Poor dev's Rust Compiler

hello-world.rs

fn main() {
    println!("Hello World!");
}

poor-devs-rust-large.sh

#!/bin/bash

# Requires `jq`, because I am lazy
# jq: https://stedolan.github.io/jq/

[ $# -ne 1 ] && echo "Usage: $(basename $0) file.rs" && exit

echo "{\"channel\":\"stable\",\"crateType\":\"bin\",\"mode\":\"debug\",\"tests\":false,\"code\":\"$(sed -e 's/"/\\"/g' -e 's/$/\\n/g' $1|tr -d '\n')\"}" \
  | curl -skH"Content-Type:application/json" https://play.rust-lang.org/execute -d@- \
  | jq .stdout \
  | sed -e 's/^"//' -e 's/"$//' -e 's/\\n/\n/g' | sed '/^$/d'

poor-devs-rust.sh

#!/bin/bash
[ $# -ne 1 ] && echo "Usage: $(basename $0) file.rs" && exit
echo "{\"channel\":\"stable\",\"crateType\":\"bin\",\"mode\":\"debug\",\"tests\":false,\"code\":\"$(sed -e 's/"/\\"/g' -e 's/$/\\n/g' $1|tr -d '\n')\"}" | curl -skH"Content-Type:application/json" https://play.rust-lang.org/execute -d@- | jq .stdout | sed -e 's/^"//' -e 's/"$//' -e 's/\\n/\n/g' | sed '/^$/d'

You can also compress line 2 like this:

[ $# -ne 1 ] && echo "Usage: $(basename $0) file.rs" && exit