Module diagnostic 

Modules

do_not_recommend 🔒

on_const 🔒

on_unimplemented 🔒

Structs

DupesNotAllowed 🔒

NoValueInOnUnimplemented 🔒

Enums

InvalidOnClause 🔒

Mode 🔒

Functions

merge 🔒

merge_directives 🔒

parse_arg 🔒

parse_condition 🔒

parse_directive_items 🔒

parse_filter 🔒

parse_flag 🔒

parse_format_string 🔒

parse_name 🔒

parse_predicate 🔒

parse_predicate_sequence 🔒

slice_span 🔒

warn_on_format_spec 🔒

#[rustc_on_unimplemented] and #[diagnostic::...] don’t actually do anything with specifiers, so emit a warning if they are used.