defun kill-or-delete-this-buffer-dwim (&optional arg) - "Kills current buffer. With prefix arg, delete it." - (interactive "P") - (if (equal arg '(4)) - (delete-current-buffer-file) - (if server-buffer-clients - (server-edit) - (let ((buf (buffer-name))) - (when (equal buf "*HTTP Response*") - (other-window 1)) - (kill-buffer buf))))) -#+END_SRC - -** Whitespace Butler - -I don’t like it when editors change an entire file’s layout when I -open it. Whitespace butler fixes whitespace only for lines that I’m editing. - -#+BEGIN_SRC emacs-lisp -(use-package ws-butler - :if window-system - :diminish ws-butler-mode - :config (ws-butler-global-mode 1)) -(if (daemonp) - (add-hook 'before-make-frame-hook (lambda () - (use-package ws-butler - :config (ws-butler-global-mode 1))))) -#+END_SRC - -** shrink-whitespace - -DWIM whitespace removal. So I don’t need =M-SPC=, =M-\= and =C-x o= -for similar things any more. - -#+BEGIN_SRC emacs-lisp -(use-package shrink-whitespace - :bind ("M-SPC" . shrink-whitespace)) -#+END_SRC - -** Tramp - -Tramp is awesome. It makes SSH feel Unix-y. The proxy setup is so -that I can sudo on remote machines - -#+BEGIN_SRC emacs-lisp -(use-package tramp - :defer 7 - :config (progn - (unless (getenv "SSH_AUTH_SOCK") - (setenv "SSH_AUTH_SOCK" (format "/run/user/%s/ssh-agent" (user-uid)))) - (setq tramp-default-method "ssh" - tramp-default-user-alist '(("\\`su\\(do\\)?\\'" nil "root")) - tramp-backup-directory-alist backup-directory-alist - tramp-completion-reread-directory-timeout 60 - tramp-ssh-controlmaster-options nil - backup-enable-predicate (lambda (name) - (and (normal-backup-enable-predicate name) - (not (let ((method (file-remote-p name 'method))) - (when (stringp method) - (member method '("su" "sudo"))))))) - tramp-shell-prompt-pattern "\\(?:^\\| \\)[^]#$%>\n]*#?[]#$%>❯›] *\\(\\[\\??[0-9;]*[a-zA-Z] *\\)*") - (add-to-list 'tramp-default-proxies-alist '(nil "\\`root\\'" (concat "/" tramp-default-method ":%h:"))) - (add-to-list 'tramp-default-proxies-alist `(,(regexp-quote (system-name)) nil nil)) - (add-to-list 'tramp-default-proxies-alist '("localhost" nil nil)))) - -(use-package tramp-sh - :ensure nil - :defer t - :config (progn - (add-to-list 'tramp-remote-path "/usr/local/sbin") - (add-to-list 'tramp-remote-path "~/bin"))) -#+END_SRC - -** ediff - -I like a horizonal diff setup, with everything in one frame. - -#+BEGIN_SRC emacs-lisp -(use-package ediff - :defer t - :config (progn - (setq ediff-split-window-function 'split-window-horizontally - ediff-window-setup-function 'ediff-setup-windows-plain))) -#+END_SRC - -* Indentation - -Ah, a complicated topic. One day we’ll all be using elastic -tabstops. I’ve recently switched to using two spaces, since elastic -tabstops is probably never going to happen. - -#+BEGIN_SRC emacs-lisp -(setq-default tab-width 2 - indent-tabs-mode nil) -#+END_SRC - - -** smart-tabs-mode - -Not related to [[smart-tab][=smart-tab=]], this mode indents with tabs and aligns -with spaces. Perfect! - -#+BEGIN_SRC emacs-lisp -(use-package smart-tabs-mode - :defer 1 - :config (progn - (smart-tabs-insinuate 'c 'cperl 'python) - (add-hook 'php-mode-hook (lambda () - (smart-tabs-mode indent-tabs-mode))))) -#+END_SRC - -** editorconfig - -#+BEGIN_SRC emacs-lisp -(use-package editorconfig - :config (editorconfig-mode 1)) -#+END_SRC - -** dtrt-indent-mode - -Sometimes people use different indentation settings. [[https://github.com/jscheid/dtrt-indent][dtrt-indent]] -guesses the correct settings for me. - -#+BEGIN_SRC emacs-lisp -(use-package dtrt-indent - :config (progn - (defun ap/dtrt-adapt-if-needed () - (unless editorconfig-mode - (dtrt-indent-adapt))) - (if (fboundp #'editorconfig-mode) - (add-hook 'after-change-major-mode-hook #'ap/dtrt-adapt-if-needed) - (add-hook 'after-change-major-mode-hook #'dtrt-indent-adapt)) - (defadvice dtrt-indent-try-set-offset (after toggle-smart-tabs activate) - (smart-tabs-mode (or indent-tabs-mode -1))))) -#+END_SRC - -* Security - -** password-store - -This is a frontend to the GPG-powered =pass= program. -#+BEGIN_SRC emacs-lisp -(use-package password-store - :defer 15 - :config (progn - (setq password-store-password-length 16))) -#+END_SRC -* Buffers - -** Ibuffer -Ibuffer is quite nice for listing all buffers. - -#+BEGIN_SRC emacs-lisp -(use-package ibuffer - :bind (("C-x C-b" . ibuffer)) - :config (progn - (setq ibuffer-saved-filter-groups - (quote (("default" - ("org" (mode . org-mode)) - ("emacs" (mode . emacs-lisp-mode)) - ("zsh" (filename . "/zsh")) - ("server" (filename . "/su:root@server")))))) - - ;; Human-readable base-2 size column - (define-ibuffer-column size-h - (:name "Size" :inline t) - (cond - ((> (buffer-size) 1024) - (format "%7.2fK" (/ (buffer-size) 1024.0))) - ((> (buffer-size) 1048576) - (format "%7.2fM" (/ (buffer-size) 1048576.0))) - (t - (format "%8d" (buffer-size))))) - - (setq ibuffer-formats - '((mark modified read-only " " - (name 18 18 :left :elide) - " " - (size-h 9 -1 :right) - " " - (mode 16 16 :left :elide) - " " - filename-and-process))))) -#+END_SRC - -** Relative Buffer names - -#+BEGIN_SRC emacs-lisp -(use-package relative-buffers - :defer 15 - :config (progn - (global-relative-buffers-mode))) -#+END_SRC -** Narrowing - -Enable it without prompting - -#+BEGIN_SRC emacs-lisp -(put 'narrow-to-defun 'disabled nil) -(put 'narrow-to-page 'disabled nil) -(put 'narrow-to-region 'disabled nil) -#+END_SRC - -** ace-window - -I don’t often have many windows open at once, but when I do, -=ace-window= is really nice to jump around them in the same way that -=ace-jump= or =avy= work. -#+BEGIN_SRC emacs-lisp -(use-package ace-window - :bind (("s-s" . ace-window)) - :config (progn - (setq aw-dispatch-always t - aw-dispatch-alist '((?k aw-delete-window " Ace - Delete Window") - (?K aw-delete-window) - (?m aw-swap-window " Ace - Swap Window") - (?f aw-flip-window) - (?v aw-split-window-vert " Ace - Split Vert Window") - (?b aw-split-window-horz " Ace - Split Horz Window") - (?m delete-other-windows " Ace - Maximize Window") - (?l delete-other-windows) - (?, winner-undo) - (?. winner-redo)) - aw-keys '(?a ?r ?s ?t ?n ?e ?i ?o)))) -#+END_SRC - -* Windows - -Scrolling is tricky. I use this setup to help me keep track of the -point whilst I’m moving about. - -#+BEGIN_SRC emacs-lisp -(setq scroll-conservatively 100 - scroll-margin 1 - scroll-preserve-screen-position t - mouse-wheel-scroll-amount '(1 ((shift) . 