syntax_data: {"ast_node_type":"other","tokens":[{"end":39,"kind":"keyword","start":0,"text":"std::any::type_name::<T>(),"}]}
source_snippet:             std::any::type_name::<T>(),
context_before:             "try_normalize_erasing_regions::<{}>(value={:?}, typing_env={:?})",
context_after:             value,