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#!/usr/bin/env bash
#
# mfnew
#
# Create a new branch from the default target with the given name
#
usage() {
echo "usage: `basename $0` [1|2|3] [name]" 1>&2
}
[[ $# < 3 && $1 != "-h" && $1 != "--help" ]] || { usage; exit 1; }
MFINFO=$(mfinfo "$@") || exit 1
IFS=' ' read -a INFO <<< "$MFINFO"
TARG=${INFO[3]}
BRANCH=pr_for_$TARG-$(date +"%G-%m-%d_%H.%M.%S")
# BRANCH can be given as the last argument
case "$#" in
1 ) case "$1" in
1|2|3) ;;
*) BRANCH=$1 ;;
esac
;;
2 ) case "$1" in
1|2|3) BRANCH=$2 ;;
*) usage ; exit 1 ;;
esac
;;
esac
git fetch upstream
git checkout --no-track upstream/$TARG -b $BRANCH
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