1) ((control))) - split-height-threshold 80 - split-width-threshold 160 - frame-resize-pixelwise nil) -(if (boundp 'ns-pop-up-frames) - (setq ns-pop-up-frames nil)) -#+END_SRC - -** winner - -Undo, for window-based commands. - -#+BEGIN_SRC emacs-lisp -(use-package winner - :config (setq winner-boring-buffers '("*Completions*" "*Help*" "*Apropos*" "*Buffer List*" "*info*" "*Compile-Log*")) - :init (progn - (winner-mode 1))) -#+END_SRC - -** windmove - -Directional window movement - -#+BEGIN_SRC emacs-lisp -(use-package windmove - :bind (("S-<left>" . windmove-left) - ("S-<right>" . windmove-right) - ("S-<up>" . windmove-up) - ("S-<down>" . windmove-down))) -#+END_SRC -* Completion - -Make built-in completion a bit more intelligent, by adding substring -and initial-based completion and ignoring case. - -#+BEGIN_SRC emacs-lisp -(setq completion-styles '(basic initials partial-completion substring) - completion-ignore-case t - tab-always-indent 'complete) -#+END_SRC - -** Company - -The main choices for automatic completion in Emacs are company and -auto-complete-mode. I’ve not tried auto-complete-mode as company -seems to work perfectly well for me. - -#+BEGIN_SRC emacs-lisp -(use-package company - :commands (company-mode) - :diminish "Cmpl" - :bind (("C-<tab>" . company-complete) - ("TAB" . company-indent-or-complete-common)) - :init (progn - (add-hook 'prog-mode-hook #'company-mode) - (setq company-backends '(company-bbdb company-web-html company-tern company-nxml company-css company-eclim company-semantic company-elisp - company-clang company-xcode company-cmake company-capf - company-files (company-gtags - company-etags company-keywords) company-oddmuse) - company-frontends '(company-pseudo-tooltip-unless-just-one-frontend - company-preview-frontend - company-echo-metadata-frontend) - company-idle-delay .3 - company-begin-commands '(self-insert-command) - company-auto-complete #'company-explicit-action-p - company-auto-complete-chars '(?\ ?\( ?\) ?.) - company-tooltip-align-annotations t))) -#+END_SRC - -#+BEGIN_SRC emacs-lisp -(use-package company-web - :after company) -#+END_SRC - -#+BEGIN_SRC emacs-lisp -(use-package company-nixos-options - :if (eq system-type 'gnu/linux) - :config (progn - (add-to-list 'company-backends 'company-nixos-options))) -#+END_SRC - -* Dates & Times - -** Calendar - -Weeks start on Monday for me and I prefer ISO-style dates. -#+BEGIN_SRC emacs-lisp -(use-package calendar - :defer 1 - :config (progn - (setq calendar-week-start-day 1) - (calendar-set-date-style 'iso))) -#+END_SRC - -Sometimes I want to insert a date or time into a buffer. -#+BEGIN_SRC emacs-lisp -(defun insert-date (prefix) - "Insert the current date. With prefix-argument, use British format. With - two prefix arguments, write out the day and month name." - (interactive "P") - (let ((format (cond - ((not prefix) "%Y-%m-%d") - ((equal prefix '(4)) "%d/%m/%Y") - ((equal prefix '(16)) "%A, %d %B %Y")))) - (insert (format-time-string format)))) - -(defun insert-datetime (prefix) - "Insert the current date and time." - (interactive "P") - (let ((format (cond - ((not prefix) "%Y-%m-%d %H:%M:%S") - ((equal prefix '(4)) "%Y-%m-%dT%H:%M:%SZ")))) - (insert (format-time-string format)))) -#+END_SRC - -#+BEGIN_SRC emacs-lisp -(defun yesterday-time () - "Provide the date/time 24 hours before the time now in the format of current-time." - (timer-relative-time (current-time) -86400)) -#+END_SRC - -* Directories - -Dired works quite nicely, but not always in the way I want. I don’t -like having so many prompts for recursive operations. Also, when I -have two dired windows open, assume that I’m going to be -copying/moving files between them. - -#+BEGIN_SRC emacs-lisp -(use-package dired - :defer 3 - :ensure nil - :config (progn - (bind-key "<return>" #'dired-find-file dired-mode-map) - (bind-key "^" (lambda () (interactive) (find-alternate-file "..")) dired-mode-map) - (setq dired-dwim-target t - dired-recursive-copies 'top - dired-recursive-deletes 'top - dired-listing-switches "-alh") - (when (and (eq system-type 'darwin) (executable-find "gls")) - (setq insert-directory-program (executable-find "gls"))) - (put 'dired-find-alternate-file 'disabled nil))) -#+END_SRC - -Don’t show uninteresting files in dired listings. - -#+BEGIN_SRC emacs-lisp -(defun turn-on-dired-omit-mode () - (interactive) - (dired-omit-mode 1)) - -(use-package dired-x - :commands (dired-omit-mode - dired-expunge) - :ensure nil - :config (progn - (setq dired-omit-files "#\\|\\.$" - dired-omit-verbose nil - dired-find-subdir t - dired-bind-jump nil)) - :init (progn - (add-hook 'dired-mode-hook #'turn-on-dired-omit-mode))) -#+END_SRC - -#+BEGIN_SRC emacs-lisp -(use-package dired+ - :defer 5 - :config (progn - (diredp-toggle-find-file-reuse-dir 1) - (unbind-key "C-h C-m" dired-mode-map))) -#+END_SRC - -Expand subfolders like a tree inside the parent - -#+BEGIN_SRC emacs-lisp -(with-eval-after-load 'dired - (use-package dired-subtree - :functions (dired-subtree--get-ov - dired-subtree-maybe-up) - :init (progn - (setq dired-subtree-use-backgrounds nil) - (defun dired-subtree-maybe-up () - "Jump up one subtree or directory" - (interactive) - (let ((ov (dired-subtree--get-ov))) - (if ov - (progn (goto-char (overlay-start ov)) - (dired-previous-line 1)) - (dired-up-directory)))) - (bind-key "^" #'dired-subtree-maybe-up dired-mode-map) - (bind-key "i" #'dired-subtree-toggle dired-mode-map)))) -#+END_SRC - -** Dired-narrow -One can already use dired with wildcards to browse a filtered -directory listing, but it opens a new buffer. Dired-narrow is a -slightly nicer interface: with a currently-open dired buffer, use =/= -to start filtering, =RET= to complete the filter and =g= to refresh -the buffer, removing the filter. - -#+BEGIN_SRC emacs-lisp -(with-eval-after-load 'dired - (use-package dired-narrow - :bind (:map dired-mode-map - ("/" . dired-narrow)))) -#+END_SRC - -* Documentation - -** ehelp - -ehelp is a less well-known package that’s part of Emacs and slightly -improves the normal help commands, mostly by making quitting them easier. - -#+BEGIN_SRC emacs-lisp -(use-package ehelp - :bind-keymap ("C-h" . ehelp-map)) -#+END_SRC -** counsel-dash - -Emacs’ documentation is great to read from inside Emacs. Counsel-dash -helps to make documentation for other languages easier to access - -#+BEGIN_SRC emacs-lisp -(defmacro ap/create-counsel-dash-hook (mode docsets) - (let* ((mode-s (symbol-name mode)) - (fun (intern (concat "counsel-dash-hook-" mode-s))) - (hook (intern (concat mode-s "-mode-hook")))) - `(progn - (defun ,fun () - (when (require 'counsel-dash nil :noerror) - (-each (-difference ',docsets - (helm-dash-installed-docsets)) - #'counsel-dash-install-docset) - (setq-local counsel-dash-docsets ',docsets))) - (add-hook (quote ,hook) (function ,fun))))) - -(use-package counsel-dash - :defer 20 - :defines counsel-dash-docsets - :config (progn - (setq counsel-dash-browser-func #'eww) - (ap/create-counsel-dash-hook nginx ("Nginx")) - (ap/create-counsel-dash-hook ansible ("Ansible")) - (ap/create-counsel-dash-hook php ("PHP" "Symfony")) - (ap/create-counsel-dash-hook twig ("Twig")) - (ap/create-counsel-dash-hook js2 ("JavaScript" "NodeJS" "jQuery" "Express" "SailsJS" "Lo-Dash")) - (ap/create-counsel-dash-hook markdown ("Markdown")) - (ap/create-counsel-dash-hook saltstack ("SaltStack")) - (ap/create-counsel-dash-hook clojure ("Clojure")) - (ap/create-counsel-dash-hook sql ("PostgreSQL" "MySQL")))) -#+END_SRC - -** discover-my-major - -A nicer way to browse keybindings for major modes. - -#+BEGIN_SRC emacs-lisp -(use-package discover-my-major - :bind ("<f1>" . discover-my-major)) -#+END_SRC - -** which-key - -Popup keybindings following a prefix automatically. - -#+BEGIN_SRC emacs-lisp -(use-package which-key - :diminish which-key-mode - :config (progn - (which-key-mode 1) - (which-key-setup-side-window-right-bottom))) -#+END_SRC - -** eldoc - -Documentation in the echo-area (where the minibuffer is displayed) is -rather useful. - -#+BEGIN_SRC emacs-lisp -(use-package eldoc - :commands (eldoc-mode) - :diminish eldoc-mode - :config (progn - (setq eldoc-idle-delay 0.1) - (eldoc-add-command 'paredit-backward-delete 'paredit-close-round))) -#+END_SRC -* Misc - -#+BEGIN_SRC emacs-lisp -(defvar *init-file* - (let ((init-file (or user-init-file - (expand-file-name "init.el" user-emacs-directory)))) - (expand-file-name "init.el" - (file-name-directory (file-truename init-file)))) - "Where the emacs init file really is, passing through symlinks.") -(set-register ?e `(file . ,*init-file*)) - -(defun ap/remove-extra-cr () - "Remove extraneous CR codes from a file" - (interactive) - (save-excursion - (goto-char (point-min)) - (while (search-forward " - " nil t) - (replace-match "")))) - -(use-package rect - :ensure nil - :init (defun copy-rectangle (start end) - "Copy the region-rectangle." - (interactive "r") - (setq killed-rectangle (extract-rectangle start end)))) - -(defun shell-execute (to-current-buffer) - (interactive "P") - (let ((file-buffer (if (buffer-file-name) - (file-name-nondirectory (buffer-file-name)) - "")) - (command (read-shell-command "Shell command: " nil nil nil))) - (shell-command (replace-regexp-in-string "%" file-buffer command) to-current-buffer))) - -(defun process-exit-code (program &rest args) - "Run PROGRAM with ARGS and return the exit code" - (apply 'call-process program nil nil nil args)) - -(defun narrow-to-region-indirect (start end) - "Restrict editing in this buffer to the current region, indirectly." - (interactive "r") - (deactivate-mark) - (let ((buf (clone-indirect-buffer nil nil))) - (with-current-buffer buf - (narrow-to-region start end)) - (switch-to-buffer buf))) - -(bind-key* "M-!" #'shell-execute) -(bind-key* "C-x r M-w" #'copy-rectangle) -#+END_SRC - -** Auxillary Configuration - -#+BEGIN_SRC emacs-lisp -(require 'pinentry) - -(defvar have-private-key - (file-exists-p (expand-file-name "secring.gpg" "~/.gnupg/"))) - -(defvar gpg-agent-ssh-sock - (or (getenv "GPG_AGENT_INFO") - (concat "/run/user/" (number-to-string (user-uid)) "/gnupg/S.gpg-agent.ssh"))) - -(defun read-gpg-file (file) - (let ((file-to-decrypt (expand-file-name file user-emacs-directory)) - (ctx (epg-make-context epa-protocol))) - (if (file-exists-p file-to-decrypt) - (epg-decrypt-file ctx file-to-decrypt nil) - (message "Decrypting %s...failed" file-to-decrypt) - (error "File %s does not exist" file-to-decrypt)))) - -(defun load-gpg (file) - (if have-private-key - (load file) - (message "WARNING: Couldn't load %s (No gpg key found)" file))) - -; load this in a post-frame hook because gpg-agent asks for a password on first -; startup and caches it. Don't want emacs daemon to hang because of gpg-agent. -(defun load-private-data () - (interactive) - (if (not have-private-key) - (message "ERROR: Private GPG key not found") - (unless (or (getenv "GPG_AGENT_INFO") - (getenv "SSH_AUTH_SOCK")) - (start-process "gpg-agent" nil "gpg-agent" "--daemon") - (setenv "SSH_AUTH_SOCK" gpg-agent-ssh-sock)) - (setq password-cache-expiry nil) - (unless (file-exists-p (concat pinentry--socket-dir "pinentry")) - (pinentry-start) - (add-hook 'kill-emacs-hook 'pinentry-stop)) - (add-to-list 'load-suffixes ".el.gpg") - (load-gpg (expand-file-name "private" user-emacs-directory)))) - -(defun first-frame-hook (frame) - (remove-hook 'after-make-frame-functions #'first-frame-hook) - (run-at-time nil nil 'load-private-data)) - -(if (eq 1 (length (frame-list))) - (add-hook 'after-init-hook #'load-private-data) - (add-hook 'after-make-frame-functions #'first-frame-hook)) -#+END_SRC - -* Minibuffer - -Sometimes I want to use the minibuffer, but I’m already inside it. -Fortunately, this is possible. Of course, I need to know how many -minibuffers there are on the stack. - -#+BEGIN_SRC emacs-lisp -(setq enable-recursive-minibuffers t) -(minibuffer-depth-indicate-mode t) -#+END_SRC - -This avoids some issue with the minibuffer and the point being behind -the prompt. I don’t remember what exactly. -#+BEGIN_SRC emacs-lisp -(setq minibuffer-prompt-properties '(read-only t point-entered minibuffer-avoid-prompt face minibuffer-prompt)) -#+END_SRC - -Occasionally, I exit emacs. I should probably reduce the frequency of this. -#+BEGIN_SRC emacs-lisp -(if (daemonp) - (defalias 'exit-emacs #'delete-frame) - (defalias 'exit-emacs #'save-buffers-kill-emacs)) -#+END_SRC - -** swiper/ivy - -Ivy is the new kid on the completion block. It seems to be a strong -replacement for helm so far. - -#+BEGIN_SRC emacs-lisp -(use-package swiper - :bind (("C-s" . swiper) - ("C-r" . swiper) - ("C-x i" . ivy-imenu-goto) - ("C-=" . swiper)) - :diminish ivy-mode - :demand t - :config (progn - (ivy-mode 1) - (setq ivy-re-builders-alist '((internal-complete-buffer . ivy--regex-fuzzy) - (t . ivy--regex-plus))) - (defun ivy-imenu-get-candidates-from (alist &optional prefix) - (cl-loop for elm in alist - nconc (if (imenu--subalist-p elm) - (ivy-imenu-get-candidates-from - (cl-loop for (e . v) in (cdr elm) collect - (cons e (if (integerp v) (copy-marker v) v))) - (concat prefix (if prefix ".") (car elm))) - (and (cdr elm) ; bug in imenu, should not be needed. - (setcdr elm (copy-marker (cdr elm))) ; Same as [1]. - (list (cons (concat prefix (if prefix ".") (car elm)) - (copy-marker (cdr elm)))))))) - - (defun ivy-imenu-goto () - "Go to buffer position" - (interactive) - (let ((imenu-auto-rescan t) items) - (unless (featurep 'imenu) - (require 'imenu nil t)) - (setq items (imenu--make-index-alist t)) - (ivy-read "imenu items:" - (ivy-imenu-get-candidates-from (delete (assoc "*Rescan*" items) items)) - :action (lambda (k) (goto-char k))))) - (ivy-set-actions 'ivy-switch-buffer '(("k" (lambda (x) - (kill-buffer x) - (ivy--reset-state ivy-last)) - "kill"))) - (add-to-list 'ivy-initial-inputs-alist '(counsel-M-x . "")))) -#+END_SRC - -** counsel - -#+BEGIN_SRC emacs-lisp -(use-package counsel - :config (progn - (bind-key "M-x" #'counsel-M-x) - (bind-key "<apps>" #'counsel-M-x) - (bind-key "<menu>" #'counsel-M-x) - (bind-key "C-c M-x" #'execute-extended-command) - (bind-key "C-x C-f" #'counsel-find-file) - (bind-key "M-y" #'counsel-yank-pop) - (bind-key "M-y" #'ivy-next-line ivy-minibuffer-map) - (defadvice counsel-find-file (after find-file-sudo activate) - "Find file as root if necessary." - (when (and buffer-file-name - (not (file-writable-p buffer-file-name))) - (message "File not writable %s" buffer-file-name) - (find-alternate-file (concat "/sudo::" buffer-file-name)))))) -#+END_SRC - - -** smex - -Smex is my favourite way to use =M-x=. Counsel’s =counsel-M-x= -function uses it internally, so I’m keeping it around, even though I -don’t use it directly. - -#+BEGIN_SRC emacs-lisp -(use-package smex - :commands (smex - smex-update - smex-initialize) - :config (progn - (setq smex-key-advice-ignore-menu-bar t - smex-auto-update nil) - (defun smex-update-after-load (_unused) - (if (boundp 'smex-cache) - (smex-update))) - (add-hook 'after-load-functions 'smex-update-after-load)) - :init (progn - (setq smex-history-length 100 - smex-save-file (concat user-emacs-directory - "smex-items")))) -#+END_SRC - -** cmd-to-echo - -I’ve been looking for some way to run programming projects (mostly -node.js) inside emacs. =cmd-to-echo= seems great for this, as new -output pops up in the echo area. - -#+BEGIN_SRC emacs-lisp -(use-package cmd-to-echo - :commands (cmd-to-echo) - :config (setq cmd-to-echo-add-output-to-process-buffers t)) -#+END_SRC -* Modes - -Setup some modes for systemd files -#+BEGIN_SRC emacs-lisp -(add-to-list 'auto-mode-alist '("\\.service\\'" . conf-mode)) -(add-to-list 'auto-mode-alist '("\\.target\\'" . conf-mode)) -(add-to-list 'auto-mode-alist '("\\.socket\\'" . conf-mode)) -#+END_SRC - -=direnv=’s files are basically shell scripts, it’s a nice way to -set environment variables for projects. -#+BEGIN_SRC emacs-lisp -(add-to-list 'auto-mode-alist '("\\.envrc\\'" . sh-mode)) -#+END_SRC - -Some modes that I don’t really customise much, mostly for -configuration files. -#+BEGIN_SRC emacs-lisp -(use-package xrdb-mode - :ensure nil - :mode (("\\.Xdefaults\\'" . xrdb-mode) - ("\\.Xresources\\'" . xrdb-mode))) - -(use-package haskell-mode - :mode (("\\.hs\\'" . haskell-mode))) - -(use-package dockerfile-mode - :mode (("Dockerfile\\'" . dockerfile-mode))) - -(use-package nix-mode - :mode (("\\.nix\\'" . nix-mode))) - -(define-derived-mode xmonad-mode haskell-mode "XM") -(add-to-list 'auto-mode-alist '("xmobarrc\\'" . xmonad-mode)) -(add-to-list 'auto-mode-alist '("xmonad.hs\\'" . xmonad-mode)) - -(use-package nginx-mode - :defer t - :mode (("/nginx/servers/" . nginx-mode) - ("/nginx/.*\\.d/" . nginx-mode))) - -(use-package lua-mode - :defer t) - -(use-package ruby-mode - :mode (("\\.rb\\'" . ruby-mode) - ("\\.cap\\'" . ruby-mode))) - -(use-package go-mode - :mode (("\\.go\\'" . go-mode))) - -(use-package jinja2-mode - :mode (("\\.j2\\'" . jinja2-mode) - ("\\.jinja\\'" . jinja2-mode))) - -(use-package scss-mode - :defer t - :config (progn - (setq scss-compile-at-save nil))) - -(use-package yaml-mode - :mode (("/group_vars/.*" . yaml-mode) - ("/host_vars/.*" . yaml-mode))) - -(define-derived-mode ansible-mode yaml-mode "Ansible") -(add-to-list 'auto-mode-alist '("\\(?:ansible.+\\|roles/.+/\\(?:tasks\\|handlers\\)\\)/.+\\.yml\\'" . ansible-mode)) - -(define-derived-mode saltstack-mode yaml-mode "Salt") -(add-to-list 'auto-mode-alist '("\\.sls\\'" . saltstack-mode)) -#+END_SRC - -** ledger - -I use [[http://ledger-cli.org/][=ledger=]] to manage my finances. It has an Emacs mode, which -works really nicely. - -#+BEGIN_SRC emacs-lisp -(use-package ledger-mode - :mode ("\\.ledger\\'" . ledger-mode) - :init (progn - (defun open-budget () - (interactive) - (projectile-switch-project-by-name "~/Sync/Default") - (find-file (expand-file-name "ledger/my.ledger" (projectile-project-root))) - (ledger-report "Budget (Cumulative)" nil))) - :config (progn - (setq ledger-use-iso-dates t - ledger-post-use-completion-engine :built-in - ledger-reconcile-default-commodity "€" - ledger-clear-whole-transactions t - ledger-narrow-on-reconcile t - ledger-default-date-format "%Y-%m-%d" - ledger-reports '(("Monthly Expenses" "ledger -f %(ledger-file) reg -M Expenses --real -l \"payee != 'Opening Balances'\"") - ("Expenses:This Month" "ledger -f %(ledger-file) bal \\^Expenses -p \"this month\"") - ("On-budget Balances" "ledger -f %(ledger-file) bal --current -R :Budget: Assets:Receivable Liabilities:Personal") - ("All Account Balances" "ledger -f %(ledger-file) bal --current -R \\^Assets \\^Liabilities") - ("Budget Values (Current Month)" "ledger -f %(ledger-file) bal -p \"this month\" --limit \"payee=~/budget/\" \\^Funds") - ("Budget (Cumulative)" "ledger -f %(ledger-file) bal -E \\^Funds \\^Assets:Budget$") - ("Budget Allocation" "ledger -f %(ledger-file) bal -p \"this month\" --limit \"payee=~/budget/\" \\^Funds --format \"\\ - %-17((depth_spacer)+(partial_account))\\ - %10(percent(market(display_total), market(parent.total)))\\ - %16(market(display_total))\n%/\"") - ("bal" "ledger -f %(ledger-file) bal") - ("reg" "ledger -f %(ledger-file) reg") - ("equity" "ledger -f %(ledger-file) equity") - ("payee" "ledger -f %(ledger-file) reg @%(payee)") - ("account" "ledger -f %(ledger-file) reg %(account)"))))) -#+END_SRC - -** Markdown - -#+BEGIN_SRC emacs-lisp -(use-package markdown-mode - :defer t - :config (progn - (add-hook 'markdown-mode-hook #'turn-on-auto-fill))) -#+END_SRC - -** Org - -Org is wünderbar. - -#+BEGIN_SRC emacs-lisp -(use-package org - :bind (("C-c C-a" . org-agenda-list) - ("C-c a" . org-agenda) - ("C-c l" . org-store-link)) - :defer 8 - :init (setq org-replace-disputed-keys t - org-ellipsis "…") - :config (progn - (setq org-directory "~/Sync/org" - org-agenda-files `(,(concat org-directory "/agenda")) - - org-default-notes-file (concat org-directory "/notes") - - ;; ‘Remember’: new items at top - org-reverse-note-order t - - org-modules '(org-protocol) - - ;; Add time done to ‘done’ tasks - org-log-done 'time - - org-list-allow-alphabetical t - - org-adapt-indentation nil - - org-pretty-entities t - - org-table-duration-custom-format 'seconds - - org-src-fontify-natively nil - - org-export-have-math t - - org-blank-before-new-entry '((heading . t) - (plain-list-item . auto)) - org-fontify-done-headline t - - org-todo-keywords '((sequence "BACKLOG(b)" "TODO(t)" "WAIT(w@/!)" "STARTED(s!)" "|" "DONE(d!)") - (sequence "|" "CANCELLED(c@)")) - org-log-into-drawer "LOGBOOK") - (set-register ?o `(file . ,(expand-file-name "organiser.org" org-directory))) - (add-hook 'org-mode-hook #'turn-on-auto-fill) - (org-load-modules-maybe t))) -#+END_SRC - -**** org-babel - -Org’s babel feature is really nice. I use it for this file, and I can -use it to communicate between programming languages. Sometime I hope -to have my =ledger= setup in an org file with some graph processing -with R or something. - -#+BEGIN_SRC emacs-lisp -(use-package ob-core - :defer t - :ensure nil - :config (progn - (org-babel-do-load-languages 'org-babel-load-languages - '((ledger . t) - (sh . t))) - (setq org-src-tab-acts-natively t - org-edit-src-content-indentation 0 - org-src-preserve-indentation t))) -#+END_SRC - -**** org-journal - -I can use this to keep a journal. I should use it. - -#+BEGIN_SRC emacs-lisp -(use-package org-journal - :bind ("s-j" . org-journal-new-entry) - :defer 20 - :config (progn - (setq org-journal-date-format "%A, %d %B %Y") - (defun org-journal-display-entry-yesterday () - "Show org-journal entry for yesterday" - (interactive) - (org-journal-read-or-display-entry (yesterday-time))))) -#+END_SRC - -**** org-mobile - -#+BEGIN_SRC emacs-lisp -(defun ap/org-mobile-pull (descriptor action file) - (org-mobile-pull)) -(use-package org-mobile - :defer 30 - :ensure nil - :disabled t - :config (progn - (setq org-mobile-directory "~/Mobile/Org" - org-mobile-inbox-for-pull "~/Mobile/Org/from-mobile.org") - (defvar org-mobile-push-timer nil - "Timer that `org-mobile-push-timer' used to reschedule itself, or nil.") - - (defun org-mobile-push-with-delay (secs) - (when org-mobile-push-timer - (cancel-timer org-mobile-push-timer)) - (setq org-mobile-push-timer - (run-with-idle-timer - (* 1 secs) nil 'org-mobile-push))) - - (add-hook 'after-save-hook - (lambda () - (when (eq major-mode 'org-mode) - (dolist (file (org-mobile-files-alist)) - (if (string= (file-truename (expand-file-name (car file))) - (file-truename (buffer-file-name))) - (org-mobile-push-with-delay 30)))))) - - (run-at-time "00:05" 86400 '(lambda () (org-mobile-push-with-delay 1))) ;; refreshes agenda file each day - (org-mobile-pull) ;; run org-mobile-pull at startup - - (defvar org-mobile-watcher nil) - (when file-notify--library - (let ((org-file (expand-file-name - (concat - (file-name-as-directory org-mobile-directory) - org-mobile-capture-file)))) - (setq org-mobile-watcher - (file-notify-add-watch org-file '(change) #'ap/org-mobile-pull)))))) -#+END_SRC - -**** org-caldav - -I’ve setup CalDAV on my server, it would be nice to use it directly -from org-mode. Previously I had to wait for org-mobile to sync and -write to the Android calendar, and then for DAVDroid to sync with the server. - -#+BEGIN_SRC emacs-lisp -(use-package org-caldav - :defer 30 - :config (progn - (setq org-caldav-url "https://calendar.alanpearce.uk/alan" - org-caldav-calendar-id "caldav" - org-caldav-inbox (concat org-directory "/agenda/caldav.org") - org-caldav-files `(,(concat org-directory "/agenda/organiser.org")) - org-icalendar-timezone "Europe/Berlin" - org-icalendar-use-scheduled '(event-if-todo event-if-not-todo todo-start) - org-icalendar-use-deadline '(event-if-todo event-if-not-todo todo-due) - org-icalendar-alarm-time 60))) -#+END_SRC - -**** org-page - -I would like to convert my website from using hugo to something else -that I can work with nicely from inside Emacs. I wonder if org-page -will do the trick. - -#+BEGIN_SRC emacs-lisp -(use-package org-page - :config (progn - (setq op/site-domain "https://alanpearce.uk/" - op/repository-directory "~/projects/alanpearce/" - op/personal-github-link "https://github.com/alanpearce"))) -#+END_SRC - -* Music -Emacs actually supports playing music via mpd. - -#+BEGIN_SRC emacs-lisp -(use-package mpc - :defer t - :config (progn - (setq mpc-browser-tags '(Genre Albumartist|Composer|Performer Album|Playlist)))) -#+END_SRC -* Programming -** flycheck - -On-the-fly error checking in programming modes? Yes please. - -#+BEGIN_SRC emacs-lisp -(use-package flycheck - :diminish " ✓" - :defer 5 - :config (progn - (global-flycheck-mode) - (setq flycheck-check-syntax-automatically '(save new-line mode-enabled)) - (if (executable-find "eslint_d") - (setq flycheck-javascript-eslint-executable (executable-find "eslint_d"))))) -#+END_SRC - -** golang - -Go has a few packages to inter-operate with other emacs packages. - -#+BEGIN_SRC emacs-lisp -(use-package company-go - :commands company-go - :config (progn - (setq company-go-show-annotation t)) - :init (progn - (defun ap/company-go-setup () - (set (make-local-variable 'company-backends) - '(company-go))) - (add-hook 'go-mode-hook #'ap/company-go-setup))) - -(use-package go-eldoc - :commands go-eldoc-setup - :init (progn - (add-hook 'go-mode-hook #'go-eldoc-setup))) - -(use-package go-projectile - :defer t - :config (progn - (setq go-projectile-switch-gopath 'maybe))) - - -#+END_SRC - -** ggtags - -A nice completion backend for programming modes. - -#+BEGIN_SRC emacs-lisp -(use-package ggtags - :disabled t - :commands turn-on-ggtags-mode - :functions (ggtags-navigation-mode-abort) - :config (progn - (bind-key "q" #'ggtags-navigation-mode-abort ggtags-navigation-mode-map)) - :init (progn - (defun turn-on-ggtags-mode () - (interactive) - (ggtags-mode 1)) - (add-hook 'c-mode-common-hook #'turn-on-ggtags-mode))) -#+END_SRC - -** Lisps - -*** All - -Lisp modes don’t seem to have a common ancestor. So I made a custom -hook which I trigger in every lispy-mode. - -#+BEGIN_SRC emacs-lisp -(defcustom lisp-mode-common-hook nil - "Hook run when entering any Lisp mode." - :type 'hook - :group 'lisp) - -(defun ap/lisp-setup () - (run-hooks 'lisp-mode-common-hook)) -#+END_SRC - -**** Redshank - -Lisp syntax allows for really easy refactoring. Redshank gives some -operations that aren’t part of paredit, like extracting variables into -let bindings. -#+BEGIN_SRC emacs-lisp -(use-package redshank - :diminish " Λ" - :after (paredit) - :config (progn - (add-hook 'lisp-mode-common-hook #'turn-on-redshank-mode))) -#+END_SRC - -*** Emacs Lisp - -Customise the modeline-display of =emacs-lisp-mode=. Then make sure -it runs the common lisp hooks. - -#+BEGIN_SRC emacs-lisp -(add-hook 'emacs-lisp-mode-hook #'ap/lisp-setup) -(add-hook 'emacs-lisp-mode-hook #'eldoc-mode) -#+END_SRC - -Go-to function for elisp. Except it works through the entire Emacs ecosystem. - -#+BEGIN_SRC emacs-lisp -(use-package elisp-slime-nav - :commands elisp-slime-nav-mode - :diminish elisp-slime-nav-mode - :init (progn - (add-hook 'emacs-lisp-mode-hook #'elisp-slime-nav-mode))) -#+END_SRC - -Interactive elisp - -#+BEGIN_SRC emacs-lisp -(use-package ielm - :defer t - :ensure nil - :config (progn - (add-hook 'ielm-mode-hook (lambda () - (run-hooks 'lisp-mode-common-hook))))) -#+END_SRC - -*** Scheme & Lisp - -I don’t work with these as often as I would like - -#+BEGIN_SRC emacs-lisp -(add-hook 'scheme-mode-hook #'ap/lisp-setup) -(add-hook 'lisp-mode-hook #'ap/lisp-setup) -(defun set-common-lisp-indentation () - (set (make-local-variable 'lisp-indent-function) - #'common-lisp-indent-function)) -(add-hook 'lisp-mode-hook #'set-common-lisp-indentation) -#+END_SRC - -**** geiser - -A REPL thing for Scheme. Hopefully I’ll get to use it more in the -future. - -#+BEGIN_SRC emacs-lisp -(use-package geiser - :commands (geiser-mode - geiser - run-geiser - run-racket)) -#+END_SRC - -**** slime - -A REPL thing (and more) for Lisp. - -#+BEGIN_SRC emacs-lisp -(use-package slime - :commands (slime) - :config (progn - (let ((ql-slime-helper (expand-file-name "~/quicklisp/slime-helper.el"))) - (if (file-exists-p ql-slime-helper) - (load ql-slime-helper)) - (slime-setup)) - (setq inferior-lisp-program (executable-find "sbcl")))) -#+END_SRC - -*** Clojure - -#+BEGIN_SRC emacs-lisp -(use-package clojure-mode - :defer t - :init (progn - (add-hook 'cider-repl-mode-hook (lambda () (highlight-changes-mode -1))) - (add-hook 'clojure-mode-hook #'ap/lisp-setup))) - -(use-package clj-refactor - :defer t - :functions (clj-refactor-mode cljr-add-keybindings-with-prefix) - :config (progn - (cljr-add-keybindings-with-prefix "C-c C-m")) - :init (progn - (defun turn-on-clj-refactor-mode () - (clj-refactor-mode 1)) - (add-hook 'clojure-mode-hook #'turn-on-clj-refactor-mode))) -#+END_SRC - -**** cider - -A REPL thing for Clojure - -#+BEGIN_SRC emacs-lisp -(use-package cider - :defer t - :config (progn - (setq nrepl-hide-special-buffers t) - (unbind-key "C-c C-f" cider-mode-map) - (add-hook 'cider-mode-hook #'eldoc-mode))) -#+END_SRC - -** Auto-compile - -Auto-compile emacs lisp when saving. -#+BEGIN_SRC emacs-lisp -(use-package auto-compile - :defer t - :init (add-hook 'emacs-lisp-mode-hook #'auto-compile-on-save-mode)) -#+END_SRC - -** cc-mode - -Although I don’t use C or C++, setting up the mode is helpful because -quite a few other modes are derived from it. - -#+BEGIN_SRC emacs-lisp -(use-package cc-mode - :defer 5 - :init (progn - (add-hook 'c-mode-common-hook #'electric-indent-mode)) - :config (progn - (setq c-default-style '((java-mode . "java") - (awk-mode . "awk") - (other . "k&r")) - c-basic-offset 4) - (c-set-offset 'case-label '+))) -#+END_SRC - -** quickrun - -It’s nice to be able to quickly evaluate some code. Although I don’t -really seem to use it. -#+BEGIN_SRC emacs-lisp -(use-package quickrun - :bind (("C-c C-e" . quickrun))) -#+END_SRC - -** Scala - -Let’s try using Scala. - -#+BEGIN_SRC emacs-lisp -(use-package scala-mode - :pin melpa-stable) -#+END_SRC - -And add ensime, an IDE-style environment. - -#+BEGIN_SRC emacs-lisp -(use-package ensime - :pin melpa-stable) -#+END_SRC - -** Web development - -*** js2-mode - -This mode is really great for editing Javascript. It turns code into -an AST internally, so it can work with it almost like a lisp. I don’t -think there’s anything as good as paredit/redshank for refactoring in -it though - -#+BEGIN_SRC emacs-lisp -(use-package js2-mode - :mode (("\\.js\\'" . js2-mode) - ("\\.jsx\\'" . js2-jsx-mode)) - :interpreter ("node" . js2-mode) - :functions js2-next-error - :config (progn - (define-key js2-mode-map [menu-bar Javascript] nil) - (defun js2--imenu-around (do-it name) - "Don't create a menu from js2-mode" - (if (and (not (string-equal name "IM-Javascript-IDE")) - (fboundp #'do-it)) - (do-it name))) - (advice-add 'imenu-add-to-menubar :around #'js2--imenu-around) - (defun ap/js2-prev-error () - (interactive) - (js2-next-error -1)) - (bind-key "M-g M-n" #'js2-next-error js2-mode-map) - (bind-key "M-g M-p" #'ap/js2-prev-error js2-mode-map) - (setq js2-basic-offset 2 - js2-include-node-externs t))) -#+END_SRC - -**** jade (not pug) - -Javascript with an inferior node.js process and a debugger? Awesome. - -To debug with node, use version 6.9.1 or later of node and run it with -~--inspect~ and, to break on the first line, ~--debug-brk~. - -For Chrom*, it needs to be launched with ~--remote-debugging-port=9222~ - -#+BEGIN_SRC emacs-lisp -(use-package jade - :config (progn - (add-hook 'js2-mode-hook #'jade-interaction-mode))) -#+END_SRC - -*** coffee-mode - -#+BEGIN_SRC emacs-lisp -(use-package coffee-mode - :mode ("\\.coffee\\'" . coffee-mode) - :config (progn - (setq coffee-indent-like-python-mode t))) -#+END_SRC - -*** tern - -Tern understands javascript. It adds really clever documented -completions, besides other IDE-like things. - -#+BEGIN_SRC emacs-lisp -(use-package tern - :commands ap/enable-tern - :if (executable-find "tern") - :defer 5 - :config (progn - (setq tern-command (list (executable-find "tern"))) - (defun ap/enable-tern () - (tern-mode 1)) - (add-hook 'js2-mode-hook #'ap/enable-tern) - (add-hook 'web-mode-hook #'ap/enable-tern))) - -(with-eval-after-load 'tern - (use-package company-tern)) -#+END_SRC - -*** json-mode - -#+BEGIN_SRC emacs-lisp -(use-package json-mode - :mode (("\\.json\\'" . json-mode) - ("\\.sailsrc\\'" . json-mode) - ("composer\\.lock\\'" . json-mode) - ("\\.tern-project\\'" . json-mode))) -#+END_SRC - -*** restclient - -Restclient is really nice. It’s like a scratchpad for HTTP api -calls. Feels a bit like using =org-babel=. I wonder if there’s an -integration between the two yet. - -#+BEGIN_SRC emacs-lisp -(use-package restclient - :mode ("\\.api\\'" . restclient-mode) - :config (progn - (defun imenu-restclient-sections () - (setq imenu-prev-index-position-function nil) - (add-to-list 'imenu-generic-expression '("Services" "^## ?\\(.+\\)$" 1) t) - (add-to-list 'imenu-generic-expression '("Calls" "^# ?\\(.