Re-exports§
use std::borrow::Cow;🔒use rustc_ast::token;🔒use rustc_ast::token::Token;🔒use rustc_ast::tokenstream::TokenStream;🔒use rustc_attr_ir::diagnostic::CustomDiagnostic;🔒use rustc_attr_ir::diagnostic::Directive;🔒use rustc_attr_ir::diagnostic::FormatArgs;🔒use rustc_data_structures::fx::FxHashSet;🔒use rustc_errors::Applicability;🔒use rustc_errors::Diag;🔒use rustc_errors::DiagCtxtHandle;🔒use rustc_errors::DiagMessage;🔒use rustc_errors::pluralize;🔒use rustc_macros::Subdiagnostic;🔒use rustc_parse::parser::Parser;🔒use rustc_parse::parser::Recovery;🔒use rustc_parse::parser::token_descr;🔒use rustc_session::parse::ParseSess;🔒use rustc_span::source_map::SourceMap;🔒use rustc_span::DUMMY_SP;🔒use rustc_span::ErrorGuaranteed;🔒use rustc_span::Ident;🔒use rustc_span::Span;🔒use tracing::debug;🔒use super::macro_rules::MacroRule;🔒use super::macro_rules::NoopTracker;🔒use super::macro_rules::parser_from_cx;🔒use crate::expand::AstFragmentKind;🔒use crate::expand::parse_ast_fragment;🔒use crate::mbe::macro_parser::MatcherLoc;🔒use crate::mbe::macro_parser::NamedParseResult;🔒use crate::mbe::macro_parser::TtParser;🔒use crate::mbe::macro_rules::Tracker;🔒use crate::mbe::macro_rules::WhichMatcher;🔒use crate::mbe::macro_rules::try_match_macro;🔒use crate::mbe::macro_rules::try_match_macro_attr;🔒use crate::mbe::macro_rules::try_match_macro_derive;🔒use crate::mbe::macro_parser::ParseResult::*;🔒
Structs§
- Best
Failure 🔒 - Collect
Tracker 🔒AndEmitter - The tracker used for the slow error path that collects useful info for diagnostics.
- Successful
Match 🔒
Enums§
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…”.