124 lines
3.9 KiB
EmacsLisp
124 lines
3.9 KiB
EmacsLisp
;;; fuel-base.el --- Basic FUEL support code
|
||
|
||
;; Copyright (C) 2008 Jose Antonio Ortega Ruiz
|
||
;; See http://factorcode.org/license.txt for BSD license.
|
||
|
||
;; Author: Jose Antonio Ortega Ruiz <jao@gnu.org>
|
||
;; Keywords: languages, fuel, factor
|
||
|
||
;;; Commentary:
|
||
|
||
;; Basic definitions likely to be used by all FUEL modules.
|
||
|
||
;;; Code:
|
||
|
||
(defconst fuel-version "1.1")
|
||
|
||
;;;###autoload
|
||
(defsubst fuel-version ()
|
||
"Echoes FUEL's version."
|
||
(interactive)
|
||
(message "FUEL %s" fuel-version))
|
||
|
||
|
||
;;; Customization:
|
||
|
||
;;;###autoload
|
||
(defgroup fuel nil
|
||
"Factor's Ultimate Emacs Library."
|
||
:group 'languages)
|
||
|
||
|
||
;;; Utilities:
|
||
|
||
(unless (fboundp 'setq-local)
|
||
(defmacro setq-local (var val)
|
||
(list 'set (list 'make-local-variable (list 'quote var)) val)))
|
||
|
||
(unless (fboundp 'defvar-local)
|
||
(defmacro defvar-local (var val &optional docstring)
|
||
(declare (debug defvar) (doc-string 3))
|
||
(list 'progn (list 'defvar var val docstring)
|
||
(list 'make-variable-buffer-local (list 'quote var)))))
|
||
|
||
(defun fuel-shorten-str (str len)
|
||
(let ((sl (length str)))
|
||
(if (<= sl len) str
|
||
(let* ((sep " ... ")
|
||
(sepl (length sep))
|
||
(segl (/ (- len sepl) 2)))
|
||
(format "%s%s%s" (substring str 0 segl)
|
||
sep (substring str (- sl segl)))))))
|
||
|
||
(defun fuel-shorten-region (begin end len)
|
||
(fuel-shorten-str
|
||
(mapconcat 'identity
|
||
(split-string (buffer-substring begin end) nil t) " ") len))
|
||
|
||
(defsubst fuel-region-to-string (begin &optional end)
|
||
(let ((end (or end (point))))
|
||
(if (< begin end)
|
||
(mapconcat 'identity
|
||
(split-string (buffer-substring-no-properties begin end)
|
||
nil t) " ") "")))
|
||
|
||
(defun fuel-respecting-message (format &rest format-args)
|
||
"Display TEXT as a message, without hiding any minibuffer contents."
|
||
(let ((text (format " [%s]" (apply #'format format format-args))))
|
||
(if (minibuffer-window-active-p (minibuffer-window))
|
||
(minibuffer-message text)
|
||
(message "%s" text))))
|
||
|
||
(defun fuel-mode--read-file (arg)
|
||
(let* ((file (or (and arg (read-file-name "File: " nil (buffer-file-name) t))
|
||
(buffer-file-name)))
|
||
(file (expand-file-name file))
|
||
(buffer (find-file-noselect file)))
|
||
(when (and buffer
|
||
(buffer-modified-p buffer)
|
||
(y-or-n-p "Save file? "))
|
||
(save-buffer buffer))
|
||
(cons file buffer)))
|
||
|
||
;; I think it is correct to put almost all punctuation characters in
|
||
;; the word class because Factor words can be made up of almost
|
||
;; anything. Otherwise you get incredibly annoying regexps.
|
||
(defun fuel-syntax-table ()
|
||
(let ((table (make-syntax-table prog-mode-syntax-table)))
|
||
(modify-syntax-entry ?\" "\"" table)
|
||
(modify-syntax-entry ?# "_" table)
|
||
(modify-syntax-entry ?! "_" table)
|
||
(modify-syntax-entry ?\n "> " table)
|
||
(modify-syntax-entry ?$ "_" table)
|
||
(modify-syntax-entry ?@ "_" table)
|
||
(modify-syntax-entry ?? "_" table)
|
||
(modify-syntax-entry ?_ "_" table)
|
||
(modify-syntax-entry ?: "_" table)
|
||
(modify-syntax-entry ?< "_" table)
|
||
(modify-syntax-entry ?> "_" table)
|
||
(modify-syntax-entry ?. "_" table)
|
||
(modify-syntax-entry ?, "_" table)
|
||
(modify-syntax-entry ?& "_" table)
|
||
(modify-syntax-entry ?| "_" table)
|
||
(modify-syntax-entry ?% "_" table)
|
||
(modify-syntax-entry ?= "_" table)
|
||
(modify-syntax-entry ?/ "_" table)
|
||
(modify-syntax-entry ?+ "_" table)
|
||
(modify-syntax-entry ?* "_" table)
|
||
(modify-syntax-entry ?- "_" table)
|
||
(modify-syntax-entry ?\; "_" table)
|
||
(modify-syntax-entry ?\' "_" table)
|
||
(modify-syntax-entry ?^ "_" table)
|
||
(modify-syntax-entry ?~ "_" table)
|
||
(modify-syntax-entry ?\( "()" table)
|
||
(modify-syntax-entry ?\) ")(" table)
|
||
(modify-syntax-entry ?\{ "(}" table)
|
||
(modify-syntax-entry ?\} "){" table)
|
||
(modify-syntax-entry ?\[ "(]" table)
|
||
(modify-syntax-entry ?\] ")[" table)
|
||
table))
|
||
|
||
(provide 'fuel-base)
|
||
|
||
;;; fuel-base.el ends here
|