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Rename the 2 unambiguous precedence levels to PREC_UNAMBIGUOUS

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David Tolnay 2024-06-23 18:30:13 -07:00
parent 8cfd4b180b
commit 273447cec7
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8 changed files with 48 additions and 51 deletions
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53
compiler/rustc_ast/src/util/parser.rs
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@ -233,8 +233,7 @@ pub const PREC_JUMP: i8 = -30;
pub const PREC_RANGE: i8 = -10;
// The range 2..=14 is reserved for AssocOp binary operator precedences.
pub const PREC_PREFIX: i8 = 50;
pub const PREC_POSTFIX: i8 = 60;
pub const PREC_PAREN: i8 = 60;
pub const PREC_UNAMBIGUOUS: i8 = 60;
pub const PREC_FORCE_PAREN: i8 = 100;
#[derive(Debug, Clone, Copy)]
@ -325,37 +324,35 @@ impl ExprPrecedence {
| ExprPrecedence::Let
| ExprPrecedence::Unary => PREC_PREFIX,
// Unary, postfix
ExprPrecedence::Await
| ExprPrecedence::Call
| ExprPrecedence::MethodCall
| ExprPrecedence::Field
| ExprPrecedence::Index
| ExprPrecedence::Try
| ExprPrecedence::InlineAsm
| ExprPrecedence::Mac
| ExprPrecedence::FormatArgs
| ExprPrecedence::OffsetOf
| ExprPrecedence::PostfixMatch => PREC_POSTFIX,
// Never need parens
ExprPrecedence::Array
| ExprPrecedence::Repeat
| ExprPrecedence::Tup
| ExprPrecedence::Lit
| ExprPrecedence::Path
| ExprPrecedence::Paren
| ExprPrecedence::If
| ExprPrecedence::While
| ExprPrecedence::ForLoop
| ExprPrecedence::Loop
| ExprPrecedence::Match
| ExprPrecedence::ConstBlock
| ExprPrecedence::Await
| ExprPrecedence::Block
| ExprPrecedence::TryBlock
| ExprPrecedence::Call
| ExprPrecedence::ConstBlock
| ExprPrecedence::Field
| ExprPrecedence::ForLoop
| ExprPrecedence::FormatArgs
| ExprPrecedence::Gen
| ExprPrecedence::If
| ExprPrecedence::Index
| ExprPrecedence::InlineAsm
| ExprPrecedence::Lit
| ExprPrecedence::Loop
| ExprPrecedence::Mac
| ExprPrecedence::Match
| ExprPrecedence::MethodCall
| ExprPrecedence::OffsetOf
| ExprPrecedence::Paren
| ExprPrecedence::Path
| ExprPrecedence::PostfixMatch
| ExprPrecedence::Repeat
| ExprPrecedence::Struct
| ExprPrecedence::Err => PREC_PAREN,
| ExprPrecedence::Try
| ExprPrecedence::TryBlock
| ExprPrecedence::Tup
| ExprPrecedence::While
| ExprPrecedence::Err => PREC_UNAMBIGUOUS,
}
}
}