fix await precedence when result is invoked (+ test)

transpiler/src/main/java/org/jsweet/transpiler/Java2TypeScriptTranslator.java

@@ -3892,6 +3892,9 @@ public class Java2TypeScriptTranslator extends AbstractTreePrinter {
 		}
 
         if (context.isAwaitInvocation(inv)) {
+        	if (getParent() instanceof JCMethodInvocation) {
+        		print("(");
+        	}
             print("await ");
         }
         
@@ -4247,6 +4250,10 @@ public class Java2TypeScriptTranslator extends AbstractTreePrinter {
 		}
 
 		print(")");
+		
+		if (context.isAwaitInvocation(inv) && getParent() instanceof JCMethodInvocation) {
+			print(")");
+		}
 
 	}
 

transpiler/src/test/java/source/syntax/AsyncAwaitPropagation.java

@@ -2,8 +2,27 @@ package source.syntax;
 
 import jsweet.lang.Async;
 
+interface DTO<T> {
+	T getView();
+}
+
+class MyDTO implements DTO<String> {
+	@Override
+	public String getView() {
+		return null;
+	}
+}
+
 public class AsyncAwaitPropagation implements Interface {
 
+	@Async static <T> T test(T t) {
+		return null;
+	}
+
+	@Async static <T> DTO<T> test2() {
+		return null;
+	}
+	
 	@Async int m1() {
 		return 0;
 	}
@@ -31,7 +50,16 @@ public class AsyncAwaitPropagation implements Interface {
     int m5() {
         return m2(2);
     }
-	
+
+	String m5(DTO dto) {
+		String s = "2";
+		String s2 = test(s);
+		DTO dto2 = test(dto);
+		MyDTO s3 = (MyDTO)test2().getView();
+		return s2;
+	}
+
+    
 }
 
 interface Interface {