Lib.rs

Build command arguments.

use std::process::Command;
use mkargs::mkargs;

let world = "world".to_string();
let mut args = mkargs!["hello", world];

args.push_pair("foo", "bar");

Command::new("echo")
    .args(&*args)
    .spawn()
    .expect("echo command failed to start");

lib.rs:

Build command arguments.

use std::process::Command;
use mkargs::mkargs;

let world = "world".to_string();
let mut args = mkargs!["hello", world];

args.push_pair("foo", "bar");

Command::new("echo")
.args(&*args)
.spawn()
.expect("echo command failed to start");