Module diagnostics

Structs

• BestFailure 🔒
• CollectTrackerAndEmitter 🔒
  The tracker used for the slow error path that collects useful info for diagnostics.
• FailureForwarder 🔒
  Currently used by macro_rules! compilation to extract a little information from the Failure case.

Enums

• ExplainDocComment 🔒

Functions

• annotate_doc_comment 🔒
• annotate_err_with_kind 🔒
• emit_frag_parse_err 🔒
• failed_to_match_macro 🔒
• parse_failure_msg 🔒
  Generates an appropriate parsing failure message. For EOF, this is “unexpected end…”. For other tokens, this is “unexpected token…”.