golang tools

go_clone.sh

go_clone_usage() {
    echo 
    echo 'HEY DUMBO ... the following variables must be exported:'
    echo
    echo "  - \$REPO_UPSTREAM"
    echo "  - \$REPO_FORK"
    echo
    echo 'Usage:'
    echo
    echo "  REPO_UPSTREAM=github.com/klarna/eremetic"
    echo "  REPO_FORK=github.com/chuckg/eremetic"
    echo "  go_clone"
}

go_clone() {
    if [ -z "$REPO_UPSTREAM" ]; then
        go_clone_usage
    elif [ -z "$REPO_FORK" ]; then
        go_clone_usage
    else 
        echo "Cloning $REPO_UPSTREAM ..."
        go get $REPO_UPSTREAM
        echo

        echo "Changing current working directory to $GOPATH/src/$REPO_UPSTREAM ..."
        cd $GOPATH/src/$REPO_UPSTREAM

        # Switch the remotes around
        echo "Renaming remote 'origin' to 'upstream' for $REPO_UPSTREAM ..."
        git remote rename origin upstream
        echo 
        echo "Adding new origin remote to $REPO_FORK ..."
        git remote add origin git@$(echo $REPO_FORK | sed 's/\//:/').git
        echo

        echo "Fetching remotes ..."
        git fetch upstream
        git fetch origin
        echo

        # Remove upstream/master and replace with origin/master on master.
        echo "Removing upstream/master and replacing with new origin/master ..."
        git checkout origin/master
        git branch -d master
        git co -b master origin/master
        echo 

        echo "Done cloning $REPO_UPSTREAM"
        echo
    fi
}