Use nvm to find which node versions a global module is installed for

nvm_global.sh

nvm_global () {
    PKG_NAME=$1
    VERSIONS=()

    I=0
    for VER in $(nvm_ls)
    do
        nvm exec --silent ${VER} npm ls -g ${PKG_NAME} --depth=0 >/dev/null 2>&1

        if [ $? -eq 0 ]; then
            VERSIONS[I]=${VER}
        fi

        let I=${I}+1
    done

    if [ ${#VERSIONS[@]} -eq 0 ]; then
        echo "${PKG_NAME} not found for any node version installed through nvm"
    else
        echo "Found ${PKG_NAME} for node versions:"
        for VERSION in "${VERSIONS[@]}"
        do
            echo -e "\t${VERSION}"
        done
    fi
}