@@ -117,7 +117,8 @@ function printClassBody(path, options, print) {
     if (parts.length === 0) {
       content = openingBrace + closingBrace;
     } else {
-      const spacing = isEmpty ? "" : options.bracketSpacing ? line : softline;
+      const spacing =
+        !options.bracketSpacing || (isEmpty && !shouldBreak) ? softline : line;
       content = [
         openingBrace,
         indent([spacing, ...parts]),
 
@@ -43,16 +43,16 @@ T6 = {/* comment */ // comment
 };
 
 =====================================output=====================================
-type T1 = {| /* comment */ |};
-type T12 = { /* comment */ };
+type T1 = {|/* comment */|};
+type T12 = {/* comment */};
 T1 = {/* comment */};
 
-type T2 = {| /* comment */ |};
-type T22 = { /* comment */ };
+type T2 = {|/* comment */|};
+type T22 = {/* comment */};
 T2 = {/* comment */};
 
-type T3 = {| /* comment */ |};
-type T32 = { /* comment */ };
+type T3 = {|/* comment */|};
+type T32 = {/* comment */};
 T3 = {/* comment */};
 
 type T4 = {|
 
@@ -63,10 +63,10 @@ type T2 = {
 type T3 = {
   //comment
 };
-type T4 = { /*comment*/ };
-type T5 = { /*comment*/ };
-type T6 = { /*comment*/ };
-type T7 = { /*comment*/ };
+type T4 = {/*comment*/};
+type T5 = {/*comment*/};
+type T6 = {/*comment*/};
+type T7 = {/*comment*/};
 
 ================================================================================
 `;