Reformat generated tests files.

tests/language/function_type/function_type20_test.dart

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // GENERATED - DON'T EDIT.
 // GENERATED - DON'T EDIT.
 // GENERATED - DON'T EDIT.
 // GENERATED - DON'T EDIT.
 // GENERATED - DON'T EDIT.
 // GENERATED - DON'T EDIT.
 // GENERATED - DON'T EDIT.
 // GENERATED - DON'T EDIT.
 
 import 'dart:core';
 import 'dart:core' as core;
 import 'package:expect/expect.dart';
 
 @NoInline()
 @AssumeDynamic()
 confuse(f) => f;
 
-final bool inCheckedMode =
-    (() { bool result = false; assert(result = true); return result; })();
+final bool inCheckedMode = (() {
+  bool result = false;
+  assert(result = true);
+  return result;
+})();
 
-
-typedef F0<T> = int Function(int x0, {Function x});
-typedef F1<T> = List<Function> Function({int x});
-typedef F2<T> = core.List<core.int> Function({List<T> x});
-typedef F3<T> = Function(int x, [core.List<core.int> x2]);
-typedef F4<T> = core.List<core.int> Function<A>(List<T> x);
-typedef F5<T> = int Function(int y, [Function x]) Function();
-typedef F6<T> = int Function(int x1, [core.List<core.int> x2]) Function();
-typedef F7<T> = Function Function({int x}) Function();
-typedef F8<T> = Function Function(core.List<core.int> x) Function();
-typedef F9<T> = List<Function> Function(int x0, [int x]) Function();
-typedef F10<T> = List<Function> Function([List<Function> x1]) Function();
-typedef F11<T> = List<Function> Function({List<T> x}) Function();
-typedef F12<T> = core.List<core.int> Function(int y, {Function x}) Function();
-typedef F13<T> = core.List<core.int> Function(int x0, [List<T> x]) Function();
-typedef F14<T> = List<T> Function(Function x0) Function();
-typedef F15<T> = List<T> Function(int x, [core.List<core.int> x2]) Function();
-typedef F16<T> = Function(int x0, {int x}) Function();
-typedef F17<T> = Function([core.List<core.int> x]) Function();
-typedef F18<T> = void Function(int y, [int x]) Function();
-typedef F19<T> = void Function(int x1, [List<Function> x2]) Function();
-typedef F20<T> = void Function(int x0, {List<T> x}) Function();
-typedef F21<T> = List<Function> Function<A>(A x) Function();
-typedef F22<T> = Function<A>(List<A> x) Function();
-typedef F23<T> = int Function(B x) Function<B extends core.int>();
-
+typedef F0<T>
+    = int Function(int x0, {Function x});
+typedef F1<T>
+    = List<Function> Function({int x});
+typedef F2<T>
+    = core.List<core.int> Function({List<T> x});
+typedef F3<T>
+    = Function(int x, [core.List<core.int> x2]);
+typedef F4<T>
+    = core.List<core.int> Function<A>(List<T> x);
+typedef F5<T>
+    = int Function(int y, [Function x]) Function();
+typedef F6<T>
+    = int Function(int x1, [core.List<core.int> x2]) Function();
+typedef F7<T>
+    = Function Function({int x}) Function();
+typedef F8<T>
+    = Function Function(core.List<core.int> x) Function();
+typedef F9<T>
+    = List<Function> Function(int x0, [int x]) Function();
+typedef F10<T>
+    = List<Function> Function([List<Function> x1]) Function();
+typedef F11<T>
+    = List<Function> Function({List<T> x}) Function();
+typedef F12<T>
+    = core.List<core.int> Function(int y, {Function x}) Function();
+typedef F13<T>
+    = core.List<core.int> Function(int x0, [List<T> x]) Function();
+typedef F14<T>
+    = List<T> Function(Function x0) Function();
+typedef F15<T>
+    = List<T> Function(int x, [core.List<core.int> x2]) Function();
+typedef F16<T>
+    = Function(int x0, {int x}) Function();
+typedef F17<T>
+    = Function([core.List<core.int> x]) Function();
+typedef F18<T>
+    = void Function(int y, [int x]) Function();
+typedef F19<T>
+    = void Function(int x1, [List<Function> x2]) Function();
+typedef F20<T>
+    = void Function(int x0, {List<T> x}) Function();
+typedef F21<T>
+    = List<Function> Function<A>(A x) Function();
+typedef F22<T>
+    = Function<A>(List<A> x) Function();
+typedef F23<T>
+    = int Function(B x) Function<B extends core.int>();
 
