error: unnecessary parentheses around `return` value --> $DIR/lint-unnecessary-parens.rs:14:12 | LL | return (1); | ^ ^ | note: the lint level is defined here --> $DIR/lint-unnecessary-parens.rs:3:9 | LL | #![deny(unused_parens)] | ^^^^^^^^^^^^^ help: remove these parentheses | LL - return (1); LL + return 1; | error: unnecessary parentheses around `return` value --> $DIR/lint-unnecessary-parens.rs:17:12 | LL | return (X { y }); | ^ ^ | help: remove these parentheses | LL - return (X { y }); LL + return X { y }; | error: unnecessary parentheses around type --> $DIR/lint-unnecessary-parens.rs:20:46 | LL | pub fn unused_parens_around_return_type() -> (u32) { | ^ ^ | help: remove these parentheses | LL - pub fn unused_parens_around_return_type() -> (u32) { LL + pub fn unused_parens_around_return_type() -> u32 { | error: unnecessary parentheses around block return value --> $DIR/lint-unnecessary-parens.rs:26:9 | LL | (5) | ^ ^ | help: remove these parentheses | LL - (5) LL + 5 | error: unnecessary parentheses around block return value --> $DIR/lint-unnecessary-parens.rs:28:5 | LL | (5) | ^ ^ | help: remove these parentheses | LL - (5) LL + 5 | error: unnecessary parentheses around `if` condition --> $DIR/lint-unnecessary-parens.rs:40:7 | LL | if(true) {} | ^ ^ | help: remove these parentheses | LL - if(true) {} LL + if true {} | error: unnecessary parentheses around `while` condition --> $DIR/lint-unnecessary-parens.rs:41:10 | LL | while(true) {} | ^ ^ | help: remove these parentheses | LL - while(true) {} LL + while true {} | error: unnecessary parentheses around `for` iterator expression --> $DIR/lint-unnecessary-parens.rs:42:13 | LL | for _ in(e) {} | ^ ^ | help: remove these parentheses | LL - for _ in(e) {} LL + for _ in e {} | error: unnecessary parentheses around `match` scrutinee expression --> $DIR/lint-unnecessary-parens.rs:43:10 | LL | match(1) { _ => ()} | ^ ^ | help: remove these parentheses | LL - match(1) { _ => ()} LL + match 1 { _ => ()} | error: unnecessary parentheses around `return` value --> $DIR/lint-unnecessary-parens.rs:44:11 | LL | return(1); | ^ ^ | help: remove these parentheses | LL - return(1); LL + return 1; | error: unnecessary parentheses around assigned value --> $DIR/lint-unnecessary-parens.rs:75:31 | LL | pub const CONST_ITEM: usize = (10); | ^ ^ | help: remove these parentheses | LL - pub const CONST_ITEM: usize = (10); LL + pub const CONST_ITEM: usize = 10; | error: unnecessary parentheses around assigned value --> $DIR/lint-unnecessary-parens.rs:76:33 | LL | pub static STATIC_ITEM: usize = (10); | ^ ^ | help: remove these parentheses | LL - pub static STATIC_ITEM: usize = (10); LL + pub static STATIC_ITEM: usize = 10; | error: unnecessary parentheses around function argument --> $DIR/lint-unnecessary-parens.rs:80:9 | LL | bar((true)); | ^ ^ | help: remove these parentheses | LL - bar((true)); LL + bar(true); | error: unnecessary parentheses around `if` condition --> $DIR/lint-unnecessary-parens.rs:82:8 | LL | if (true) {} | ^ ^ | help: remove these parentheses | LL - if (true) {} LL + if true {} | error: unnecessary parentheses around `while` condition --> $DIR/lint-unnecessary-parens.rs:83:11 | LL | while (true) {} | ^ ^ | help: remove these parentheses | LL - while (true) {} LL + while true {} | error: unnecessary parentheses around `match` scrutinee expression --> $DIR/lint-unnecessary-parens.rs:84:11 | LL | match (true) { | ^ ^ | help: remove these parentheses | LL - match (true) { LL + match true { | error: unnecessary parentheses around `let` scrutinee expression --> $DIR/lint-unnecessary-parens.rs:87:16 | LL | if let 1 = (1) {} | ^ ^ | help: remove these parentheses | LL - if let 1 = (1) {} LL + if let 1 = 1 {} | error: unnecessary parentheses around `let` scrutinee expression --> $DIR/lint-unnecessary-parens.rs:88:19 | LL | while let 1 = (2) {} | ^ ^ | help: remove these parentheses | LL - while let 1 = (2) {} LL + while let 1 = 2 {} | error: unnecessary parentheses around method argument --> $DIR/lint-unnecessary-parens.rs:104:24 | LL | X { y: false }.foo((true)); | ^ ^ | help: remove these parentheses | LL - X { y: false }.foo((true)); LL + X { y: false }.foo(true); | error: unnecessary parentheses around assigned value --> $DIR/lint-unnecessary-parens.rs:106:18 | LL | let mut _a = (0); | ^ ^ | help: remove these parentheses | LL - let mut _a = (0); LL + let mut _a = 0; | error: unnecessary parentheses around assigned value --> $DIR/lint-unnecessary-parens.rs:107:10 | LL | _a = (0); | ^ ^ | help: remove these parentheses | LL - _a = (0); LL + _a = 0; | error: unnecessary parentheses around assigned value --> $DIR/lint-unnecessary-parens.rs:108:11 | LL | _a += (1); | ^ ^ | help: remove these parentheses | LL - _a += (1); LL + _a += 1; | error: unnecessary parentheses around pattern --> $DIR/lint-unnecessary-parens.rs:110:8 | LL | let(mut _a) = 3; | ^ ^ | help: remove these parentheses | LL - let(mut _a) = 3; LL + let mut _a = 3; | error: unnecessary parentheses around pattern --> $DIR/lint-unnecessary-parens.rs:111:9 | LL | let (mut _a) = 3; | ^ ^ | help: remove these parentheses | LL - let (mut _a) = 3; LL + let mut _a = 3; | error: unnecessary parentheses around pattern --> $DIR/lint-unnecessary-parens.rs:112:8 | LL | let( mut _a) = 3; | ^^ ^ | help: remove these parentheses | LL - let( mut _a) = 3; LL + let mut _a = 3; | error: unnecessary parentheses around pattern --> $DIR/lint-unnecessary-parens.rs:114:8 | LL | let(_a) = 3; | ^ ^ | help: remove these parentheses | LL - let(_a) = 3; LL + let _a = 3; | error: unnecessary parentheses around pattern --> $DIR/lint-unnecessary-parens.rs:115:9 | LL | let (_a) = 3; | ^ ^ | help: remove these parentheses | LL - let (_a) = 3; LL + let _a = 3; | error: unnecessary parentheses around pattern --> $DIR/lint-unnecessary-parens.rs:116:8 | LL | let( _a) = 3; | ^^ ^ | help: remove these parentheses | LL - let( _a) = 3; LL + let _a = 3; | error: unnecessary parentheses around block return value --> $DIR/lint-unnecessary-parens.rs:122:9 | LL | (unit!() - One) | ^ ^ | help: remove these parentheses | LL - (unit!() - One) LL + unit!() - One | error: unnecessary parentheses around block return value --> $DIR/lint-unnecessary-parens.rs:124:9 | LL | (unit![] - One) | ^ ^ | help: remove these parentheses | LL - (unit![] - One) LL + unit![] - One | error: unnecessary parentheses around block return value --> $DIR/lint-unnecessary-parens.rs:127:9 | LL | (unit! {} - One) | ^ ^ | help: remove these parentheses | LL - (unit! {} - One) LL + unit! {} - One | error: unnecessary parentheses around assigned value --> $DIR/lint-unnecessary-parens.rs:132:14 | LL | let _r = (&x); | ^ ^ | help: remove these parentheses | LL - let _r = (&x); LL + let _r = &x; | error: unnecessary parentheses around assigned value --> $DIR/lint-unnecessary-parens.rs:133:14 | LL | let _r = (&mut x); | ^ ^ | help: remove these parentheses | LL - let _r = (&mut x); LL + let _r = &mut x; | error: aborting due to 33 previous errors