Function write_or_print

src/cli/main.rs:517–524

(output: Option<&str>, content: &str)

        outcome.manifest_name,
        outcome.target,
        outcome.artifacts.units.len()
    );
    if let Some(dir) = &outcome.artifact_dir {
        eprintln!("fsc: wrote artifacts under `{}`", dir.display());
    }
}

fn assemble_from_s_file(path: &str, mode: TargetMode) -> Result<AssembledOutput, CliError> {
    let asm_text = fs::read_to_string(path)?;
    let stdlib_objects = compile_stdlib_objects(mode)?;
    let user_tokens = asm_text_to_tokens(&asm_text);