It's only used in one place, rename it, and use it even if bash-completion's inefficient and buggy _get_comp_words_by_ref() is available. Signed-off-by: Felipe Contreras <felipe.contreras@xxxxxxxxx> --- contrib/completion/git-completion.bash | 184 ++++++++++++------------- t/t9902-completion.sh | 2 +- 2 files changed, 92 insertions(+), 94 deletions(-) diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash index b4e6f82c66..e0e44bdf75 100644 --- a/contrib/completion/git-completion.bash +++ b/contrib/completion/git-completion.bash @@ -159,98 +159,6 @@ __git_dequote () done } -# The following function is based on code from: -# -# bash_completion - programmable completion functions for bash 3.2+ -# -# Copyright © 2006-2008, Ian Macdonald <ian@xxxxxxxxxxx> -# © 2009-2010, Bash Completion Maintainers -# <bash-completion-devel@xxxxxxxxxxxxxxxxxxxxxxx> -# -# This program 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 2, or (at your option) -# any later version. -# -# This program 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 this program; if not, see <http://www.gnu.org/licenses/>. -# -# The latest version of this software can be obtained here: -# -# http://bash-completion.alioth.debian.org/ -# -# RELEASE: 2.x - -# This function reorganizes the words on the command line to be processed by -# the rest of the script. -# -# This is roughly equivalent to going back in time and setting -# COMP_WORDBREAKS to exclude '=' and ':'. The intent is to -# make option types like --date=<type> and <rev>:<path> easy to -# recognize by treating each shell word as a single token. -# -# It is best not to set COMP_WORDBREAKS directly because the value is -# shared with other completion scripts. By the time the completion -# function gets called, COMP_WORDS has already been populated so local -# changes to COMP_WORDBREAKS have no effect. - -if ! type _get_comp_words_by_ref >/dev/null 2>&1; then -_get_comp_words_by_ref () -{ - local exclude i j first - - # Which word separators to exclude? - exclude="${COMP_WORDBREAKS//[^=:]}" - cword=$COMP_CWORD - if [ -n "$exclude" ]; then - # List of word completion separators has shrunk; - # re-assemble words to complete. - for ((i=0, j=0; i < ${#COMP_WORDS[@]}; i++, j++)); do - # Append each nonempty word consisting of just - # word separator characters to the current word. - first=t - while - [ $i -gt 0 ] && - [ -n "${COMP_WORDS[$i]}" ] && - # word consists of excluded word separators - [ "${COMP_WORDS[$i]//[^$exclude]}" = "${COMP_WORDS[$i]}" ] - do - # Attach to the previous token, - # unless the previous token is the command name. - if [ $j -ge 2 ] && [ -n "$first" ]; then - ((j--)) - fi - first= - words[$j]=${words[j]}${COMP_WORDS[i]} - if [ $i = $COMP_CWORD ]; then - cword=$j - fi - if (($i < ${#COMP_WORDS[@]} - 1)); then - ((i++)) - else - # Done. - break 2 - fi - done - words[$j]=${words[j]}${COMP_WORDS[i]} - if [ $i = $COMP_CWORD ]; then - cword=$j - fi - done - else - words=("${COMP_WORDS[@]}") - fi - - cur=${words[cword]} - prev=${words[cword-1]} -} -fi - # Appends prefiltered words to COMPREPLY without any additional processing. # Callers must take care of providing only words that match the current word # to be completed and adding any prefix and/or suffix (trailing space!), if @@ -3474,10 +3382,100 @@ if [[ -n ${ZSH_VERSION-} ]] && return fi +# The following function is based on code from: +# +# bash_completion - programmable completion functions for bash 3.2+ +# +# Copyright © 2006-2008, Ian Macdonald <ian@xxxxxxxxxxx> +# © 2009-2010, Bash Completion Maintainers +# <bash-completion-devel@xxxxxxxxxxxxxxxxxxxxxxx> +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, see <http://www.gnu.org/licenses/>. +# +# The latest version of this software can be obtained here: +# +# http://bash-completion.alioth.debian.org/ +# +# RELEASE: 2.x + +# This function reorganizes the words on the command line to be processed by +# the rest of the script. +# +# This is roughly equivalent to going back in time and setting +# COMP_WORDBREAKS to exclude '=' and ':'. The intent is to +# make option types like --date=<type> and <rev>:<path> easy to +# recognize by treating each shell word as a single token. +# +# It is best not to set COMP_WORDBREAKS directly because the value is +# shared with other completion scripts. By the time the completion +# function gets called, COMP_WORDS has already been populated so local +# changes to COMP_WORDBREAKS have no effect. + +__git_get_comp_words_by_ref () +{ + local exclude i j first + + # Which word separators to exclude? + exclude="${COMP_WORDBREAKS//[^=:]}" + cword=$COMP_CWORD + if [ -n "$exclude" ]; then + # List of word completion separators has shrunk; + # re-assemble words to complete. + for ((i=0, j=0; i < ${#COMP_WORDS[@]}; i++, j++)); do + # Append each nonempty word consisting of just + # word separator characters to the current word. + first=t + while + [ $i -gt 0 ] && + [ -n "${COMP_WORDS[$i]}" ] && + # word consists of excluded word separators + [ "${COMP_WORDS[$i]//[^$exclude]}" = "${COMP_WORDS[$i]}" ] + do + # Attach to the previous token, + # unless the previous token is the command name. + if [ $j -ge 2 ] && [ -n "$first" ]; then + ((j--)) + fi + first= + words[$j]=${words[j]}${COMP_WORDS[i]} + if [ $i = $COMP_CWORD ]; then + cword=$j + fi + if (($i < ${#COMP_WORDS[@]} - 1)); then + ((i++)) + else + # Done. + break 2 + fi + done + words[$j]=${words[j]}${COMP_WORDS[i]} + if [ $i = $COMP_CWORD ]; then + cword=$j + fi + done + else + words=("${COMP_WORDS[@]}") + fi + + cur=${words[cword]} + prev=${words[cword-1]} +} + __git_func_wrap () { local cur words cword prev - _get_comp_words_by_ref -n =: cur words cword prev + __git_get_comp_words_by_ref $1 } diff --git a/t/t9902-completion.sh b/t/t9902-completion.sh index bc18bd4b68..b8dfeb82bf 100755 --- a/t/t9902-completion.sh +++ b/t/t9902-completion.sh @@ -38,7 +38,7 @@ GIT_TESTING_PORCELAIN_COMMAND_LIST='add checkout rebase' # We don't need this function to actually join words or do anything special. # Also, it's cleaner to avoid touching bash's internal completion variables. # So let's override it with a minimal version for testing purposes. -_get_comp_words_by_ref () +__git_get_comp_words_by_ref () { cword=$_cword cur=${_words[cword]} -- 2.29.2
