Function cargo_metadata_value

xtask/src/main.rs:5737–5748

(key: &str)

}

fn cargo_metadata_value(key: &str) -> Result<String> {
    let text = fs::read_to_string("Cargo.toml").context("read Cargo.toml")?;
    let needle = format!("{key} = \"");
    let start = text
        .find(&needle)
        .ok_or_else(|| anyhow!("Cargo.toml metadata key '{key}' is missing"))?
        + needle.len();
    let end = text[start..]
        .find('"')
        .ok_or_else(|| anyhow!("Cargo.toml metadata key '{key}' is unterminated"))?;
    Ok(text[start..start + end].to_owned())
}

fn verify_file_sha256(path: &Path, expected: &str, field: &str) -> Result<()> {
    ensure_file(path)?;