set -e if [ ! -z "$RUST_IMG" ] then # Get part after ":" (https://stackoverflow.com/a/15149278/439965). IMG_SUFFIX=-${RUST_IMG#*:} fi IMG_NAME=squoosh-rust$IMG_SUFFIX docker build -t $IMG_NAME --build-arg RUST_IMG - < ../rust.Dockerfile docker run -it --rm -v $PWD:/src $IMG_NAME "$@"