Function copy_file

xtask/src/main.rs:9444–9452

(source: &Path, destination: &Path)

}

fn copy_file(source: &Path, destination: &Path) -> Result<()> {
    ensure_file(source)?;
    if let Some(parent) = destination.parent() {
        fs::create_dir_all(parent).with_context(|| format!("create {}", parent.display()))?;
    }
    fs::copy(source, destination)
        .with_context(|| format!("copy {} -> {}", source.display(), destination.display()))?;
    Ok(())
}

fn copy_dir_all(source: &Path, destination: &Path) -> Result<()> {
    if destination.exists() {