| library; | 
 | // | 
 | // Problems in library: | 
 | // | 
 | // pkg/front_end/testcases/patterns/map_pattern_errors.dart:7:15: Error: A map pattern requires exactly two type arguments. | 
 | //     case <int>{}: | 
 | //               ^ | 
 | // | 
 | // pkg/front_end/testcases/patterns/map_pattern_errors.dart:8:28: Error: A map pattern requires exactly two type arguments. | 
 | //     case <int, int, String>{}: | 
 | //                            ^ | 
 | // | 
 | // pkg/front_end/testcases/patterns/map_pattern_errors.dart:7:15: Error: A map pattern must have at least one entry. | 
 | // Try replacing it with an object pattern 'Map()'. | 
 | //     case <int>{}: | 
 | //               ^ | 
 | // | 
 | // pkg/front_end/testcases/patterns/map_pattern_errors.dart:8:28: Error: A map pattern must have at least one entry. | 
 | // Try replacing it with an object pattern 'Map()'. | 
 | //     case <int, int, String>{}: | 
 | //                            ^ | 
 | // | 
 | import self as self; | 
 |  | 
 | static method test(dynamic o) → dynamic { | 
 |   #L1: | 
 |   { | 
 |     final synthesized dynamic #0#0 = o; | 
 |     { | 
 |       if(invalid-expression "pkg/front_end/testcases/patterns/map_pattern_errors.dart:7:15: Error: A map pattern must have at least one entry. | 
 | Try replacing it with an object pattern 'Map()'. | 
 |     case <int>{}: | 
 |               ^" || invalid-expression "pkg/front_end/testcases/patterns/map_pattern_errors.dart:8:28: Error: A map pattern must have at least one entry. | 
 | Try replacing it with an object pattern 'Map()'. | 
 |     case <int, int, String>{}: | 
 |                            ^") { | 
 |       } | 
 |     } | 
 |   } | 
 | } |