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Fix precedence of postfix match

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This commit is contained in:
Michael Goulet 2024-04-02 19:30:32 -04:00
parent 36b6f9b58e
commit ab821aed0c
2 changed files with 5 additions and 2 deletions
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3
compiler/rustc_ast/src/ast.rs
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@ -1276,7 +1276,8 @@ pub fn precedence(&self) -> ExprPrecedence {
ExprKind::While(..) => ExprPrecedence::While, ExprKind::While(..) => ExprPrecedence::While,
ExprKind::ForLoop { .. } => ExprPrecedence::ForLoop, ExprKind::ForLoop { .. } => ExprPrecedence::ForLoop,
ExprKind::Loop(..) => ExprPrecedence::Loop, ExprKind::Loop(..) => ExprPrecedence::Loop,
ExprKind::Match(..) => ExprPrecedence::Match, ExprKind::Match(_, _, MatchKind::Prefix) => ExprPrecedence::Match,
ExprKind::Match(_, _, MatchKind::Postfix) => ExprPrecedence::PostfixMatch,
ExprKind::Closure(..) => ExprPrecedence::Closure, ExprKind::Closure(..) => ExprPrecedence::Closure,
ExprKind::Block(..) => ExprPrecedence::Block, ExprKind::Block(..) => ExprPrecedence::Block,
ExprKind::TryBlock(..) => ExprPrecedence::TryBlock, ExprKind::TryBlock(..) => ExprPrecedence::TryBlock,

4
compiler/rustc_ast/src/util/parser.rs
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@ -281,6 +281,7 @@ pub enum ExprPrecedence {
ForLoop, ForLoop,
Loop, Loop,
Match, Match,
PostfixMatch,
ConstBlock, ConstBlock,
Block, Block,
TryBlock, TryBlock,
@ -334,7 +335,8 @@ pub fn order(self) -> i8 {
| ExprPrecedence::InlineAsm | ExprPrecedence::InlineAsm
| ExprPrecedence::Mac | ExprPrecedence::Mac
| ExprPrecedence::FormatArgs | ExprPrecedence::FormatArgs
| ExprPrecedence::OffsetOf => PREC_POSTFIX, | ExprPrecedence::OffsetOf
| ExprPrecedence::PostfixMatch => PREC_POSTFIX,
// Never need parens // Never need parens
ExprPrecedence::Array ExprPrecedence::Array