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Diffstat (limited to 'users/wpcarro/emacs/.emacs.d/wpc/macros.el')
-rw-r--r-- | users/wpcarro/emacs/.emacs.d/wpc/macros.el | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/users/wpcarro/emacs/.emacs.d/wpc/macros.el b/users/wpcarro/emacs/.emacs.d/wpc/macros.el new file mode 100644 index 000000000000..32c9b59dcd50 --- /dev/null +++ b/users/wpcarro/emacs/.emacs.d/wpc/macros.el @@ -0,0 +1,63 @@ +;;; macros.el --- Helpful variables for making my ELisp life more enjoyable -*- lexical-binding: t -*- + +;; Author: William Carroll <wpcarro@gmail.com> +;; Version: 0.0.1 +;; Package-Requires: ((emacs "24")) + +;;; Commentary: +;; This file contains helpful variables that I use in my ELisp development. + +;; TODO: Consider a macro solution for mimmicking OCaml's auto resolution of +;; dependencies using `load-path' and friends. + +;;; Code: + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Dependencies +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +(require 'f) +(require 'string) +(require 'symbol) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; Library +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +(defmacro macros-enable (mode) + "Helper for enabling `MODE'. +Useful in `add-hook' calls. Some modes, like `linum-mode' need to be called as +`(linum-mode 1)', so `(add-hook mode #'linum-mode)' won't work." + `#'(lambda nil (,mode 1))) + +(defmacro macros-disable (mode) + "Helper for disabling `MODE'. +Useful in `add-hook' calls." + `#'(lambda nil (,mode -1))) + +(defmacro macros-add-hook-before-save (mode f) + "Register a hook, `F', for a mode, `MODE' more conveniently. +Usage: (macros-add-hook-before-save 'reason-mode-hook #'refmt-before-save)" + `(add-hook ,mode + (lambda () + (add-hook 'before-save-hook ,f)))) + +;; TODO: Privatize? +(defun macros--namespace () + "Return the namespace for a function based on the filename." + (->> (buffer-file-name) + f-filename + f-base)) + +(defmacro macros-comment (&rest _) + "Empty comment s-expresion where `BODY' is ignored." + `nil) + +(defmacro macros-support-file-extension (ext mode) + "Register MODE to automatically load with files ending with EXT extension. +Usage: (macros-support-file-extension \"pb\" protobuf-mode)" + (let ((extension (string-format "\\.%s\\'" ext))) + `(add-to-list 'auto-mode-alist '(,extension . ,mode)))) + +(provide 'macros) +;;; macros.el ends here |