mirror of https://github.com/rwf2/Rocket.git
30 lines
1.1 KiB
Rust
30 lines
1.1 KiB
Rust
//! Ensures Rocket isn't compiled with an incompatible version of Rust.
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use yansi::{Paint, Color::{Red, Yellow}};
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const MIN_VERSION: &'static str = "1.45.0";
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macro_rules! err {
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($version:expr, $msg:expr) => (
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eprintln!("{} {}", Red.paint("Error:").bold(), Paint::new($msg).bold());
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eprintln!("Installed version: {}", Yellow.paint(format!("{}", $version)));
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eprintln!("Minimum required: {}", Yellow.paint(format!("{}", MIN_VERSION)));
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)
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}
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fn main() {
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if let Some(version) = version_check::Version::read() {
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if !version.at_least(MIN_VERSION) {
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err!(version, "Rocket requires a more recent version of rustc.");
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panic!("Aborting compilation due to incompatible compiler.")
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}
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} else {
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println!("cargo:warning={}", "Rocket was unable to check rustc compiler compatibility.");
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println!("cargo:warning={}", "Build may fail due to incompatible rustc version.");
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}
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if let Some(true) = version_check::is_feature_flaggable() {
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println!("cargo:rustc-cfg=nightly");
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}
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}
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