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fix(git-cp): keep the history of the files

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This commit is contained in:
vanpipy 2022-07-25 18:22:18 +08:00
parent 01e2494294
commit 6e6f59b264
1 changed files with 31 additions and 4 deletions
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35
bin/git-cp
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@ -32,9 +32,36 @@ elif [[ "$CURRENT_FILENAME" == "" ]]; then
usage
exit 10 # Missing arguments CURRENT_FILENAME
else
echo "Coping $CURRENT_FILENAME into $DESTINATION_FILENAME"
cp -r "${CURRENT_FILENAME}" "${DESTINATION_FILENAME}"
if [ -e "$DESTINATION_FILENAME" ]; then
echo 1>&2 "$DESTINATION_FILENAME already exists."
echo 1>&2 "Make sure to remove the destination first."
exit 40
fi
git add "$DESTINATION_FILENAME"
git commit -m "Duplicate ${CURRENT_FILENAME} history in ${DESTINATION_FILENAME} history." -n
echo "Coping $CURRENT_FILENAME into $DESTINATION_FILENAME"
INTERMEDIATE_FILENAME="${CURRENT_FILENAME//\//__}-move-to-${DESTINATION_FILENAME//\//__}"
# We keep the existing file on the side in a commit
git mv "${CURRENT_FILENAME}" "${INTERMEDIATE_FILENAME}"
git commit -nm "Keep $CURRENT_FILENAME"
# We come back to the previous state and revert that change
INTERMEDIATE_SAVED=$(git rev-parse HEAD)
git reset --hard HEAD^
# We move the file to its new destination
git mv "${CURRENT_FILENAME}" "${DESTINATION_FILENAME}"
git commit -nm "Copy $CURRENT_FILENAME into $DESTINATION_FILENAME"
# We come back to the previous state and revert that change again
DESTINATION_SAVED=$(git rev-parse HEAD)
git reset --hard HEAD^
# We keep both files
git merge "${DESTINATION_SAVED}" "${INTERMEDIATE_SAVED}" -m "Duplicate ${CURRENT_FILENAME} history."
# We get back our original name
git mv "${INTERMEDIATE_FILENAME}" "${CURRENT_FILENAME}"
git commit -nm "Set back ${CURRENT_FILENAME} file"
fi