rootle-github 0.10.0

rootle's in-tree reference provider: GitHub REST client, sha-keyed disk cache, ETag revalidation
Documentation 
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//! Explicit token environment, then the user's authenticated gh session.

pub(super) fn token() -> Option<String> {
    ["ROOTLE_TOKEN", "GITHUB_TOKEN"]
        .into_iter()
        .filter_map(|name| std::env::var(name).ok())
        .find(|value| !value.is_empty())
        .or_else(gh_token)
}

fn gh_token() -> Option<String> {
    let output = std::process::Command::new("gh")
        .args(["auth", "token"])
        .output()
        .ok()?;
    if !output.status.success() {
        return None;
    }
    let token = String::from_utf8_lossy(&output.stdout).trim().to_string();
    (!token.is_empty()).then_some(token)
}