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Update precedence table for borrow operators #1776

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Merged
merged 2 commits into from
Apr 1, 2025
Merged

Update precedence table for borrow operators #1776

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5d44046
Link everything in the precedence table
ehuss Mar 30, 2025
c5183c6
Clarify all borrow operators in the precedence table
ehuss Mar 30, 2025
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38 changes: 19 additions & 19 deletions src/expressions.md
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Expand Up @@ -76,25 +76,25 @@ Binary Operators at the same precedence level are grouped in the order given by

| Operator/Expression | Associativity |
|-----------------------------|---------------------|
| Paths | |
| Method calls | |
| Field expressions | left to right |
| Function calls, array indexing | |
| `?` | |
| Unary `-` `*` `!` `&` `&mut` | |
| `as` | left to right |
| `*` `/` `%` | left to right |
| `+` `-` | left to right |
| `<<` `>>` | left to right |
| `&` | left to right |
| `^` | left to right |
| <code>&#124;</code> | left to right |
| `==` `!=` `<` `>` `<=` `>=` | Require parentheses |
| `&&` | left to right |
| <code>&#124;&#124;</code> | left to right |
| `..` `..=` | Require parentheses |
| `=` `+=` `-=` `*=` `/=` `%=` <br> `&=` <code>&#124;=</code> `^=` `<<=` `>>=` | right to left |
| `return` `break` closures | |
| [Paths][expr.path] | |
| [Method calls][expr.method] | |
| [Field expressions][expr.field] | left to right |
| [Function calls][expr.call], [array indexing][expr.array.index] | |
| [`?`][expr.try] | |
| Unary [`-`][expr.negate] [`!`][expr.negate] [`*`][expr.deref] [borrow][expr.operator.borrow] | |
| [`as`][expr.as] | left to right |
| [`*`][expr.arith-logic] [`/`][expr.arith-logic] [`%`][expr.arith-logic] | left to right |
| [`+`][expr.arith-logic] [`-`][expr.arith-logic] | left to right |
| [`<<`][expr.arith-logic] [`>>`][expr.arith-logic] | left to right |
| [`&`][expr.arith-logic] | left to right |
| [`^`][expr.arith-logic] | left to right |
| [<code>&#124;</code>][expr.arith-logic] | left to right |
| [`==`][expr.cmp] [`!=`][expr.cmp] [`<`][expr.cmp] [`>`][expr.cmp] [`<=`][expr.cmp] [`>=`][expr.cmp] | Require parentheses |
| [`&&`][expr.bool-logic] | left to right |
| [<code>&#124;&#124;</code>][expr.bool-logic] | left to right |
| [`..`][expr.range] [`..=`][expr.range] | Require parentheses |
| [`=`][expr.assign] [`+=`][expr.compound-assign] [`-=`][expr.compound-assign] [`*=`][expr.compound-assign] [`/=`][expr.compound-assign] [`%=`][expr.compound-assign] <br> [`&=`][expr.compound-assign] [<code>&#124;=</code>][expr.compound-assign] [`^=`][expr.compound-assign] [`<<=`][expr.compound-assign] [`>>=`][expr.compound-assign] | right to left |
| [`return`][expr.return] [`break`][expr.loop.break] [closures][expr.closure] | |

r[expr.operand-order]
## Evaluation order of operands
Expand Down