Vanillin: oh-my-zsh plugin to make using JupyterLab in Docker images easier (https://github.com/zachbogart/vanillin)

vanillin.plugin.zsh

# vanillin: alias for docker build/run JupyterLab
# https://github.com/zachbogart/vanillin
vanillin() {
    EMOJI=🍦
    if [ "$#" = 1 ]
    then
        echo "$EMOJI"
        echo "$EMOJI Building image \"$1\" from this directory's Dockerfile..."
        echo "$EMOJI"

        docker build --rm -t "$1" .
    elif [ "$#" = 2 ]
    then
        echo "$EMOJI"
        echo "$EMOJI Opening JupyterLab from image \"$1\" on port $2"
        echo "$EMOJI"
        echo "$EMOJI http://localhost:$2"
        echo "$EMOJI"

        docker run --rm -p "$2":8888 -e JUPYTER_ENABLE_LAB=yes -v "$PWD":/home/jovyan/work "$1"
    else
        echo "$EMOJI"
        echo "$EMOJI Vanillin: alias for docker build/run JupyterLab commands"
        echo "$EMOJI - GitHub: https://github.com/zachbogart/vanillin"
        echo "$EMOJI"
        echo "$EMOJI Usage:"
        echo "$EMOJI"
        echo "$EMOJI  vanillin name"
        echo "$EMOJI    Alias for: \`docker build --rm -t name .\`"
        echo "$EMOJI    - Shorthand for building image from pwd Dockerfile"
        echo "$EMOJI"
        echo "$EMOJI  vanillin name port"
        echo "$EMOJI    Alias for: \`docker run --rm -p port:8888 -e JUPYTER_ENABLE_LAB=yes -v "\$PWD":/home/jovyan/work name\`"
        echo "$EMOJI    - Shorthand for running JupyterLab"
        echo "$EMOJI"
        echo "$EMOJI  -- Example --"
        echo "$EMOJI"
        echo "$EMOJI    Build \`cool_image_name\` from pwd Dockerfile"
        echo "$EMOJI     and run JupyterLab on the result, on port 10000"
        echo "$EMOJI"
        echo "$EMOJI    1. \`vanillin cool_image_name\`"
        echo "$EMOJI    2. \`vanillin cool_image_name 10000\`"
        echo "$EMOJI"
    fi
}