git-dance.sh

#!/bin/bash

# A hacky command for a common task:
# - stash away all changes in working branch
# - update master from SVN
# - rebase working branch on master
# - flush all committed changes from working branch to master
# - push them to SVN
# - update working branch again
# - patch in changes

WORKING_BRANCH=`git rev-parse --abbrev-ref --symbolic HEAD`

if [ "$WORKING_BRANCH" = "master" ];
then
    echo "Already on master.";
    exit 1;
fi;

function step {
    echo git "$@"
    git "$@"
    state=$?
    if [ $state -ne 0 ];
    then
        echo "Aborting [$state].";
        exit 1;
    fi;
}

step stash
step checkout master
step svn rebase
step checkout $WORKING_BRANCH
step rebase master
step checkout master
step pull . $WORKING_BRANCH
step svn dcommit
step checkout $WORKING_BRANCH
step rebase master

git stash pop
exit 0