mirror of
https://github.com/tj/git-extras.git
synced 2026-09-10 07:26:17 -04:00
52 lines
1.7 KiB
Bash
Executable file
52 lines
1.7 KiB
Bash
Executable file
#!/usr/bin/env bash
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abort() {
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error="$1" && shift
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echo "ERROR: $*" 1>&2
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test -z "$FORCE" && exit "$error"
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}
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# Don't abort on failures. This allows to cleanup after a previous failure.
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[ "$1" = '--force' ] && FORCE=1 && shift
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test -z "$1" && abort 1 'Submodule required'
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cd "$(git root)" || abort 5 'Cannot change to repository root'
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test ! -f '.gitmodules' && abort 2 '.gitmodules file not found'
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NAME="${1%/}"
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test -z "$(git config --file='.gitmodules' "submodule.$NAME.url")" \
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&& abort 3 'Submodule not found'
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# 1. Handle the .git directory
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# 1.a. Delete the relevant section from .git/config
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git submodule deinit -f "$NAME" || abort 4 "Failed to deinitialize $NAME"
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# 1.b. Delete the submodule .git directory
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rm -rf ".git/modules/$NAME"
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# 1.c. Delete empty submodule directory
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git rm -f "$NAME"
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# 2. Handle .gitmodules file
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# 2.a. Delete the relevant line from .gitmodules
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git config --file='.gitmodules' --remove-section "submodule.$NAME" 2>/dev/null || :
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# 2.b and stage changes
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git add '.gitmodules'
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# 2.c. Delete empty .gitmodules
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[ "$(wc -l '.gitmodules' | cut -d' ' -f1)" = '0' ] && git rm -f '.gitmodules'
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# 3. Need to confirm and commit the changes for yourself
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git_status_text="$(git submodule status 2>&1)"
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git_status_exit=$?
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if [ "$git_status_exit" -eq 0 ] \
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&& printf '%s' "DUMMY$git_status_text" | grep -v "$NAME"; then
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echo "Successfully deleted $NAME."
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else
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abort 6 "Failed to delete $NAME with error:\n$git_status_text"
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fi
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printf '\n%s\n' '== git submodule status =='
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printf '%s\n' "$git_status_text"
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printf '%s\n' '=========================='
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# shellcheck disable=SC2016
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echo 'Confirm the output of `git submodule status` above (if any)' \
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'and then commit the changes.'
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