fn main()

in elasticsearch/build.rs [22:45]

• 23 lines of code
• 2 McCabe index (conditional complexity)

fn main() {
    let version = version_meta().unwrap();
    match version.channel {
        Channel::Stable => {
            println!("cargo:rustc-cfg=RUSTC_IS_STABLE");
        }
        Channel::Beta => {
            println!("cargo:rustc-cfg=RUSTC_IS_BETA");
        }
        Channel::Nightly => {
            println!("cargo:rustc-cfg=RUSTC_IS_NIGHTLY");
        }
        Channel::Dev => {
            println!("cargo:rustc-cfg=RUSTC_IS_DEV");
        }
    }

    let semver = version.semver;
    let mut rustcv: String = format!("{}.{}.{}", semver.major, semver.minor, semver.patch);
    if version.channel != Channel::Stable {
        rustcv.push('p');
    }
    println!("cargo:rustc-env=RUSTC_VERSION={}", rustcv);
}