 int f0(int x0, {Function x}) => null;
 List<Function> f1({int x}) => null;
 core.List<core.int> f2({List<int> x}) => null;
 f3(int x, [core.List<core.int> x0]) => null;
 core.List<core.int> f4<A>(List<int> x) => null;
 int Function(int y, [Function x]) f5() => null;
 int Function(int x0, [core.List<core.int> x1]) f6() => null;
 Function Function({int x}) f7() => null;
 Function Function(core.List<core.int> x) f8() => null;
 List<Function> Function(int x0, [int x]) f9() => null;
 List<Function> Function([List<Function> x0]) f10() => null;
 List<Function> Function({List<int> x}) f11() => null;
 core.List<core.int> Function(int y, {Function x}) f12() => null;
 core.List<core.int> Function(int x0, [List<int> x]) f13() => null;
 List<int> Function(Function x0) f14() => null;
 List<int> Function(int x, [core.List<core.int> x0]) f15() => null;
 Function(int x0, {int x}) f16() => null;
 Function([core.List<core.int> x]) f17() => null;
 void Function(int y, [int x]) f18() => null;
 void Function(int x0, [List<Function> x1]) f19() => null;
 void Function(int x0, {List<int> x}) f20() => null;
 List<Function> Function<A>(A x) f21() => null;
 Function<A>(List<A> x) f22() => null;
 int Function(B x) f23<B extends core.int>() => null;
 
-
 class U20<T> {
   final bool tIsBool;
   final bool tIsInt;
   final bool tIsDynamic;
 
   int Function(int x0, {Function x}) x0;
   List<Function> Function({int x}) x1;
   core.List<core.int> Function({List<T> x}) x2;
   Function(int x, [core.List<core.int> x2]) x3;
   core.List<core.int> Function<A>(List<T> x) x4;
@@ skipping 10 matching lines @@
   List<T> Function(int x, [core.List<core.int> x2]) Function() x15;
   Function(int x0, {int x}) Function() x16;
   Function([core.List<core.int> x]) Function() x17;
   void Function(int y, [int x]) Function() x18;
   void Function(int x1, [List<Function> x2]) Function() x19;
   void Function(int x0, {List<T> x}) Function() x20;
   List<Function> Function<A>(A x) Function() x21;
   Function<A>(List<A> x) Function() x22;
   int Function(B x) Function<B extends core.int>() x23;
 
-
   U20({this.tIsBool: false, this.tIsInt: false})
       : tIsDynamic = !tIsBool && !tIsInt;
 
   int m0(int x0, {Function x}) => null;
   List<Function> m1({int x}) => null;
   core.List<core.int> m2({List<T> x}) => null;
   m3(int x, [core.List<core.int> x0]) => null;
   core.List<core.int> m4<A>(List<T> x) => null;
   int Function(int y, [Function x]) m5() => null;
   int Function(int x0, [core.List<core.int> x1]) m6() => null;
   Function Function({int x}) m7() => null;
   Function Function(core.List<core.int> x) m8() => null;
   List<Function> Function(int x0, [int x]) m9() => null;
   List<Function> Function([List<Function> x0]) m10() => null;
   List<Function> Function({List<T> x}) m11() => null;
   core.List<core.int> Function(int y, {Function x}) m12() => null;
   core.List<core.int> Function(int x0, [List<T> x]) m13() => null;
   List<T> Function(Function x0) m14() => null;
   List<T> Function(int x, [core.List<core.int> x0]) m15() => null;
   Function(int x0, {int x}) m16() => null;
   Function([core.List<core.int> x]) m17() => null;
   void Function(int y, [int x]) m18() => null;
   void Function(int x0, [List<Function> x1]) m19() => null;
   void Function(int x0, {List<T> x}) m20() => null;
   List<Function> Function<A>(A x) m21() => null;
   Function<A>(List<A> x) m22() => null;
   int Function(B x) m23<B extends core.int>() => null;
 
-
   runTests() {
     testF0();
     testF1();
     testF2();
     testF3();
     testF4();
     testF5();
     testF6();
     testF7();
     testF8();
@@ skipping 29 matching lines @@
     }
 
