c490bbf4b3
These changes were made in a fork of my configuration that is not publicly available and detailed history will not be included in this public commit.
206 lines
7.3 KiB
EmacsLisp
206 lines
7.3 KiB
EmacsLisp
(require 's)
|
|
|
|
(defun load-file-if-exists (filename)
|
|
(if (file-exists-p filename)
|
|
(load filename)))
|
|
|
|
(defun goto-line-with-feedback ()
|
|
"Show line numbers temporarily, while prompting for the line number input"
|
|
(interactive)
|
|
(unwind-protect
|
|
(progn
|
|
(setq-local display-line-numbers t)
|
|
(let ((target (read-number "Goto line: ")))
|
|
(avy-push-mark)
|
|
(goto-line target)))
|
|
(setq-local display-line-numbers nil)))
|
|
|
|
(defun untabify-buffer ()
|
|
(interactive)
|
|
(untabify (point-min) (point-max)))
|
|
|
|
(defun indent-buffer ()
|
|
(interactive)
|
|
(indent-region (point-min) (point-max)))
|
|
|
|
(defun cleanup-buffer ()
|
|
"Perform a bunch of operations on the whitespace content of a buffer.
|
|
Including indent-buffer, which should not be called automatically on save."
|
|
(interactive)
|
|
(untabify-buffer)
|
|
(delete-trailing-whitespace)
|
|
(indent-buffer))
|
|
|
|
;; These come from the emacs starter kit
|
|
|
|
(defun esk-add-watchwords ()
|
|
(font-lock-add-keywords
|
|
nil '(("\\<\\(FIX\\(ME\\)?\\|TODO\\|DEBUG\\|HACK\\|REFACTOR\\|NOCOMMIT\\)"
|
|
1 font-lock-warning-face t))))
|
|
|
|
(defun esk-sudo-edit (&optional arg)
|
|
(interactive "p")
|
|
(if (or arg (not buffer-file-name))
|
|
(find-file (concat "/sudo:root@localhost:" (read-file-name "File: ")))
|
|
(find-alternate-file (concat "/sudo:root@localhost:" buffer-file-name))))
|
|
|
|
;; Open Fefes blog
|
|
(defun fefes-blog ()
|
|
(interactive)
|
|
(eww "https://blog.fefe.de/"))
|
|
|
|
;; Open the NixOS man page
|
|
(defun nixos-man ()
|
|
(interactive)
|
|
(man "configuration.nix"))
|
|
|
|
;; Open local emacs configuration
|
|
(defun emacs-config ()
|
|
(interactive)
|
|
(dired "~/.emacs.d/"))
|
|
|
|
;; Get the nix store path for a given derivation.
|
|
;; If the derivation has not been built before, this will trigger a build.
|
|
(defun nix-store-path (derivation)
|
|
(let ((expr (concat "with import <nixos> {}; " derivation)))
|
|
(s-chomp (shell-command-to-string (concat "nix-build -E '" expr "'")))))
|
|
|
|
(defun insert-nix-store-path ()
|
|
(interactive)
|
|
(let ((derivation (read-string "Derivation name (in <nixos>): ")))
|
|
(insert (nix-store-path derivation))))
|
|
|
|
(defun toggle-force-newline ()
|
|
"Buffer-local toggle for enforcing final newline on save."
|
|
(interactive)
|
|
(setq-local require-final-newline (not require-final-newline))
|
|
(message "require-final-newline in buffer %s is now %s"
|
|
(buffer-name)
|
|
require-final-newline))
|
|
|
|
;; Helm includes a command to run external applications, which does
|
|
;; not seem to exist in ivy. This implementation uses some of the
|
|
;; logic from Helm to provide similar functionality using ivy.
|
|
(defun list-external-commands ()
|
|
"Creates a list of all external commands available on $PATH
|
|
while filtering NixOS wrappers."
|
|
(cl-loop
|
|
for dir in (split-string (getenv "PATH") path-separator)
|
|
when (and (file-exists-p dir) (file-accessible-directory-p dir))
|
|
for lsdir = (cl-loop for i in (directory-files dir t)
|
|
for bn = (file-name-nondirectory i)
|
|
when (and (not (s-contains? "-wrapped" i))
|
|
(not (member bn completions))
|
|
(not (file-directory-p i))
|
|
(file-executable-p i))
|
|
collect bn)
|
|
append lsdir into completions
|
|
finally return (sort completions 'string-lessp)))
|
|
|
|
(defvar external-command-flag-overrides
|
|
'(("google-chrome" . "--force-device-scale-factor=1.4"))
|
|
|
|
"This setting lets me add additional flags to specific commands
|
|
that are run interactively via `ivy-run-external-command'.")
