Module pat 

Re-exports

use std::ops::Bound; 🔒

use rustc_ast::mut_visit; 🔒

use rustc_ast::mut_visit::MutVisitor; 🔒

use rustc_ast::token; 🔒

use rustc_ast::token::IdentKind; 🔒

use rustc_ast::token::MetaVarKind; 🔒

use rustc_ast::token::Token; 🔒

use rustc_ast::util::parser::ExprPrecedence; 🔒

use rustc_ast::visit; 🔒

use rustc_ast::visit::Visitor; 🔒

use rustc_ast as ast; 🔒

use rustc_ast::Arm; 🔒

use rustc_ast::AttrVec; 🔒

use rustc_ast::BindingMode; 🔒

use rustc_ast::ByRef; 🔒

use rustc_ast::Expr; 🔒

use rustc_ast::ExprKind; 🔒

use rustc_ast::Guard; 🔒

use rustc_ast::LocalKind; 🔒

use rustc_ast::MacCall; 🔒

use rustc_ast::Mutability; 🔒

use rustc_ast::Pat; 🔒

use rustc_ast::PatField; 🔒

use rustc_ast::PatFieldsRest; 🔒

use rustc_ast::PatKind; 🔒

use rustc_ast::Path; 🔒

use rustc_ast::QSelf; 🔒

use rustc_ast::RangeEnd; 🔒

use rustc_ast::RangeSyntax; 🔒

use rustc_ast::Stmt; 🔒

use rustc_ast::StmtKind; 🔒

use rustc_ast::Ty; 🔒

use rustc_ast_pretty::pprust; 🔒

use rustc_errors::Applicability; 🔒

use rustc_errors::Diag; 🔒

use rustc_errors::DiagArgValue; 🔒

use rustc_errors::PResult; 🔒

use rustc_errors::StashKey; 🔒

use rustc_span::BytePos; 🔒

use rustc_span::ErrorGuaranteed; 🔒

use rustc_span::Ident; 🔒

use rustc_span::Span; 🔒

use rustc_span::Spanned; 🔒

use rustc_span::kw; 🔒

use rustc_span::respan; 🔒

use rustc_span::sym; 🔒

use thin_vec::ThinVec; 🔒

use thin_vec::thin_vec; 🔒

use super::ForceCollect; 🔒

use super::Parser; 🔒

use super::PathStyle; 🔒

use super::Restrictions; 🔒

use super::Trailing; 🔒

use super::UsePreAttrPos; 🔒

use crate::diagnostics; 🔒

use crate::diagnostics::AmbiguousRangePattern; 🔒

use crate::diagnostics::AtDotDotInStructPattern; 🔒

use crate::diagnostics::AtInStructPattern; 🔒

use crate::diagnostics::DotDotDotForRemainingFields; 🔒

use crate::diagnostics::DotDotDotRangeToPatternNotAllowed; 🔒

use crate::diagnostics::DotDotDotRestPattern; 🔒

use crate::diagnostics::EnumPatternInsteadOfIdentifier; 🔒

use crate::diagnostics::ExpectedBindingLeftOfAt; 🔒

use crate::diagnostics::ExpectedCommaAfterPatternField; 🔒

use crate::diagnostics::ExprParenthesesNeeded; 🔒

use crate::diagnostics::GenericArgsInPatRequireTurbofishSyntax; 🔒

use crate::diagnostics::InclusiveRangeExtraEquals; 🔒

use crate::diagnostics::InclusiveRangeMatchArrow; 🔒

use crate::diagnostics::InclusiveRangeNoEnd; 🔒

use crate::diagnostics::InvalidMutInPattern; 🔒

use crate::diagnostics::ParenRangeSuggestion; 🔒

use crate::diagnostics::PatternOnWrongSideOfAt; 🔒

use crate::diagnostics::RemoveLet; 🔒

use crate::diagnostics::RepeatedMutInPattern; 🔒

use crate::diagnostics::SwitchRefBoxOrder; 🔒

use crate::diagnostics::TopLevelOrPatternNotAllowed; 🔒

use crate::diagnostics::TopLevelOrPatternNotAllowedSugg; 🔒

use crate::diagnostics::TrailingVertNotAllowed; 🔒

use crate::diagnostics::TrailingVertSuggestion; 🔒

use crate::diagnostics::UnexpectedExpressionInPattern; 🔒

use crate::diagnostics::UnexpectedExpressionInPatternSugg; 🔒

use crate::diagnostics::UnexpectedLifetimeInPattern; 🔒

use crate::diagnostics::UnexpectedParenInRangePat; 🔒

use crate::diagnostics::UnexpectedParenInRangePatSugg; 🔒

use crate::diagnostics::UnexpectedVertVertBeforeFunctionParam; 🔒

use crate::diagnostics::UnexpectedVertVertInPattern; 🔒

use crate::diagnostics::WrapInParens; 🔒

use crate::parser::expr::DestructuredFloat; 🔒

use crate::parser::expr::could_be_unclosed_char_literal; 🔒

use crate::exp; 🔒

use crate::maybe_recover_from_interpolated_ty_qpath; 🔒

use rustc_ast::token::NtPatKind::*; 🔒

Enums

CommaRecoveryMode

Whether or not to recover a a, b when parsing patterns as (a, b) or that and a | b.

EatOrResult 🔒

The result of eat_or_separator. We want to distinguish which case we are in to avoid emitting duplicate diagnostics.

Expected

PatternLocation

The syntax location of a given pattern. Used for diagnostics.

RecoverColon

Whether or not to recover a : when parsing patterns that were meant to be paths.

RecoverComma

Whether or not to recover a , when parsing or-patterns.

Constants

WHILE_PARSING_OR_MSG 🔒