     Expect.isTrue(m0 is F0);
     Expect.isTrue(m0 is int Function(int x0, {Function x}));
     Expect.isTrue(confuse(m0) is F0);
     // In checked mode, verifies the type.
     x0 = m0;
     l0 = m0;
     x0 = confuse(m0);
     l0 = confuse(m0);
-
   }
 
   /// List<Function> Function({int x})
   void testF1() {
     Expect.isTrue(f1 is F1);
     Expect.isTrue(confuse(f1) is F1);
     // In checked mode, verifies the type.
     List<Function> Function({int x}) l1;
     // The static function f1 sets `T` to `int`.
     if (!tIsBool) {
       x1 = f1 as dynamic;
       l1 = f1 as dynamic;
       x1 = confuse(f1);
       l1 = confuse(f1);
     }
 
     Expect.isTrue(m1 is F1);
     Expect.isTrue(m1 is List<Function> Function({int x}));
     Expect.isTrue(confuse(m1) is F1);
     // In checked mode, verifies the type.
     x1 = m1;
     l1 = m1;
     x1 = confuse(m1);
     l1 = confuse(m1);
-
   }
 
   /// core.List<core.int> Function({List<T> x})
   void testF2() {
     Expect.isTrue(f2 is F2);
     Expect.isTrue(confuse(f2) is F2);
     // In checked mode, verifies the type.
     core.List<core.int> Function({List<T> x}) l2;
     // The static function f2 sets `T` to `int`.
     if (!tIsBool) {
@@ skipping 13 matching lines @@
     l2 = confuse(m2);
     if (!tIsBool) {
       Expect.isTrue(f2 is F2<int>);
       Expect.isFalse(f2 is F2<bool>);
       Expect.isTrue(confuse(f2) is F2<int>);
       Expect.isFalse(confuse(f2) is F2<bool>);
       Expect.equals(tIsDynamic, m2 is F2<bool>);
       Expect.equals(tIsDynamic, confuse(m2) is F2<bool>);
     } else {
       if (inCheckedMode) {
-        Expect.throws(() { x2 = (f2 as dynamic); });
-        Expect.throws(() { x2 = confuse(f2); });
+        Expect.throws(() {
+          x2 = (f2 as dynamic);
+        });
+        Expect.throws(() {
+          x2 = confuse(f2);
+        });
         core.List<core.int> Function({List<T> x}) l2;
-        Expect.throws(() { l2 = (f2 as dynamic); });
-        Expect.throws(() { l2 = confuse(f2); });
+        Expect.throws(() {
+          l2 = (f2 as dynamic);
+        });
+        Expect.throws(() {
+          l2 = confuse(f2);
+        });
       }
       core.List<core.int> Function({List<T> x}) l2 = m2;
       // In checked mode, verifies the type.
       x2 = m2;
       x2 = confuse(m2);
     }
   }
 
   /// Function(int x, [core.List<core.int> x2])
   void testF3() {
@@ skipping 10 matching lines @@
     }
 
     Expect.isTrue(m3 is F3);
     Expect.isTrue(m3 is Function(int x, [core.List<core.int> x2]));
     Expect.isTrue(confuse(m3) is F3);
     // In checked mode, verifies the type.
     x3 = m3;
     l3 = m3;
     x3 = confuse(m3);
     l3 = confuse(m3);
-
   }
 
   /// core.List<core.int> Function<A>(List<T> x)
   void testF4() {
     Expect.isTrue(f4 is F4);
     Expect.isTrue(confuse(f4) is F4);
     // In checked mode, verifies the type.
     core.List<core.int> Function<A>(List<T> x) l4;
     // The static function f4 sets `T` to `int`.
     if (!tIsBool) {
@@ skipping 13 matching lines @@
     l4 = confuse(m4);
     if (!tIsBool) {
       Expect.isTrue(f4 is F4<int>);
       Expect.isFalse(f4 is F4<bool>);
       Expect.isTrue(confuse(f4) is F4<int>);
       Expect.isFalse(confuse(f4) is F4<bool>);
       Expect.equals(tIsDynamic, m4 is F4<bool>);
       Expect.equals(tIsDynamic, confuse(m4) is F4<bool>);
     } else {
       if (inCheckedMode) {
-        Expect.throws(() { x4 = (f4 as dynamic); });
-        Expect.throws(() { x4 = confuse(f4); });
+        Expect.throws(() {
+          x4 = (f4 as dynamic);
+        });
+        Expect.throws(() {
+          x4 = confuse(f4);
+        });
         core.List<core.int> Function<A>(List<T> x) l4;
-        Expect.throws(() { l4 = (f4 as dynamic); });
-        Expect.throws(() { l4 = confuse(f4); });
+        Expect.throws(() {
+          l4 = (f4 as dynamic);
+        });
+        Expect.throws(() {
+          l4 = confuse(f4);
+        });
       }
       core.List<core.int> Function<A>(List<T> x) l4 = m4;
       // In checked mode, verifies the type.
       x4 = m4;
       x4 = confuse(m4);
     }
   }
 
