Method write_crate

contracts/src/codegen.rs:349–371

Write a per-contract crate to the contracts-generated directory.

(&self, artifacts_dir: &Path, contracts_generated_dir: &Path)

    /// Write a per-contract crate to the contracts-generated directory.
    fn write_crate(&self, artifacts_dir: &Path, contracts_generated_dir: &Path) -> Result<()> {
        let crate_name = to_crate_name(&self.name);
        let dir_name = to_dir_name(&self.name);
        let crate_dir = contracts_generated_dir.join(&dir_name);
        let src_dir = crate_dir.join("src");
        std::fs::create_dir_all(&src_dir)?;

        // Generate Cargo.toml
        let cargo_toml = CARGO_TOML_TEMPLATE.replace("{crate_name}", &crate_name);
        std::fs::write(crate_dir.join("Cargo.toml"), cargo_toml)?;

        // Generate lib.rs
        let token_stream = self.generate_code(artifacts_dir)?;
        let mut buffer = String::from(LIB_HEADER);
        write!(buffer, "{}", token_stream)?;
        let file: syn::File = syn::parse_file(&buffer)
            .with_context(|| format!("parsing generated code for {}", self.name))?;
        let formatted = prettyplease::unparse(&file);
        std::fs::write(src_dir.join("lib.rs"), formatted)?;

        eprintln!("  generated crate: {crate_name} (contracts-generated/{dir_name})");
        Ok(())
    }
}

fn generate_binding(instance: &mut SolMacroGen, all_derives: bool) -> Result<()> {