Warning, /frameworks/syntax-highlighting/autotests/input/test.dart is written in an unsupported language. File is not indexed.

 import 'dart:io' show File;
 /**
  * print a number
  * "helo"
  * 'string'
  */
 
 const List<int> list = [1];
 
 String s = '''
 Multline string single quote
 ''';
 
 String d = '''
 Multline string double quote
 ''';
 
 enum Enum { one, two }
 
 class SimpleClass {}
 
 abstract class Interface extends SimpleClass {}
 
 final class Dummy {}
 
 Stream<int> gen() async* {
   for (int i = 0; i < 100; ++i) {
     yield switch (i) {
       1 => 1,
       _ => throw "Invalid",
     };
     yield i;
   }
 }
 
 Future<int> printNum(int anum) async {
   print("This is a $anum\n");
   print('This is a $anum\n \'world\'');
   if (anum == 1) {
     switch (anum) {
       case 1:
         return 3;
       default:
         // do while
         do {
           anum--;
         } while (anum < 0);
         // while
         while (anum > 0) {
           anum--;
         }
         break;
     }
     return 1;
   } else {
     return 2;
   }
 }
 
 // What are you doing?
 void main() {
   final int nn = 10;
   double dd = 1.5;
   double de = double.nan;
   bool boolean = true;
   printNum(nn);
 }