Method print_export_sig

crates/rust/src/interface.rs:1289–1314

(&mut self, func: &Function, async_: bool)

    }

    fn print_export_sig(&mut self, func: &Function, async_: bool) -> Vec<String> {
        self.src.push_str("(");
        let variant = if async_ {
            AbiVariant::GuestExportAsync
        } else {
            AbiVariant::GuestExport
        };
        let sig = self.resolve.wasm_signature(variant, func);
        let mut params = Vec::new();
        for (i, param) in sig.params.iter().enumerate() {
            let name = format!("arg{i}");
            uwrite!(self.src, "{name}: {},", wasm_type(*param));
            params.push(name);
        }
        self.src.push_str(")");

        match sig.results.len() {
            0 => {}
            1 => {
                uwrite!(self.src, " -> {}", wasm_type(sig.results[0]));
            }
            _ => unimplemented!(),
        }

        params
    }

    fn print_post_return_sig(&mut self, func: &Function) -> Vec<String> {
        self.src.push_str("(");