use std::env; pub fn main() { // Test that CARGO_TARGET_DIR is not set by rust-script to avoid // interfering with cargo calls done by the script. // See https://github.com/fornwall/rust-script/issues/27 let env_variable = env::var("CARGO_TARGET_DIR"); println!("--output--"); println!( "{:?}", matches!(env_variable, Err(env::VarError::NotPresent)) ); }