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Commit 41a7534

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chenyukangchenyukang
committed
add testcaes for multiple lines of braces
1 parent 2e2f770 commit 41a7534
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‎tests/ui/lint/unused/closure-body-issue-136741.fixed

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+9Lines changed: 9 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -6,6 +6,15 @@ pub fn main() {
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let _ = || 0 == 0; //~ ERROR unnecessary parentheses around closure body
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let _ = (0..).find(|n| n % 2 == 0); //~ ERROR unnecessary parentheses around closure body
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let _ = (0..).find(|n| n % 2 == 0); //~ ERROR unnecessary braces around closure body
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// multiple lines of code will not lint with braces
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let _ = (0..).find(|n| {
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n % 2 == 0
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});
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// multiple lines of code will lint with parentheses
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let _ = (0..).find(|n| n % 2 == 0);
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let _ = || {
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_ = 0;
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0 == 0 //~ ERROR unnecessary parentheses around block return value

‎tests/ui/lint/unused/closure-body-issue-136741.rs

Copy file name to clipboardExpand all lines: tests/ui/lint/unused/closure-body-issue-136741.rs
+11Lines changed: 11 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -6,6 +6,17 @@ pub fn main() {
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let _ = || (0 == 0); //~ ERROR unnecessary parentheses around closure body
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let _ = (0..).find(|n| (n % 2 == 0)); //~ ERROR unnecessary parentheses around closure body
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let _ = (0..).find(|n| {n % 2 == 0}); //~ ERROR unnecessary braces around closure body
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// multiple lines of code will not lint with braces
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let _ = (0..).find(|n| {
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n % 2 == 0
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});
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// multiple lines of code will lint with parentheses
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let _ = (0..).find(|n| ( //~ ERROR unnecessary parentheses around closure body
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n % 2 == 0
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));
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let _ = || {
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_ = 0;
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(0 == 0) //~ ERROR unnecessary parentheses around block return value

‎tests/ui/lint/unused/closure-body-issue-136741.stderr

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+21-2Lines changed: 21 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -56,8 +56,27 @@ LL - let _ = (0..).find(|n| {n % 2 == 0});
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LL + let _ = (0..).find(|n| n % 2 == 0);
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|
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error: unnecessary parentheses around closure body
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--> $DIR/closure-body-issue-136741.rs:16:28
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|
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LL | let _ = (0..).find(|n| (
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| _____________________________^
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LL | | n % 2 == 0
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| | ________^__________^
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| ||________|
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| |
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LL | | ));
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| |_____^
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|
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help: remove these parentheses
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|
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LL - let _ = (0..).find(|n| (
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LL - n % 2 == 0
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LL + let _ = (0..).find(|n| n % 2 == 0);
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|
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error: unnecessary parentheses around block return value
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--> $DIR/closure-body-issue-136741.rs:11:9
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--> $DIR/closure-body-issue-136741.rs:22:9
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|
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LL | (0 == 0)
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| ^ ^
@@ -68,5 +87,5 @@ LL - (0 == 0)
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LL + 0 == 0
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|
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error: aborting due to 5 previous errors
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error: aborting due to 6 previous errors
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