   /// int Function(int y, [Function x]) Function()
   void testF5() {
@@ skipping 10 matching lines @@
     }
 
     Expect.isTrue(m5 is F5);
     Expect.isTrue(m5 is int Function(int y, [Function x]) Function());
     Expect.isTrue(confuse(m5) is F5);
     // In checked mode, verifies the type.
     x5 = m5;
     l5 = m5;
     x5 = confuse(m5);
     l5 = confuse(m5);
-
   }
 
   /// int Function(int x1, [core.List<core.int> x2]) Function()
   void testF6() {
     Expect.isTrue(f6 is F6);
     Expect.isTrue(confuse(f6) is F6);
     // In checked mode, verifies the type.
     int Function(int x1, [core.List<core.int> x2]) Function() l6;
     // The static function f6 sets `T` to `int`.
     if (!tIsBool) {
       x6 = f6 as dynamic;
       l6 = f6 as dynamic;
       x6 = confuse(f6);
       l6 = confuse(f6);
     }
 
     Expect.isTrue(m6 is F6);
-    Expect.isTrue(m6 is int Function(int x1, [core.List<core.int> x2]) Function());
+    Expect.isTrue(
+        m6 is int Function(int x1, [core.List<core.int> x2]) Function());
     Expect.isTrue(confuse(m6) is F6);
     // In checked mode, verifies the type.
     x6 = m6;
     l6 = m6;
     x6 = confuse(m6);
     l6 = confuse(m6);
-
   }
 
   /// Function Function({int x}) Function()
   void testF7() {
     Expect.isTrue(f7 is F7);
     Expect.isTrue(confuse(f7) is F7);
     // In checked mode, verifies the type.
     Function Function({int x}) Function() l7;
     // The static function f7 sets `T` to `int`.
     if (!tIsBool) {
       x7 = f7 as dynamic;
       l7 = f7 as dynamic;
       x7 = confuse(f7);
       l7 = confuse(f7);
     }
 
     Expect.isTrue(m7 is F7);
     Expect.isTrue(m7 is Function Function({int x}) Function());
     Expect.isTrue(confuse(m7) is F7);
     // In checked mode, verifies the type.
     x7 = m7;
     l7 = m7;
     x7 = confuse(m7);
     l7 = confuse(m7);
-
   }
 
   /// Function Function(core.List<core.int> x) Function()
   void testF8() {
     Expect.isTrue(f8 is F8);
     Expect.isTrue(confuse(f8) is F8);
     // In checked mode, verifies the type.
     Function Function(core.List<core.int> x) Function() l8;
     // The static function f8 sets `T` to `int`.
     if (!tIsBool) {
       x8 = f8 as dynamic;
       l8 = f8 as dynamic;
       x8 = confuse(f8);
       l8 = confuse(f8);
     }
 
     Expect.isTrue(m8 is F8);
     Expect.isTrue(m8 is Function Function(core.List<core.int> x) Function());
     Expect.isTrue(confuse(m8) is F8);
     // In checked mode, verifies the type.
     x8 = m8;
     l8 = m8;
     x8 = confuse(m8);
     l8 = confuse(m8);
-
   }
 
   /// List<Function> Function(int x0, [int x]) Function()
   void testF9() {
     Expect.isTrue(f9 is F9);
     Expect.isTrue(confuse(f9) is F9);
     // In checked mode, verifies the type.
     List<Function> Function(int x0, [int x]) Function() l9;
     // The static function f9 sets `T` to `int`.
     if (!tIsBool) {
       x9 = f9 as dynamic;
       l9 = f9 as dynamic;
       x9 = confuse(f9);
       l9 = confuse(f9);
     }
 