|
|
|
|
(defun run-external-command (cmd)
|
|
"Execute the specified command and notify the user when it
|
|
finishes."
|
|
(let* ((extra-flags (cdr (assoc cmd external-command-flag-overrides)))
|
|
(cmd (if extra-flags (s-join " " (list cmd extra-flags)) cmd)))
|
|
(message "Starting %s..." cmd)
|
|
(set-process-sentinel
|
|
(start-process-shell-command cmd nil cmd)
|
|
(lambda (process event)
|
|
(when (string= event "finished\n")
|
|
(message "%s process finished." process))))))
|
|
|
|
(defun ivy-run-external-command ()
|
|
"Prompts the user with a list of all installed applications and
|
|
lets them select one to launch."
|
|
|
|
(interactive)
|
|
(let ((external-commands-list (list-external-commands)))
|
|
(ivy-read "Command:" external-commands-list
|
|
:require-match t
|
|
:history 'external-commands-history
|
|
:action #'run-external-command)))
|
|
|
|
(defun ivy-password-store (&optional password-store-dir)
|
|
"Custom version of password-store integration with ivy that
|
|
actually uses the GPG agent correctly."
|
|
|
|
(interactive)
|
|
(ivy-read "Copy password of entry: "
|
|
(password-store-list (or password-store-dir (password-store-dir)))
|
|
:require-match t
|
|
:keymap ivy-pass-map
|
|
:action (lambda (entry)
|
|
(let ((password (auth-source-pass-get 'secret entry)))
|
|
(password-store-clear)
|
|
(kill-new password)
|
|
(setq password-store-kill-ring-pointer kill-ring-yank-pointer)
|
|
(message "Copied %s to the kill ring. Will clear in %s seconds."
|
|
entry (password-store-timeout))
|
|
(setq password-store-timeout-timer
|
|
(run-at-time (password-store-timeout)
|
|
nil 'password-store-clear))))))
|
|
|
|
(defun ivy-browse-repositories ()
|
|
"Select a git repository and open its associated magit buffer."
|
|
|
|
(interactive)
|
|
(ivy-read "Repository: "
|
|
(magit-list-repos)
|
|
:require-match t
|
|
:sort t
|
|
:action #'magit-status))
|
|
|
|
(defun warmup-gpg-agent (arg &optional exit)
|
|
"Function used to warm up the GPG agent before use. This is
|
|
useful in cases where there is no easy way to make pinentry run
|
|
in the correct context (such as when sending email)."
|
|
(interactive)
|
|
(message "Warming up GPG agent")
|
|
(epg-sign-string (epg-make-context) "dummy")
|
|
nil)
|
|
|
|
(defun bottom-right-window-p ()
|
|
"Determines whether the last (i.e. bottom-right) window of the
|
|
active frame is showing the buffer in which this function is
|
|
executed."
|
|
(let* ((frame (selected-frame))
|
|
(right-windows (window-at-side-list frame 'right))
|
|
(bottom-windows (window-at-side-list frame 'bottom))
|
|
(last-window (car (seq-intersection right-windows bottom-windows))))
|
|
(eq (current-buffer) (window-buffer last-window))))
|
|
|
|
(defun inferior-erlang-nix-shell ()
|
|
"Start an inferior Erlang process from the root of the current
|
|
project."
|
|
(interactive)
|
|
(inferior-erlang
|
|
(format "nix-shell --command erl %s" (cdr (project-current)))))
|
|
|
|
(defun memespace-region ()
|
|
"Make a meme out of it."
|
|
|
|
(interactive)
|
|
(let* ((start (region-beginning))
|
|
(end (region-end))
|
|
(memed
|
|
(message
|
|
(s-trim-right
|
|
(apply #'string
|
|
(-flatten
|
|
(nreverse
|
|
(-reduce-from (lambda (acc x)
|
|
(cons (cons x (-repeat (+ 1 (length acc)) 32)) acc))
|
|
'()
|
|
(string-to-list (buffer-substring-no-properties start end))))))))))
|
|
|
|
(save-excursion (delete-region start end)
|
|
(goto-char start)
|
|
(insert memed))))
|
|
|
|
(provide 'functions)
|