blob: 807a0b2e1f024887ba861069c0aa0796009722eb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
# GNU Guix --- Functional package management for GNU
# Copyright © 2015 Ludovic Courtès <ludo@gnu.org>
#
# This file is part of GNU Guix.
#
# GNU Guix is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or (at
# your option) any later version.
#
# GNU Guix is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
# Bash completion for Guix commands.
declare _guix_available_packages
_guix_complete_available_package ()
{
local prefix="$1"
if [ -z "$_guix_available_packages" ]
then
# Cache the complete list because it rarely changes and makes
# completion much faster.
_guix_available_packages="$(${COMP_WORDS[0]} package -A | cut -f1)"
fi
COMPREPLY=($(compgen -W "$_guix_available_packages" -- "$prefix"))
}
_guix_complete_installed_package ()
{
# Here we do not cache the list of installed packages because that
# may change over time and the list is relatively small anyway.
local prefix="$1"
local packages="$(${COMP_WORDS[0]} package -I "^$prefix" | cut -f1)"
COMPREPLY=($(compgen -W "$packages" -- "$prefix"))
}
_guix_complete_option ()
{
local options="$(${COMP_WORDS[0]} ${COMP_WORDS[1]} --help \
| grep '^ \+-' \
| sed -e's/^.*--\([a-zA-Z0-9_-]\+\)\(=\?\).*/--\1\2/g' )"
compopt -o nospace
COMPREPLY=($(compgen -W "$options" -- "${COMP_WORDS[$word_count - 1]}"))
}
_guix_is_command ()
{
local word
local result="false"
for word in ${COMP_WORDS[*]}
do
if [ "$word" = "$1" ]
then
result=true
break
fi
done
$result
}
_guix_is_removing ()
{
local word
local result="false"
for word in ${COMP_WORDS[*]}
do
case "$word" in
--remove|--remove=*|-r)
result=true
break
;;
esac
done
$result
}
_guix_is_dash_L ()
{
[ "${COMP_WORDS[$COMP_CWORD - 1]}" = "-L" ] \
|| { case "${COMP_WORDS[$COMP_CWORD]}" in
--load-path=*) true;;
*) false;;
esac }
}
_guix_complete_file ()
{
# Let Readline complete file names.
compopt -o default
COMPREPLY=()
}
declare _guix_subcommands
_guix_complete ()
{
local word_count=${#COMP_WORDS[*]}
local word_at_point="${COMP_WORDS[$COMP_CWORD]}"
if [ "$COMP_CWORD" -gt 1 ]
then
case "$word_at_point" in
-*)
_guix_complete_option "$word_at_point"
return
;;
esac
fi
case $COMP_CWORD in
1)
if [ -z "$_guix_subcommands" ]
then
# Cache the list of subcommands to speed things up.
_guix_subcommands="$(guix --help | grep '^ ' | cut -c 2-)"
fi
COMPREPLY=($(compgen -W "$_guix_subcommands" -- "$word_at_point"))
;;
*)
if _guix_is_command "package"
then
if _guix_is_dash_L
then
_guix_complete_file
elif _guix_is_removing
then
_guix_complete_installed_package "$word_at_point"
else
_guix_complete_available_package "$word_at_point"
fi
elif _guix_is_command "system"
then
_guix_complete_file # TODO: complete sub-commands
elif _guix_is_command "hash"
then
_guix_complete_file
elif _guix_is_command "import" # TODO: complete sub-commands
then
_guix_complete_file
else
_guix_complete_available_package "$word_at_point"
fi
;;
esac
}
complete -F _guix_complete guix
|