     Expect.isTrue(m9 is F9);
     Expect.isTrue(m9 is List<Function> Function(int x0, [int x]) Function());
     Expect.isTrue(confuse(m9) is F9);
     // In checked mode, verifies the type.
     x9 = m9;
     l9 = m9;
     x9 = confuse(m9);
     l9 = confuse(m9);
-
   }
 
   /// List<Function> Function([List<Function> x1]) Function()
   void testF10() {
     Expect.isTrue(f10 is F10);
     Expect.isTrue(confuse(f10) is F10);
     // In checked mode, verifies the type.
     List<Function> Function([List<Function> x1]) Function() l10;
     // The static function f10 sets `T` to `int`.
     if (!tIsBool) {
       x10 = f10 as dynamic;
       l10 = f10 as dynamic;
       x10 = confuse(f10);
       l10 = confuse(f10);
     }
 
     Expect.isTrue(m10 is F10);
-    Expect.isTrue(m10 is List<Function> Function([List<Function> x1]) Function());
+    Expect
+        .isTrue(m10 is List<Function> Function([List<Function> x1]) Function());
     Expect.isTrue(confuse(m10) is F10);
     // In checked mode, verifies the type.
     x10 = m10;
     l10 = m10;
     x10 = confuse(m10);
     l10 = confuse(m10);
-
   }
 
   /// List<Function> Function({List<T> x}) Function()
   void testF11() {
     Expect.isTrue(f11 is F11);
     Expect.isTrue(confuse(f11) is F11);
     // In checked mode, verifies the type.
     List<Function> Function({List<T> x}) Function() l11;
     // The static function f11 sets `T` to `int`.
     if (!tIsBool) {
@@ skipping 13 matching lines @@
     l11 = confuse(m11);
     if (!tIsBool) {
       Expect.isTrue(f11 is F11<int>);
       Expect.isFalse(f11 is F11<bool>);
       Expect.isTrue(confuse(f11) is F11<int>);
       Expect.isFalse(confuse(f11) is F11<bool>);
       Expect.equals(tIsDynamic, m11 is F11<bool>);
       Expect.equals(tIsDynamic, confuse(m11) is F11<bool>);
     } else {
       if (inCheckedMode) {
-        Expect.throws(() { x11 = (f11 as dynamic); });
-        Expect.throws(() { x11 = confuse(f11); });
+        Expect.throws(() {
+          x11 = (f11 as dynamic);
+        });
+        Expect.throws(() {
+          x11 = confuse(f11);
+        });
         List<Function> Function({List<T> x}) Function() l11;
-        Expect.throws(() { l11 = (f11 as dynamic); });
-        Expect.throws(() { l11 = confuse(f11); });
+        Expect.throws(() {
+          l11 = (f11 as dynamic);
+        });
+        Expect.throws(() {
+          l11 = confuse(f11);
+        });
       }
       List<Function> Function({List<T> x}) Function() l11 = m11;
       // In checked mode, verifies the type.
       x11 = m11;
       x11 = confuse(m11);
     }
   }
 
   /// core.List<core.int> Function(int y, {Function x}) Function()
   void testF12() {
     Expect.isTrue(f12 is F12);
     Expect.isTrue(confuse(f12) is F12);
     // In checked mode, verifies the type.
     core.List<core.int> Function(int y, {Function x}) Function() l12;
     // The static function f12 sets `T` to `int`.
     if (!tIsBool) {
       x12 = f12 as dynamic;
       l12 = f12 as dynamic;
       x12 = confuse(f12);
       l12 = confuse(f12);
     }
 
     Expect.isTrue(m12 is F12);
-    Expect.isTrue(m12 is core.List<core.int> Function(int y, {Function x}) Function());
+    Expect.isTrue(
+        m12 is core.List<core.int> Function(int y, {Function x}) Function());
     Expect.isTrue(confuse(m12) is F12);
     // In checked mode, verifies the type.
     x12 = m12;
     l12 = m12;
     x12 = confuse(m12);
     l12 = confuse(m12);
-
   }
 
