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ol-grep.el (2003B)

      1 ;;; ol-grep.el --- Links to Grep -*- lexical-binding: t; -*-
      2 
      3 ;; Copyright (C) 2020 Vincent Demeester
      4 
      5 ;; Author: Vincent Demeester <vincent@sbr.pm>
      6 ;; Keywords: org link grep
      7 ;; Version: 0.1
      8 ;; URL: https://gitlab.com/vdemeester/vorg
      9 ;; Package-Requires: ((emacs "26.0") (org "9.0"))
     10 ;;
     11 ;; This file is not part of GNU Emacs.
     12 
     13 ;; This program is free software; you can redistribute it and/or
     14 ;; modify it under the terms of the GNU General Public License as
     15 ;; published by the Free Software Foundation; either version 3.0, or
     16 ;; (at your option) any later version.
     17 
     18 ;; This program is distributed in the hope that it will be useful,
     19 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
     20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     21 ;; GNU General Public License for more details.
     22 
     23 ;; You should have received a copy of the GNU General Public License
     24 ;; along with this program; if not, write to the Free Software
     25 ;; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
     26 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
     27 ;;
     28 ;;; Commentary:
     29 
     30 ;; This file implements links to Grep from within Org mode.
     31 ;; grep:orgmode         : run grep on current working dir with orgmode expression
     32 ;; grep:orgmode:config/ : run grep on config/ dir with orgmode expression
     33 
     34 ;;; Code:
     35 
     36 (require 'ol)
     37 
     38 ;; Install the link type
     39 (org-link-set-parameters "rg"
     40                          :follow #'org-grep-follow-link
     41                          :face '(:foreground "DarkRed" :underline t))
     42 
     43 (defun org-grep-follow-link (issue)
     44   "Run `rgrep' with REGEXP and FOLDER as argument,
     45 like this : [[grep:REGEXP:FOLDER]]."
     46   (setq expressions (split-string regexp ":"))
     47   (setq exp (nth 0 expressions))
     48   (grep-compute-defaults)
     49   (if (= (length expressions) 1)
     50       (progn
     51         (rgrep exp "*" (expand-file-name "./")))
     52     (progn
     53       (setq folder (nth 1 expressions))
     54       (rgrep exp "*" (expand-file-name folder)))))
     55 
     56 (provide 'ol-grep)
     57 ;;; ol-grep.el ends here