chiark / gitweb /
bash-completion: use a better definition of __contains_word
[elogind.git] / shell-completion / bash / systemd-analyze
1 # systemd-analyze(1) completion                      -*- shell-script -*-
2 #
3 # This file is part of systemd.
4 #
5 # Copyright 2010 Ran Benita
6 # Copyright 2013 Harald Hoyer
7 #
8 # systemd is free software; you can redistribute it and/or modify it
9 # under the terms of the GNU Lesser General Public License as published by
10 # the Free Software Foundation; either version 2.1 of the License, or
11 # (at your option) any later version.
12 #
13 # systemd is distributed in the hope that it will be useful, but
14 # WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 # General Public License for more details.
17 #
18 # You should have received a copy of the GNU Lesser General Public License
19 # along with systemd; If not, see <http://www.gnu.org/licenses/>.
20
21 __contains_word () {
22         local w word=$1; shift
23         for w in "$@"; do
24                 [[ $w = "$word" ]] && return
25         done
26 }
27
28 _systemd_analyze() {
29         local i verb comps
30         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
31         local OPTS='--help --version --system --user --from-pattern --to-pattern --order --require'
32
33         local -A VERBS=(
34                 [NO_OPTION]='time blame plot'
35                 [CRITICAL_CHAIN]='critical-chain'
36                 [DOT]='dot'
37         )
38
39         _init_completion || return
40
41         for ((i=0; $i <= $COMP_CWORD; i++)); do
42                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
43                  ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
44                         verb=${COMP_WORDS[i]}
45                         break
46                 fi
47         done
48
49         if [[ -z $verb  && $cur = -* ]]; then
50                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
51                 return 0
52         fi
53
54         if [[ -z $verb ]]; then
55                 comps=${VERBS[*]}
56
57         elif __contains_word "$verb" ${VERBS[NO_OPTION]}; then
58                 if [[ $cur = -* ]]; then
59                         comps='--help --version --system --user'
60                 fi
61
62         elif __contains_word "$verb" ${VERBS[CRITICAL_CHAIN]}; then
63                 if [[ $cur = -* ]]; then
64                         comps='--help --version --system --user --fuzz'
65                 fi
66
67         elif __contains_word "$verb" ${VERBS[DOT]}; then
68                 if [[ $cur = -* ]]; then
69                         comps='--help --version --system --user --from-pattern --to-pattern --order --require'
70                 fi
71         fi
72
73         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
74         return 0
75 }
76
77 complete -F _systemd_analyze systemd-analyze