pub fn emit_test_backend(
trait_bridge: &crate::core::config::TraitBridgeConfig,
_methods: &[&crate::core::ir::MethodDef],
fixture: &crate::e2e::fixture::Fixture,
) -> crate::e2e::codegen::TestBackendEmission {
panic!(
"Gleam e2e generator: fixture `{}` requires a Gleam test_backend stub for trait `{}`, but the Gleam test-backend emitter is unimplemented; refusing to emit a call with a comment where the argument belongs",
fixture.id, trait_bridge.trait_name
);
}