Issue 29360. Fix type name resolution for GenericTypeAliasElement.

pkg/analyzer/test/generated/non_error_resolver_test.dart

 // Copyright (c) 2014, 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.
 
 library analyzer.test.generated.non_error_resolver_test;
 
 import 'dart:async';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/standard_resolution_map.dart';
@@ skipping 2166 matching lines @@
 class A {
   noSuchMethod(inv) {}
 }
 class B extends A implements Function {
 }''');
     await computeAnalysisResult(source);
     assertNoErrors(source);
     verify([source]);
   }
 
+  test_genericTypeAlias_castsAndTypeChecks_hasTypeParameters() async {
+    Source source = addSource('''
+typedef Foo<S> = S Function<T>(T x);
+
+main(Object p) {
+  (p as Foo)<int>(3);
+  if (p is Foo) {
+    p<int>(3);
+  }
+  (p as Foo<String>)<int>(3);
+  if (p is Foo<String>) {
+    p<int>(3);
+  }
+}
+''');
+    await computeAnalysisResult(source);
+    assertNoErrors(source);
+    verify([source]);
+  }
+
+  test_genericTypeAlias_castsAndTypeChecks_noTypeParameters() async {
+    Source source = addSource('''
+typedef Foo = T Function<T>(T x);
+
+main(Object p) {
+  (p as Foo)<int>(3);
+  if (p is Foo) {
+    p<int>(3);
+  }
+}
+''');
+    await computeAnalysisResult(source);
+    assertNoErrors(source);
+    verify([source]);
+  }
+
   test_genericTypeAlias_fieldAndReturnType_noTypeParameters() async {
     Source source = addSource(r'''
 typedef Foo = int Function<T>(T x);
 int foo<T>(T x) => 3;
 Foo bar() => foo;
 void test1() {
   bar()<String>("hello");
 }
 
 class A {
@@ skipping 43 matching lines @@
   void test() {
     f<String>("hello");
   }
 }
 ''');
     await computeAnalysisResult(source);
     assertNoErrors(source);
     verify([source]);
   }
 
+  test_genericTypeAlias_invalidGenericFunctionType() async {
+    Source source = addSource('''
+typedef F = int;
+main(p) {
+  p is F;
+}
+''');
+    await computeAnalysisResult(source);
+    // There is a parse error, but no crashes.
+    assertErrors(source, [ParserErrorCode.INVALID_GENERIC_FUNCTION_TYPE]);
+    verify([source]);
+  }
+
   test_genericTypeAlias_noTypeParameters() async {
     Source source = addSource(r'''
 typedef Foo = int Function<T>(T x);
 int foo<T>(T x) => 3;
 void test1() {
   Foo y = foo;
   // These two should be equivalent
   foo<String>("hello");
   y<String>("hello");
 }
@@ skipping 4108 matching lines @@
     await computeAnalysisResult(source);
     assertNoErrors(source);
     verify([source]);
     reset();
   }
 
   Future<Null> _check_wrongNumberOfParametersForOperator1(String name) async {
     await _check_wrongNumberOfParametersForOperator(name, "a");
   }
 }