Poor mans arcanist :~~~~~~~(

arc.sh

#!/usr/bin/env bash

arc() {
    if [ "$1" = "" ]
    then
        echo "arc (feature|diff|reset)"
        return 1
    fi

    command=$1

    if [ "$command" = "feature" ]
    then
        if [ "$2" = "" ]
        then
            echo "arc feature <name>"
            return 1
        fi

        name=$2

        git checkout -b $name
    elif [ "$command" = "diff" ]
    then
        branch=$(git rev-parse --abbrev-ref HEAD)
        origin=$(git remote get-url --push origin)
        remote=$(git ls-remote --heads $origin $branch)

        git push origin $branch

        if [ "$remote" = "" ]
        then
            hub pull-request $branch
        else
            echo "pull request already exists, doing nothing."
        fi
    elif [ "$command" = "reset" ]
    then
        git stash
        git fetch origin
        git checkout origin/master
        git stash pop
    else
        echo "unknown command"
    fi

    return 0
}

arc $1 $2
retval=$?

exit $retval