| //@aux-build:proc_macros.rs:proc-macro |
| #![warn(clippy::option_env_unwrap)] |
| #![allow(clippy::map_flatten)] |
| |
| extern crate proc_macros; |
| use proc_macros::{external, inline_macros}; |
| |
| #[inline_macros] |
| fn main() { |
| let _ = option_env!("PATH").unwrap(); |
| let _ = option_env!("PATH").expect("environment variable PATH isn't set"); |
| let _ = option_env!("__Y__do_not_use").unwrap(); // This test only works if you don't have a __Y__do_not_use env variable in your environment. |
| let _ = inline!(option_env!($"PATH").unwrap()); |
| let _ = inline!(option_env!($"PATH").expect($"environment variable PATH isn't set")); |
| let _ = external!(option_env!($"PATH").unwrap()); |
| let _ = external!(option_env!($"PATH").expect($"environment variable PATH isn't set")); |
| } |