RunRS is based on rust-script, can run single file Rust source code.
Source code: https://git.hatter.ink/hatter/runrs

Preinstallation, install Rust from rustup.rs or rsproxy.cn

Install runrs:

cargo install --git https://git.hatter.ink/hatter/runrs runrs

Write a Rust script, sample:

$ echo '#!/usr/bin/env runrs

fn main() {
  println!("Hello World!");
}
' > test.rs
$ chmod +x test.rs 
$ ./test.rs 
[INFO ] Cached binary not exists, RUNRS_SILENT_BUILD=1 turn off
   Compiling test v0.1.0 (~/Library/Caches/rust-script/projects/1eafa4a131d021b425379cda)
    Finished release [optimized] target(s) in 1.48s
     Running `~/Library/Caches/rust-script/binaries/release/a69cc7921b8aeec0d1c207f1b64f64118f543dee923167a264e6bfb79377a33d`
Hello World!