+\\)$" 1) t)) - (add-hook 'restclient-mode-hook #'imenu-restclient-sections))) - -(use-package company-restclient - :after (company restclient) - :init (add-to-list 'company-backends #'company-restclient t)) -#+END_SRC - -*** sgml-mode - -This is for HTML, since old versions of HTML were derived from SGML. -#+BEGIN_SRC emacs-lisp -(use-package sgml-mode - :defer t - :config (setq sgml-basic-offset 2)) -#+END_SRC - -*** emmet-mode - -Emmet is really nice to write HTML quickly. Especially with -frameworks that require multiple nested elements to do anything useful. -#+BEGIN_SRC emacs-lisp -(use-package emmet-mode - :commands (emmet-mode) - :diminish (emmet-mode . " >") - :init (progn - (setq emmet-indentation 2) - (add-hook 'web-mode-hook #'emmet-mode))) -#+END_SRC - -*** web-mode - -This mode handles just about every templating language out ther, which -is really nice, because it handles the HTML part the same way in all -of them as well. - -#+BEGIN_SRC emacs-lisp -(use-package web-mode - :mode (("/views/.*\\.php\\'" . web-mode) - ("\\.html\\'" . web-mode) - ("/templates/.*\\.php\\'" . web-mode) - ("\\.ejs\\'" . web-mode)) - :config (progn - (setq web-mode-code-indent-offset 2 - web-mode-css-indent-offset 2 - web-mode-markup-indent-offset 2 - web-mode-style-padding 0 - web-mode-script-padding 0 - web-mode-comment-style 2 - web-mode-enable-auto-pairing nil - web-mode-enable-auto-quoting nil) - (sp-local-pair '(web-mode) "<%" "%>"))) -#+END_SRC - -I derived a mode for twig, in order to use its =mode-hook=. - -#+BEGIN_SRC emacs-lisp -(define-derived-mode twig-mode web-mode "Twig") -(add-to-list 'auto-mode-alist '("\\.html\\.twig\\'" . twig-mode)) -#+END_SRC - -* Spelling - -#+BEGIN_SRC emacs-lisp -(use-package ispell - :bind (("<f8>" . ispell-word)) - :config (progn - (cond - ((executable-find "aspell") (setq ispell-program-name "aspell" - ispell-dictionary "british" - ispell-really-aspell t - ispell-really-hunspell nil)) - ((executable-find "hunspell") (setq ispell-program-name "hunspell" - ispell-really-aspell nil - ispell-really-hunspell t))))) -#+END_SRC - -* Scripting - -Make a shell-script buffer executable after saving it, if it has a shebang. - -#+BEGIN_SRC emacs-lisp -(add-hook 'after-save-hook - #'executable-make-buffer-file-executable-if-script-p) - -(use-package sh-script - :mode (("\\.zsh\\'" . shell-script-mode) - ("zshenv\\'" . shell-script-mode) - ("zshrc\\'" . shell-script-mode)) - :config (setq sh-shell-file "/usr/bin/env zsh" - sh-indentation 2 - sh-basic-offset 2)) -#+END_SRC - -#+BEGIN_SRC emacs-lisp -(add-hook 'shell-mode-hook 'ansi-color-for-comint-mode-on) -#+END_SRC - -** eshell - -I should try to get into the habit of using this more. It’s really -nice, when I remember to use it. - -#+BEGIN_SRC emacs-lisp -(use-package eshell - :bind ("C-c s" . eshell) - :config (progn - (setq eshell-directory-name "~/.emacs.d/eshell" - eshell-prompt-function (lambda () - (concat - (eshell/pwd) - "\n$ "))) - (add-hook 'eshell-load-hook (lambda () - (bind-key "C-c C-l" #'counsel-esh-history eshell-mode-map))))) - -(use-package em-smart - :ensure nil - :commands eshell-smart-initialize - :init (progn - (add-hook 'eshell-load-hook #'eshell-smart-initialize)) - :config (progn - (setq eshell-where-to-jump 'begin - eshell-review-quick-commands nil - eshell-smart-space-goes-to-end t))) - -(autoload #'eshell/cd "em-dirs") -(defun eshell-goto-current-dir (&optional arg) - (interactive "P") - (let ((dir default-directory)) - (eshell arg) - (eshell/cd dir))) -(bind-key "C-c S" #'eshell-goto-current-dir) - - -#+END_SRC - -*** Shells - -#+BEGIN_SRC emacs-lisp -(use-package shell - :defer t - :ensure nil - :config (define-key shell-mode-map - (kbd "C-d") 'comint-delchar-or-eof-or-kill-buffer)) - -(use-package comint - :defer t - :ensure nil - :config (bind-key "C-c C-l" #'counsel-shell-history comint-mode-map)) - -(defun comint-delchar-or-eof-or-kill-buffer (arg) - (interactive "p") - (if (null (get-buffer-process (current-buffer))) - (kill-buffer) - (comint-delchar-or-maybe-eof arg))) -#+END_SRC - -* Text editing - -Emacs has an editor within. - -#+BEGIN_SRC emacs-lisp -(put 'upcase-region 'disabled nil) -(put 'downcase-region 'disabled nil) -(setq sentence-end-double-space t - line-move-visual nil) -#+END_SRC - -** align - -=Align= is a useful command to line things up, once given some rules. -The most important one for me is JSON property alignment. - -#+BEGIN_SRC emacs-lisp -(use-package align - :defer 10 - :ensure nil - :config (progn - (add-to-list 'align-rules-list - '(colon-key-value - (regexp . ":\\(\\s-*\\)") - (modes . '(js2-mode)))))) -#+END_SRC - -** Clipboard - -I like to use the clipboard more than the primary selection in X11. - -#+BEGIN_SRC emacs-lisp -(setq x-select-enable-clipboard t - save-interprogram-paste-before-kill t) -(if (functionp 'x-cut-buffer-or-selection-value) - (setq interprogram-paste-function 'x-cut-buffer-or-selection-value)) -(when (boundp 'x-select-request-type) - (setq x-select-request-type '(UTF8_STRING COMPOUND_TEXT TEXT STRING))) -#+END_SRC - -*** Copy formatted code - -#+BEGIN_SRC emacs-lisp -(bind-key* "C-c w" (define-prefix-command 'copy-as-map)) -(use-package copy-as-format - :bind (("C-c C-w" . copy-as-format) - :map copy-as-map - ("b" . copy-as-format-bitbucket) - ("g" . copy-as-format-github) - ("h" . copy-as-format-hipchat) - ("w" . copy-as-format-html) - ("j" . copy-as-format-jira) - ("m" . copy-as-format-markdown) - ("s" . copy-as-format-slack))) -#+END_SRC - -** - -** Selection - -I’m quite used to deleting text by selecting it and typing. Emacs has -a mode for that. - -#+BEGIN_SRC emacs-lisp -(delete-selection-mode t) -#+END_SRC - -Sub-word movement is really nice for camel- and Pascal-case - -#+BEGIN_SRC emacs-lisp -(use-package subword - :diminish subword-mode - :init (global-subword-mode t)) -#+END_SRC - -I find that =zap-up-to-char= normally makes more sense to me than -=zap-to-char=. - -#+BEGIN_SRC emacs-lisp -(use-package misc - :ensure nil - :bind (("M-z" . zap-up-to-char) - ("M-Z" . zap-to-char))) -#+END_SRC - -Expanding the region by semantic units was something I quite liked -from Sublime Text. As always, there’s a mode for that. - -#+BEGIN_SRC emacs-lisp -(use-package expand-region - :bind ("C-M-SPC" . er/expand-region) - :config (setq expand-region-fast-keys-enabled nil)) -#+END_SRC - -** avy - -Avy is a really nice way to move around files, like ace-jump-mode, but -somehow I prefer it. - -#+BEGIN_SRC emacs-lisp -(use-package avy - :bind* (("M-g g" . avy-goto-line) - ("M-g M-g" . avy-goto-line) - ("C-|" . avy-goto-line) - ("M-r" . avy-goto-word-1) - ("C-c SPC" . avy-goto-char-timer)) - :config (progn - (avy-setup-default) - (setq avy-all-windows nil - avy-keys '(?a ?r ?s ?t ?d ?h ?n ?e ?i ?