   /// core.List<core.int> Function(int x0, [List<T> x]) Function()
   void testF13() {
     Expect.isTrue(f13 is F13);
     Expect.isTrue(confuse(f13) is F13);
     // In checked mode, verifies the type.
     core.List<core.int> Function(int x0, [List<T> x]) Function() l13;
     // The static function f13 sets `T` to `int`.
     if (!tIsBool) {
       x13 = f13 as dynamic;
       l13 = f13 as dynamic;
       x13 = confuse(f13);
       l13 = confuse(f13);
     }
 
     Expect.isTrue(m13 is F13);
-    Expect.isTrue(m13 is core.List<core.int> Function(int x0, [List<T> x]) Function());
+    Expect.isTrue(
+        m13 is core.List<core.int> Function(int x0, [List<T> x]) Function());
     Expect.isTrue(confuse(m13) is F13);
     // In checked mode, verifies the type.
     x13 = m13;
     l13 = m13;
     x13 = confuse(m13);
     l13 = confuse(m13);
     if (!tIsBool) {
       Expect.isTrue(f13 is F13<int>);
       Expect.isFalse(f13 is F13<bool>);
       Expect.isTrue(confuse(f13) is F13<int>);
       Expect.isFalse(confuse(f13) is F13<bool>);
       Expect.equals(tIsDynamic, m13 is F13<bool>);
       Expect.equals(tIsDynamic, confuse(m13) is F13<bool>);
     } else {
       if (inCheckedMode) {
-        Expect.throws(() { x13 = (f13 as dynamic); });
-        Expect.throws(() { x13 = confuse(f13); });
+        Expect.throws(() {
+          x13 = (f13 as dynamic);
+        });
+        Expect.throws(() {
+          x13 = confuse(f13);
+        });
         core.List<core.int> Function(int x0, [List<T> x]) Function() l13;
-        Expect.throws(() { l13 = (f13 as dynamic); });
-        Expect.throws(() { l13 = confuse(f13); });
+        Expect.throws(() {
+          l13 = (f13 as dynamic);
+        });
+        Expect.throws(() {
+          l13 = confuse(f13);
+        });
       }
       core.List<core.int> Function(int x0, [List<T> x]) Function() l13 = m13;
       // In checked mode, verifies the type.
       x13 = m13;
       x13 = confuse(m13);
     }
   }
 
   /// List<T> Function(Function x0) Function()
   void testF14() {
@@ skipping 19 matching lines @@
     l14 = confuse(m14);
     if (!tIsBool) {
       Expect.isTrue(f14 is F14<int>);
       Expect.isFalse(f14 is F14<bool>);
       Expect.isTrue(confuse(f14) is F14<int>);
       Expect.isFalse(confuse(f14) is F14<bool>);
       Expect.equals(tIsDynamic, m14 is F14<bool>);
       Expect.equals(tIsDynamic, confuse(m14) is F14<bool>);
     } else {
       if (inCheckedMode) {
-        Expect.throws(() { x14 = (f14 as dynamic); });
-        Expect.throws(() { x14 = confuse(f14); });
+        Expect.throws(() {
+          x14 = (f14 as dynamic);
+        });
+        Expect.throws(() {
+          x14 = confuse(f14);
+        });
         List<T> Function(Function x0) Function() l14;
-        Expect.throws(() { l14 = (f14 as dynamic); });
-        Expect.throws(() { l14 = confuse(f14); });
+        Expect.throws(() {
+          l14 = (f14 as dynamic);
+        });
+        Expect.throws(() {
+          l14 = confuse(f14);
+        });
       }
       List<T> Function(Function x0) Function() l14 = m14;
       // In checked mode, verifies the type.
       x14 = m14;
       x14 = confuse(m14);
     }
   }
 
   /// List<T> Function(int x, [core.List<core.int> x2]) Function()
   void testF15() {
     Expect.isTrue(f15 is F15);
     Expect.isTrue(confuse(f15) is F15);
     // In checked mode, verifies the type.
     List<T> Function(int x, [core.List<core.int> x2]) Function() l15;
     // The static function f15 sets `T` to `int`.
     if (!tIsBool) {
       x15 = f15 as dynamic;
       l15 = f15 as dynamic;
       x15 = confuse(f15);
       l15 = confuse(f15);
     }
 
