Method interface

crates/c/src/lib.rs:591–605

(
        &'a mut self,
        resolve: &'a Resolve,
        in_import: bool,
        wasm_import_module: Option<&'a str>,
    )

impl C {
    fn interface<'a>(
        &'a mut self,
        resolve: &'a Resolve,
        in_import: bool,
        wasm_import_module: Option<&'a str>,
    ) -> InterfaceGenerator<'a> {
        InterfaceGenerator {
            src: Source::default(),
            r#gen: self,
            resolve,
            interface: None,
            in_import,
            wasm_import_module,
        }
    }

    fn h_include(&mut self, s: &str) {
        self.h_includes.push(s.to_string());