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// License: Apache-2.0 //! # rustc-simple-version //! Access the version of rustc used to build your application as a //! straightforward constant, no extra build script needed. //! //! ``` //! use rustc_simple_version::RUSTC_VERSION; //! //! println!("Built using {}", RUSTC_VERSION); //! ``` //! //! The value will be the exact same output as `rustc --version`. /// rustc version /// Should be identical to the output of `rustc --version`. /// # Example /// ``` /// # use rustc_simple_version::RUSTC_VERSION; /// println!("Built using {}", RUSTC_VERSION); /// ``` pub const RUSTC_VERSION: &str = env!("RUSTC_SIMPLE_VERSION"); #[cfg(test)] mod tests { use super::RUSTC_VERSION; #[test] fn test_rustc_version() { assert!(RUSTC_VERSION.starts_with("rustc ")); } }