     Expect.isTrue(m15 is F15);
-    Expect.isTrue(m15 is List<T> Function(int x, [core.List<core.int> x2]) Function());
+    Expect.isTrue(
+        m15 is List<T> Function(int x, [core.List<core.int> x2]) Function());
     Expect.isTrue(confuse(m15) is F15);
     // In checked mode, verifies the type.
     x15 = m15;
     l15 = m15;
     x15 = confuse(m15);
     l15 = confuse(m15);
     if (!tIsBool) {
       Expect.isTrue(f15 is F15<int>);
       Expect.isFalse(f15 is F15<bool>);
       Expect.isTrue(confuse(f15) is F15<int>);
       Expect.isFalse(confuse(f15) is F15<bool>);
       Expect.equals(tIsDynamic, m15 is F15<bool>);
       Expect.equals(tIsDynamic, confuse(m15) is F15<bool>);
     } else {
       if (inCheckedMode) {
-        Expect.throws(() { x15 = (f15 as dynamic); });
-        Expect.throws(() { x15 = confuse(f15); });
+        Expect.throws(() {
+          x15 = (f15 as dynamic);
+        });
+        Expect.throws(() {
+          x15 = confuse(f15);
+        });
         List<T> Function(int x, [core.List<core.int> x2]) Function() l15;
-        Expect.throws(() { l15 = (f15 as dynamic); });
-        Expect.throws(() { l15 = confuse(f15); });
+        Expect.throws(() {
+          l15 = (f15 as dynamic);
+        });
+        Expect.throws(() {
+          l15 = confuse(f15);
+        });
       }
       List<T> Function(int x, [core.List<core.int> x2]) Function() l15 = m15;
       // In checked mode, verifies the type.
       x15 = m15;
       x15 = confuse(m15);
     }
   }
 
   /// Function(int x0, {int x}) Function()
   void testF16() {
@@ skipping 10 matching lines @@
     }
 
     Expect.isTrue(m16 is F16);
     Expect.isTrue(m16 is Function(int x0, {int x}) Function());
     Expect.isTrue(confuse(m16) is F16);
     // In checked mode, verifies the type.
     x16 = m16;
     l16 = m16;
     x16 = confuse(m16);
     l16 = confuse(m16);
-
   }
 
   /// Function([core.List<core.int> x]) Function()
   void testF17() {
     Expect.isTrue(f17 is F17);
     Expect.isTrue(confuse(f17) is F17);
     // In checked mode, verifies the type.
     Function([core.List<core.int> x]) Function() l17;
     // The static function f17 sets `T` to `int`.
     if (!tIsBool) {
       x17 = f17 as dynamic;
       l17 = f17 as dynamic;
       x17 = confuse(f17);
       l17 = confuse(f17);
     }
 
     Expect.isTrue(m17 is F17);
     Expect.isTrue(m17 is Function([core.List<core.int> x]) Function());
     Expect.isTrue(confuse(m17) is F17);
     // In checked mode, verifies the type.
     x17 = m17;
     l17 = m17;
     x17 = confuse(m17);
     l17 = confuse(m17);
-
   }
 
   /// void Function(int y, [int x]) Function()
   void testF18() {
     Expect.isTrue(f18 is F18);
     Expect.isTrue(confuse(f18) is F18);
     // In checked mode, verifies the type.
     void Function(int y, [int x]) Function() l18;
     // The static function f18 sets `T` to `int`.
     if (!tIsBool) {
       x18 = f18 as dynamic;
       l18 = f18 as dynamic;
       x18 = confuse(f18);
       l18 = confuse(f18);
     }
 
     Expect.isTrue(m18 is F18);
     Expect.isTrue(m18 is void Function(int y, [int x]) Function());
     Expect.isTrue(confuse(m18) is F18);
     // In checked mode, verifies the type.
     x18 = m18;
     l18 = m18;
     x18 = confuse(m18);
     l18 = confuse(m18);
-
   }
 
   /// void Function(int x1, [List<Function> x2]) Function()
   void testF19() {
     Expect.isTrue(f19 is F19);
     Expect.isTrue(confuse(f19) is F19);
     // In checked mode, verifies the type.
     void Function(int x1, [List<Function> x2]) Function() l19;
     // The static function f19 sets `T` to `int`.
     if (!tIsBool) {
       x19 = f19 as dynamic;
       l19 = f19 as dynamic;
       x19 = confuse(f19);
       l19 = confuse(f19);
     }
 
