diff options
Diffstat (limited to 'compiler/rustc_ast/src/util/parser.rs')
| -rw-r--r-- | compiler/rustc_ast/src/util/parser.rs | 68 |
1 files changed, 34 insertions, 34 deletions
diff --git a/compiler/rustc_ast/src/util/parser.rs b/compiler/rustc_ast/src/util/parser.rs index 74b7fe9e2..6c5c7f66f 100644 --- a/compiler/rustc_ast/src/util/parser.rs +++ b/compiler/rustc_ast/src/util/parser.rs @@ -297,11 +297,11 @@ impl ExprPrecedence { match self { ExprPrecedence::Closure => PREC_CLOSURE, - ExprPrecedence::Break | - ExprPrecedence::Continue | - ExprPrecedence::Ret | - ExprPrecedence::Yield | - ExprPrecedence::Yeet => PREC_JUMP, + ExprPrecedence::Break + | ExprPrecedence::Continue + | ExprPrecedence::Ret + | ExprPrecedence::Yield + | ExprPrecedence::Yeet => PREC_JUMP, // `Range` claims to have higher precedence than `Assign`, but `x .. x = x` fails to // parse, instead of parsing as `(x .. x) = x`. Giving `Range` a lower precedence @@ -318,43 +318,43 @@ impl ExprPrecedence { ExprPrecedence::AssignOp => AssocOp::Assign.precedence() as i8, // Unary, prefix - ExprPrecedence::Box | - ExprPrecedence::AddrOf | + ExprPrecedence::Box + | ExprPrecedence::AddrOf // Here `let pats = expr` has `let pats =` as a "unary" prefix of `expr`. // However, this is not exactly right. When `let _ = a` is the LHS of a binop we // need parens sometimes. E.g. we can print `(let _ = a) && b` as `let _ = a && b` // but we need to print `(let _ = a) < b` as-is with parens. - ExprPrecedence::Let | - ExprPrecedence::Unary => PREC_PREFIX, + | ExprPrecedence::Let + | ExprPrecedence::Unary => PREC_PREFIX, // Unary, postfix - ExprPrecedence::Await | - ExprPrecedence::Call | - ExprPrecedence::MethodCall | - ExprPrecedence::Field | - ExprPrecedence::Index | - ExprPrecedence::Try | - ExprPrecedence::InlineAsm | - ExprPrecedence::Mac => PREC_POSTFIX, + ExprPrecedence::Await + | ExprPrecedence::Call + | ExprPrecedence::MethodCall + | ExprPrecedence::Field + | ExprPrecedence::Index + | ExprPrecedence::Try + | ExprPrecedence::InlineAsm + | ExprPrecedence::Mac => 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::Block | - ExprPrecedence::TryBlock | - ExprPrecedence::Async | - ExprPrecedence::Struct | - ExprPrecedence::Err => PREC_PAREN, + 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::Block + | ExprPrecedence::TryBlock + | ExprPrecedence::Async + | ExprPrecedence::Struct + | ExprPrecedence::Err => PREC_PAREN, } } } |