syntax_data: {"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:             // make sure we respect the `target_kind` in that shim.
context_before:             // When this `CoroutineClosure` comes from a `ConstructCoroutineInClosureShim`,
context_after:             // FIXME(async_closures): This shouldn't be needed, and we should be populating