Rust playground command-line tool (simple)

rust-play.sh

#!/bin/sh
set -eu
usage="usage: $0 [execute|compile] FILENAME"

url=https://play.rust-lang.org/${1?${usage}}
code=$(cat ${2?${usage}})

send() {
    curl -s -X POST -H "Content-Type: application/json" -d @- ${1}
}

case ${1} in
    execute)        
        jo channel=stable mode=debug crateType=bin tests=false code="${code}" | \
            send ${url} | \
            jq -r "(.stderr, .stdout, .success)"
        ;;
    compile)
        jo channel=stable mode=debug crateType=bin tests=false code="${code}" \
           target=mir assemblyFlavor=intel demangleAssembly=demangle hideAssemblerDirectives=hide | \
            send ${url} | \
            jq -r "(.stderr, .stdout, .code, .success)"        
        ;;
    format)
        jo code="${code}" | \
            send ${url}   | \
            jq -r "(.stderr, .stdout, .code, .success)"
        ;;
    clippy)
        jo code="${code}" | \
            send ${url}   | \
            jq -r "(.stderr, .stdout, .success)"
        ;;
    *)
        echo ${usage}
        exit 1
esac

# <<EOF
# {
#         "channel":"stable",
#         "mode":"debug",
#         "crateType":"bin",
#         "tests":false,
#         "code":"fn main() {\n    println!(\"Hello, world!\");\n}"
# }
# EOF