Skip function with no exprs contained

hkmatsumoto · hkmatsumoto · commit 8be8a1e22c3d · 2020-10-18T18:02:31.000+09:00
diff --git a/clippy_lints/src/unnecessary_wrap.rs b/clippy_lints/src/unnecessary_wrap.rs
@@ -98,7 +98,7 @@ impl<'tcx> LateLintPass<'tcx> for UnnecessaryWrap {
             }
         });
 
-        if can_sugg {
+        if can_sugg && !suggs.is_empty() {
             span_lint_and_then(
                 cx,
                 UNNECESSARY_WRAP,

Original file line number	Diff line number	Diff line change
`@@ -98,7 +98,7 @@ impl<'tcx> LateLintPass<'tcx> for UnnecessaryWrap {`
`98`	`98`	`}`
`99`	`99`	`});`
`100`	`100`
`101`		`- if can_sugg {`
	`101`	`+ if can_sugg && !suggs.is_empty() {`
`102`	`102`	`span_lint_and_then(`
`103`	`103`	`cx,`
`104`	`104`	`UNNECESSARY_WRAP,`