Method has_wasm_wrapper

Whether `ident` is exposed to wasm AS a `#[wasm_bindgen]` wrapper struct (vs. directly, like a `Copy` c-style enum, or as a transparent `pub type`). A named collection/struct/wrapper generates a wrapper; a c-style enum is exposed directly; anything not a rust-struct (a plain type-alias or primitive) has no wrapper. This is the single source of truth the wasm alias emission consults so a passthroug

(&self, ident: &RustIdent)