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git-remove-submodule
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#!/bin/sh
#
# Adam Sharp
# Aug 21, 2013
#
# Usage: Add it to your PATH and `git remove-submodule path/to/submodule`.
#
# Does the inverse of `git submodule add`:
# 1) `deinit` the submodule
# 2) Remove the submodule from the index and working directory
# 3) Clean up the .gitmodules file
#
 
submodule_name=$(echo "$1" | sed 's/\/$//'); shift
 
exit_err() {
[ $# -gt 0 ] && echo "fatal: $*" 1>&2
exit 1
}
 
if git submodule status "$submodule_name" >/dev/null 2>&1; then
git submodule deinit -f "$submodule_name"
git rm -f "$submodule_name"
 
git config -f .gitmodules --remove-section "submodule.$submodule_name"
if [ -z "$(cat .gitmodules)" ]; then
git rm -f .gitmodules
else
git add .gitmodules
fi
else
exit_err "Submodule '$submodule_name' not found"
fi

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