debian-here/debian-here.sh

#!/usr/bin/env bash
set -eu
set -o pipefail
set -o errtrace
shopt -s expand_aliases

[ "$(uname)" == "Darwin" ] && alias readlink="greadlink" || :

pushd() { command pushd "$@" > /dev/null; }
popd() { command popd "$@" > /dev/null; }

here="$(pwd)"
script_dir="$(dirname "$(readlink -f "$0")")"


run() {
    if [[ ! -z "${BUILD:-}" ]];then
        pushd "$script_dir"
        docker build -t debian-here .
        popd
        exit
    fi

    mount_point="/mnt/$(basename "$here")"
    docker run --rm -ti -v "$here":"$mount_point" -w "$mount_point" debian-here "$@"
}

run "$@"