Fix #515

src/dfmt/formatter.d

@@ -224,7 +224,7 @@ private:
         else if (currentIs(tok!"return"))
         {
             writeToken();
-            if (!currentIs(tok!";") && !currentIs(tok!")"))
+            if (!currentIs(tok!";") && !currentIs(tok!")") && !currentIs(tok!"{"))
                 write(" ");
         }
         else if (currentIs(tok!"with"))

tests/allman/issue0515.d.ref

@@ -0,0 +1,7 @@
+struct S
+{
+    ref S foo() return
+    {
+        return this;
+    }
+}

tests/issue0515.d

@@ -0,0 +1,7 @@
+struct S
+{
+    ref S foo() return
+    {
+        return this;
+    }
+}

tests/otbs/issue0515.d.ref

@@ -0,0 +1,5 @@
+struct S {
+    ref S foo() return {
+        return this;
+    }
+}