syntax_data: {"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// except that the initial value for opaque types is the type computed during
context_before:     /// The behavior during MIR borrowck is identical to `TypingMode::Analysis`
context_after:     /// HIR typeck with unique unconstrained region inference variables.