syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // well-formed. Rustdoc also normalizes types that are just not
context_before:                 // Rustdoc may attempt to normalize type alias types which are not
context_after:                 // well-formed, since we don't do as much HIR analysis (checking