()
| 7 | use std::process; |
| 8 | |
| 9 | fn run() -> Result<(), Box<dyn Error>> { |
| 10 | if let Ok(text) = env::var("stdout") { |
| 11 | println!("{text}"); |
| 12 | } |
| 13 | if let Ok(text) = env::var("stderr") { |
| 14 | eprintln!("{text}"); |
| 15 | } |
| 16 | |
| 17 | let code = env::var("exit") |
| 18 | .ok() |
| 19 | .map(|v| v.parse::<i32>()) |
| 20 | .map(|r| r.map(Some)) |
| 21 | .unwrap_or(Ok(None))? |
| 22 | .unwrap_or(0); |
| 23 | process::exit(code); |
| 24 | } |
| 25 | |
| 26 | fn main() { |
| 27 | let code = match run() { |