rustr - run rust source file as an executable script

rustr

#!/usr/bin/env bash

# Use this `rustr` script as a shebang target.
# put `rustr` somewhere on your PATH

filename="$1"; shift

temp="$(mktemp)"
rmtemp() { rm "$temp"; }
touch "$temp"
trap rmtemp exit


if rustc "$filename" -o "$temp"; then
    chmod 700 "$temp"
    "$temp" "$@"
fi