build-info-build 0.0.6

Provides the data consumed by the build-info crate. Use as a build-dependency.
Documentation 
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use rustc_version::{version_meta, Channel};

use build_info::{CompilerChannel, CompilerVersion, Version};

pub fn get_info() -> CompilerVersion {
	let rustc_version = version_meta().unwrap();

	// By serializing and reparsing the version, we break the version-lock between semver as provided
	// by rustc_version and semver as provided and used by this crate.
	let version = Version::parse(&rustc_version.semver.to_string()).unwrap();

	let channel = match rustc_version.channel {
		Channel::Stable => CompilerChannel::Stable,
		Channel::Beta => CompilerChannel::Beta,
		Channel::Nightly => CompilerChannel::Nightly,
		Channel::Dev => CompilerChannel::Dev,
	};

	CompilerVersion {
		version,
		commit_hash: rustc_version.commit_hash,
		commit_date: rustc_version.commit_date,
		channel,
		host_triple: rustc_version.host,
		target_triple: std::env::var("TARGET").unwrap_or_else(|_| "UNKNOWN".to_string()),
	}
}