     Expect.isTrue(m19 is F19);
     Expect.isTrue(m19 is void Function(int x1, [List<Function> x2]) Function());
     Expect.isTrue(confuse(m19) is F19);
     // In checked mode, verifies the type.
     x19 = m19;
     l19 = m19;
     x19 = confuse(m19);
     l19 = confuse(m19);
-
   }
 
   /// void Function(int x0, {List<T> x}) Function()
   void testF20() {
     Expect.isTrue(f20 is F20);
     Expect.isTrue(confuse(f20) is F20);
     // In checked mode, verifies the type.
     void Function(int x0, {List<T> x}) Function() l20;
     // The static function f20 sets `T` to `int`.
     if (!tIsBool) {
@@ skipping 13 matching lines @@
     l20 = confuse(m20);
     if (!tIsBool) {
       Expect.isTrue(f20 is F20<int>);
       Expect.isFalse(f20 is F20<bool>);
       Expect.isTrue(confuse(f20) is F20<int>);
       Expect.isFalse(confuse(f20) is F20<bool>);
       Expect.equals(tIsDynamic, m20 is F20<bool>);
       Expect.equals(tIsDynamic, confuse(m20) is F20<bool>);
     } else {
       if (inCheckedMode) {
-        Expect.throws(() { x20 = (f20 as dynamic); });
-        Expect.throws(() { x20 = confuse(f20); });
+        Expect.throws(() {
+          x20 = (f20 as dynamic);
+        });
+        Expect.throws(() {
+          x20 = confuse(f20);
+        });
         void Function(int x0, {List<T> x}) Function() l20;
-        Expect.throws(() { l20 = (f20 as dynamic); });
-        Expect.throws(() { l20 = confuse(f20); });
+        Expect.throws(() {
+          l20 = (f20 as dynamic);
+        });
+        Expect.throws(() {
+          l20 = confuse(f20);
+        });
       }
       void Function(int x0, {List<T> x}) Function() l20 = m20;
       // In checked mode, verifies the type.
       x20 = m20;
       x20 = confuse(m20);
     }
   }
 
   /// List<Function> Function<A>(A x) Function()
   void testF21() {
@@ skipping 10 matching lines @@
     }
 
     Expect.isTrue(m21 is F21);
     Expect.isTrue(m21 is List<Function> Function<A>(A x) Function());
     Expect.isTrue(confuse(m21) is F21);
     // In checked mode, verifies the type.
     x21 = m21;
     l21 = m21;
     x21 = confuse(m21);
     l21 = confuse(m21);
-
   }
 
   /// Function<A>(List<A> x) Function()
   void testF22() {
     Expect.isTrue(f22 is F22);
     Expect.isTrue(confuse(f22) is F22);
     // In checked mode, verifies the type.
     Function<A>(List<A> x) Function() l22;
     // The static function f22 sets `T` to `int`.
     if (!tIsBool) {
       x22 = f22 as dynamic;
       l22 = f22 as dynamic;
       x22 = confuse(f22);
       l22 = confuse(f22);
     }
 
     Expect.isTrue(m22 is F22);
     Expect.isTrue(m22 is Function<A>(List<A> x) Function());
     Expect.isTrue(confuse(m22) is F22);
     // In checked mode, verifies the type.
     x22 = m22;
     l22 = m22;
     x22 = confuse(m22);
     l22 = confuse(m22);
-
   }
 
   /// int Function(B x) Function<B extends core.int>()
   void testF23() {
     Expect.isTrue(f23 is F23);
     Expect.isTrue(confuse(f23) is F23);
     // In checked mode, verifies the type.
     int Function(B x) Function<B extends core.int>() l23;
     // The static function f23 sets `T` to `int`.
     if (!tIsBool) {
       x23 = f23 as dynamic;
       l23 = f23 as dynamic;
       x23 = confuse(f23);
       l23 = confuse(f23);
     }
 
     Expect.isTrue(m23 is F23);
     Expect.isTrue(m23 is int Function(B x) Function<B extends core.int>());
     Expect.isTrue(confuse(m23) is F23);
     // In checked mode, verifies the type.
     x23 = m23;
     l23 = m23;
     x23 = confuse(m23);
     l23 = confuse(m23);
-
   }
-
-
 }
 
 void main() {
   new U20().runTests();
   new U20<int>(tIsInt: true).runTests();
   new U20<bool>(tIsBool: true).runTests();
 }
-