100 lines
2.5 KiB
Bash
100 lines
2.5 KiB
Bash
#!/bin/bash
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#
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# Provides short mappings for common Git commands
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# #
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__git-short_docomplete ()
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{
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# ignore problem commands
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grep -q '^-' <<< "$1" && return
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complete -o bashdefault -o default -o nospace -F $2 $1 2>/dev/null \
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|| complete -o default -o nospace -F $2 $1
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}
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__git-short_shortmap ()
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{
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# only perform completion when within a git dir
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__gitdir >/dev/null || return $?
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# populate variables used by various git completion functions
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local cur words cword prev
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_get_comp_words_by_ref -n =: cur words cword prev
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# execute the associated completion function (column two of the shortmaps
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# file)
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$( awk "/^$1 / { print \$2 }" <<< "$__git_short_maps" )
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}
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__git-short_register_alias ()
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{
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# ignore invalid aliases (for which we define functions to handle them
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# instead)
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grep -q '^-' <<< "$1" && return
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alias $1="__git-short_shortalias $1"
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}
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__git-short_shortalias ()
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{
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shortcmd=$1
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shift
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# if we're not within a git dir, fall back to an actual command of this name
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__gitdir >/dev/null || {
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" $shortcmd $@"
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return $?
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}
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# execute the command
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cmd="$( grep "^$shortcmd " <<< "$__git_short_maps" | cut -d' ' -f3- )"
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if [ -z "$cmd" ]; then
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return
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elif grep -q '^|' <<< "$cmd"; then
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eval "$( sed 's/^|//' <<< "$cmd" ) $@"
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return $?
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fi
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$cmd "$@"
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}
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# functions that cannot be aliased
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- () { __git-short_shortalias - "$@"; }
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-- () { __git-short_shortalias -- "$@"; }
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# load shortmaps from cwd (or provided path) and home dir (if available)
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__git_short_maps=$(
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cat ${1:-./shortmaps} ~/.git-shortmaps 2>/dev/null \
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| sed 's/^\([^ ]\+ [^ ]\+\) :/\1 git /'
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)
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oldifs="$IFS"
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# register each shortmap
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IFS=$'\n'
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for line in $__git_short_maps; do
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IFS=$' '
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set -- $line
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[ -z "$1" ] && continue
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__git-short_docomplete "$1" __git-short_shortmap
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__git-short_docomplete "$1" __git-short_shortmap
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__git-short_register_alias "$1"
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done
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IFS="$oldifs"
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