\;)))) -#+END_SRC - -*** ace-link - -Visit any link. Despite the name, this works with avy. - -#+BEGIN_SRC emacs-lisp -(use-package ace-link - :after avy - :config (progn - (ace-link-setup-default) - (with-eval-after-load "gnus" - (bind-key "M-o" #'ace-link-gnus gnus-summary-mode-map) - (bind-key "M-o" #'ace-link-gnus gnus-article-mode-map)))) -#+END_SRC - -** goto-chg - -This is like popping the mark, only it filters to only change areas -and doesn’t go back to the same place more than once. - -#+BEGIN_SRC emacs-lisp -(use-package goto-chg - :bind ("C-c C-SPC" . goto-last-change)) -#+END_SRC - -** multiple-cursors - -I mentioned before that I’d used Sublime Text before. Multiple -cursors was one of my favourite features, so I was really happy when I -saw that multiple-cursors was released for Emacs. - -#+BEGIN_SRC emacs-lisp -(use-package multiple-cursors - :defer 1 - :config (progn - (bind-key "C-." #'mc/mark-next-like-this) - (bind-key "C-," #'mc/mark-previous-like-this) - (bind-key "M-<f3>" #'mc/mark-all-like-this-dwim) - (bind-key "C-<f3>" #'mc/mark-more-like-this-extended) - (bind-key "C-S-L" #'mc/edit-lines))) -#+END_SRC - -** paredit - -Balanced parentheses in lisps are nice, but all the refactoring and -movement commands are much more interesting. - -#+BEGIN_SRC emacs-lisp -(use-package paredit - :diminish "()" - :config (progn - (add-hook 'lisp-mode-common-hook #'enable-paredit-mode) - (put #'paredit-forward-delete 'delete-selection 'supersede) - (put #'paredit-backward-delete 'delete-selection 'supersede) - (add-hook 'eval-expression-minibuffer-setup-hook #'enable-paredit-mode))) -#+END_SRC - -** smartparens - -I like to use smartparens where paredit isn’t already useful. Somehow -I didn’t find smartparens’ implementation of paredit style to be as -nice as the real version - -#+BEGIN_SRC emacs-lisp -(eval-when-compile (require 'smartparens nil :noerror)) -(use-package smartparens-config - :ensure smartparens - :config (progn - (sp-use-smartparens-bindings) - (setq sp-highlight-pair-overlay nil) - (fset 'wrap-with-paren "\C-](") ;; `sp-select-next-thing-exchange' - (bind-key "C-(" #'wrap-with-paren smartparens-mode-map) - (bind-key "C-)" #'sp-forward-slurp-sexp smartparens-mode-map) - (bind-key "M-<backspace>" #'backward-kill-word smartparens-mode-map) - (bind-key "M-?" #'sp-convolute-sexp smartparens-mode-map) - (bind-key "C-M-t" #'sp-transpose-sexp smartparens-mode-map) - (bind-key "M-R" #'sp-raise-sexp smartparens-mode-map) - (bind-key "M-S" #'sp-splice-sexp smartparens-mode-map) - (bind-key "C-M-s" #'sp-split-sexp smartparens-mode-map) - (bind-key "M-J" #'sp-join-sexp smartparens-mode-map) - (bind-key "M-<up>" #'sp-splice-sexp-killing-backward smartparens-mode-map) - (bind-key "M-<down>" #'sp-splice-sexp-killing-forward smartparens-mode-map) - (bind-key "C-M-S-k" #'sp-kill-hybrid-sexp smartparens-mode-map) - (bind-key "C-S-<right>" #'sp-slurp-hybrid-sexp smartparens-mode-map) - (sp-with-modes '(twig-mode) - (sp-local-pair "{%" "%}") - (sp-local-pair "{{" "}}")) - (show-smartparens-global-mode t) - (smartparens-global-strict-mode t) - (add-hook 'lisp-mode-common-hook #'turn-off-smartparens-mode) - (add-hook 'coffee-mode-hook #'turn-off-smartparens-mode))) -#+END_SRC - -** smart-scan - -Move between instances of a symbol - -#+BEGIN_SRC emacs-lisp -(use-package smartscan - :config (progn - (smartscan-mode 1))) -#+END_SRC - -** move-text - -Transposing lines, made easier. - -#+BEGIN_SRC emacs-lisp -(use-package move-text - :config (move-text-default-bindings)) -#+END_SRC - -** undo-tree - -Emacs’ default handling of undo is a bit confusing. Undo-tree makes -it much clearer. It’s especially helpful for protoyping and refactoring. - -#+BEGIN_SRC emacs-lisp -(use-package undo-tree - :config (progn - (global-undo-tree-mode) - ;; Keep region when undoing in region - (defadvice undo-tree-undo (around keep-region activate) - (if (use-region-p) - (let ((m (set-marker (make-marker) (mark))) - (p (set-marker (make-marker) (point)))) - ad-do-it - (goto-char p) - (set-mark m) - (set-marker p nil) - (set-marker m nil)) - ad-do-it))) - :diminish undo-tree-mode) -#+END_SRC - -** replace - -#+BEGIN_SRC emacs-lisp -(use-package replace - :defer t - :config (progn - (setq case-replace nil))) -#+END_SRC - -** visual-regexp - -I don’t always remember exactly how Emacs’ regular expressions work, -so this package is pretty useful because it highlights everything in -the buffer for me. - -#+BEGIN_SRC emacs-lisp -(use-package visual-regexp - :bind (("C-c r" . vr/replace) - ("C-c q" . vr/query-replace) - ("C-c m" . vc/mc-mark))) -#+END_SRC -* Tangling - -Taken from [[https://github.com/larstvei/dot-emacs/blob/master/init.org][larstvei/dot-emacs]]. I changed it so that it would work with -my current dotfiles repository structure and work asynchronously, -thanks to [[https://github.com/jwiegley/emacs-async][jwiegley/emacs-async]]. - -We can use =C-c C-v t= to run =org-babel-tangle=, which extracts the -code blocks from the current file into a source-specific file (in this -case a =.el=-file). - -To avoid doing this each time a change is made we can add a function -to the =after-save-hook= ensuring to always tangle and byte-compile -the =org=-document after changes. - -#+BEGIN_SRC emacs-lisp -(use-package async - :commands (async-start) - :defer 2) - -(defun tangle-if-init () - "If the current buffer is 'init.org' the code-blocks are - tangled, and the tangled file is compiled." - - (when (string-suffix-p "init.org" (buffer-file-name)) - (tangle-init))) - -(defun tangle-init-sync () - (interactive) - (message "Tangling init") - ;; Avoid running hooks when tangling. - (let ((prog-mode-hook nil) - (src (expand-file-name "init.org" user-emacs-directory)) - (dest (expand-file-name "init.el" user-emacs-directory))) - (require 'ob-tangle) - (org-babel-tangle-file src dest) - (if (byte-compile-file dest) - (byte-compile-dest-file dest) - (with-current-buffer byte-compile-log-buffer - (buffer-string))))) - -(defun tangle-init () - "Tangle init.org asynchronously." - - (interactive) - (message "Tangling init") - (async-start - (symbol-function #'tangle-init-sync) - (lambda (result) - (message "Init tangling completed: %s" result)))) -#+END_SRC - -# Local Variables: -# eval: (when (fboundp #'tangle-if-init) (add-hook 'after-save-hook #'tangle-if-init)) -# End: -* End - -Start a server if possible. A daemon is already a server. -#+BEGIN_SRC emacs-lisp -(run-with-idle-timer 2 nil (lambda () - (unless (daemonp) - (require 'server) - (unless (server-running-p server-name) - (server-start))))) -(setq gc-cons-threshold 800000 - file-name-handler-alist file-name-handler-alist-backup) -#+END_SRC |