Proc* Proc::from_env_prim(STATE, Object* self, Object* env) { if(Proc* p = from_env(state, self, env)) { return p; } else { return static_cast<Proc*>(Primitives::failure()); } }
Language Language::from_name(const std::string& spec_str) { return from_env(resolve_language_alias(spec_str)); }