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Merge pull request #709 from pabs3/git-sed

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Improve the git-sed command
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罗泽轩 2018-05-03 17:30:06 +08:00 committed by GitHub
parent 1b94ca130c 9785199036
commit 4325238aee
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2 changed files with 25 additions and 6 deletions
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26
bin/git-sed
View file

@ -2,10 +2,10 @@
usage() {
cat <<EOF
usage: git sed [ -c ] [ -f <flags> ] <search> <replacement>
usage: git sed [ -c ] [ -f <flags> ] <search> <replacement> [ <flags> ]
Run git grep and then send results to sed for replacement with the
given flags, if -f is provided.
given flags, if they are provided via -f or as the third argument.
Also runs git commit if -c is provided.
EOF
@ -54,6 +54,8 @@ actual command:
search="$1"
elif [ "X$replacement" = "X" ]; then
replacement="$1"
elif [ "X$flags" = "X" ]; then
flags="$1"
else
usage
echo "too many arguments: $1"
@ -64,6 +66,22 @@ actual command:
shift
done
command="git grep -lz '$search' | xargs -0 sed -i 's/$search/$replacement/$flags'"
git grep -lz "$search" | xargs -0 sed -i "s/$search/$replacement/$flags"
all="$search$replacement$flags"
case "$all" in
*/*)
ascii="$(for((i=32;i<=127;i++)) do printf '%b' "\\$(printf '%03o' "$i")"; done)"
sep="$(printf '%s' "$ascii" | tr -d "$all")"
sep="$(printf %.1s "$sep")"
if [ "X$sep" = "X" ] ; then
echo 'could not find an unused character for sed separator character'
exit 1
fi
;;
*)
sep=/
;;
esac
r=$(xargs -r false < /dev/null > /dev/null 2>&1 && echo r)
command="git grep -lz '$search' | xargs -0$r sed -i 's$sep$search$sep$replacement$sep$flags'"
git grep -lz "$search" | xargs -0"$r" sed -i "s$sep$search$sep$replacement$sep$flags"
do_commit

5
man/git-sed.md
View file

@ -3,12 +3,12 @@ git-sed(1) -- replace patterns in git-controlled files
## SYNOPSIS
`git-sed` [ -c ] [ -f <flags> ] <search> <replacement>
`git-sed` [ -c ] [ -f <flags> ] <search> <replacement> [ <flags> ]
## DESCRIPTION
Run git grep and then send results to sed for replacement with the
given flags, if -f is provided.
given flags, if they are provided via -f or as the third argument.
Also runs git commit if -c is provided.
@ -20,6 +20,7 @@ Also runs git commit if -c is provided.
detailing the exact command ran. will fail if there are unstaged
changes.
&lt;flags&gt;
-f &lt;flags&gt;
will use the given regex flags in the sed command (for example "g"