library;
//
// Problems in library:
//
// pkg/front_end/testcases/patterns/patternVariableDeclarationStatement_noMetadata_final_extractor.dart:6:9: Error: 'C' isn't a type.
//   final C(f: a) = x;
//         ^
//
import self as self;
import "dart:core" as core;

static method f(dynamic x) → dynamic {
  final hoisted has-declared-initializer invalid-type a;
  {
    final synthesized dynamic #0#0 = x;
    if(!(#0#0 is invalid-type && (let final invalid-type #t1 = a = #0#0{invalid-type}{<invalid>}.f in true)))
      throw{for-error-handling} new core::StateError::•("Pattern matching error");
  }
}