code.delx.au - gnu-emacs-elpa/blob - packages/ack/pcmpl-ack.el

   1 ;;; pcmpl-ack.el --- completion for ack tool
   2
   3 ;; Copyright (C) 2012  Leo Liu
   4
   5 ;; Author: Leo Liu <sdl.web@gmail.com>
   6 ;; Keywords: tools, processes, convenience
   7 ;; Created: 2012-09-26
   8
   9 ;; This program is free software; you can redistribute it and/or modify
  10 ;; it under the terms of the GNU General Public License as published by
  11 ;; the Free Software Foundation, either version 3 of the License, or
  12 ;; (at your option) any later version.
  13
  14 ;; This program is distributed in the hope that it will be useful,
  15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 ;; GNU General Public License for more details.
  18
  19 ;; You should have received a copy of the GNU General Public License
  20 ;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21
  22 ;;; Commentary:
  23
  24 ;; Provide pcompletion support for the cli tool `ack' which can be
  25 ;; downloaded from http://betterthangrep.com.
  26 ;;
  27 ;; Install:
  28 ;;   (autoload 'pcomplete/ack "pcmpl-ack")
  29 ;;
  30 ;; Usage:
  31 ;;   - To complete short options type '-' first
  32 ;;   - To complete long options type '--' first
  33 ;;   - Color name completion is also supported following
  34 ;;       --color-filename=, --color-match= and --color-lineno=.
  35
  36 ;;; Code:
  37
  38 (require 'pcomplete)
  39
  40 (defvar pcmpl-ack-short-options
  41   (mapconcat (lambda (o) (substring o 1))
  42              '("-a" "-A" "-B" "-C" "-c" "-f" "-G" "-g"
  43                "-H" "-h" "-i" "-l" "-L" "-m" "-n"
  44                "-o" "-Q" "-r" "-R"
  45                "-u" "-v" "-w" "-1")
  46              "")
  47   "Short options for the `ack' command.")
  48
  49 (defvar pcmpl-ack-long-options
  50   '("--after-context="
  51     "--all-types"
  52     "--before-context="
  53     "--break"
  54     "--nobreak"
  55     "--color"
  56     "--nocolor"
  57     "--colour"
  58     "--nocolour"
  59     "--color-filename="
  60     "--color-match="
  61     "--color-lineno="
  62     "--column"
  63     "--context="
  64     "--count"
  65     "--env"
  66     "--noenv"
  67     "--files-with-matches"
  68     "--files-without-matches"
  69     "--flush"
  70     "--follow"
  71     "--nofollow"
  72     "--group"
  73     "--nogroup"
  74     "--heading"
  75     "--noheading"
  76     "--ignore-case"
  77     "--ignore-dir="
  78     "--noignore-dir="
  79     "--invert-match"
  80     "--line="
  81     "--literal"
  82     "--match"
  83     "--max-count="
  84     "--no-filename"
  85     "--output="
  86     "--pager="
  87     "--nopager"
  88     "--passthru"
  89     "--print0"
  90     "--recurse"
  91     "--norecurse"
  92     "--smart-case"
  93     "--nosmart-case"
  94     "--sort-files"
  95     "--type="
  96     "--type-add"
  97     "--type-set"
  98     "--unrestricted"
  99     "--with-filename"
 100     "--word-regexp"
 101     "--help"
 102     "--help-types"
 103     "--man"
 104     "--thpppt"
 105     "--version")
 106   "Long options for the `ack' command.")
 107
 108 (defvar pcmpl-ack-color-options
 109   '("clear"
 110     "reset"
 111     "dark"
 112     "bold"
 113     "underline"
 114     "underscore"
 115     "blink"
 116     "reverse"
 117     "concealed"
 118     "black"
 119     "red"
 120     "green"
 121     "yellow"
 122     "blue"
 123     "magenta"
 124     "on_black"
 125     "on_red"
 126     "on_green"
 127     "on_yellow"
 128     "on_blue"
 129     "on_magenta"
 130     "on_cyan"
 131     "on_white")
 132   "Color names for the `ack' command.")
 133
 134 ;;;###autoload
 135 (defun pcomplete/ack ()
 136   "Completion for the `ack' command.
 137 Start an argument with '-' to complete short options and '--' for
 138 long options."
 139   ;; No space after =
 140   (add-to-list 'pcomplete-suffix-list ?=)
 141   (while t
 142     (if (pcomplete-match "^-" 0)
 143         (cond
 144          ((pcomplete-match "^--color-\\w+=\\(\\S-*\\)" 0)
 145           (pcomplete-here* pcmpl-ack-color-options
 146                            (pcomplete-match-string 1 0) t))
 147          ((pcomplete-match "^--\\(?:no\\)?ignore-dir=\\(\\S-*\\)" 0)
 148           (pcomplete-here* (pcomplete-dirs)
 149                            (pcomplete-match-string 1 0) t))
 150          ((pcomplete-match "^--" 0)
 151           (pcomplete-here* pcmpl-ack-long-options))
 152          (t (pcomplete-opt pcmpl-ack-short-options)))
 153       (pcomplete-here* (pcomplete-dirs-or-entries)))))
 154
 155 ;;;###autoload
 156 (defalias 'pcomplete/ack-grep 'pcomplete/ack)
 157
 158 (provide 'pcmpl-ack)
 159 ;;; pcmpl-ack.el ends here