syntax_data: {"ast_node_type":"other","tokens":[{"end":60,"kind":"keyword","start":0,"text":"ty::CoroutineClosure(..)"}]}
source_snippet:             ty::CoroutineClosure(..) => ExternAbi::RustCall,
context_before:             ty::Closure(..) => ExternAbi::RustCall,
context_after:             ty::Coroutine(..) => ExternAbi::Rust,