refactor changes to pass if_not_else lint

Author: dswij

clippy_lints/src/swap.rs

@@ -115,10 +115,10 @@ fn generate_swap_warning(cx: &LateContext<'_>, e1: &Expr<'_>, e2: &Expr<'_>, spa
     let second = Sugg::hir_with_applicability(cx, e2, "..", &mut applicability);
     let sugg = if !any_parent_has_attr(cx.tcx, e1.hir_id, sym::no_std) {
         "std"
-    } else if !any_parent_has_attr(cx.tcx, e2.hir_id, sym::no_core) {
-        "core"
-    } else {
+    } else if any_parent_has_attr(cx.tcx, e1.hir_id, sym::no_core) {
         ""
+    } else {
+        "core"
     };
 
     if sugg.is_empty() {
@@ -201,10 +201,10 @@ fn check_suspicious_swap(cx: &LateContext<'_>, block: &Block<'_>) {
                 let span = first.span.to(second.span);
                 let sugg = if !any_parent_has_attr(cx.tcx, block.hir_id, sym::no_std) {
                     "std"
-                } else if !any_parent_has_attr(cx.tcx, block.hir_id, sym::no_core) {
-                    "core"
-                } else {
+                } else if any_parent_has_attr(cx.tcx, block.hir_id, sym::no_core) {
                     ""
+                } else {
+                    "core"
                 };
 
                 if sugg.is_empty() {