Issue 9845. Compare runtime types using ==.

pkg/analyzer_experimental/lib/src/generated/error.dart

Index: pkg/analyzer_experimental/lib/src/generated/error.dart
diff --git a/pkg/analyzer_experimental/lib/src/generated/error.dart b/pkg/analyzer_experimental/lib/src/generated/error.dart
index c09913f2828524a137a3e5a2ea0dcf40bf8d7cc5..73469f963b11786459deb0f6cf0ca3f27e866e87 100644
--- a/pkg/analyzer_experimental/lib/src/generated/error.dart
+++ b/pkg/analyzer_experimental/lib/src/generated/error.dart
@@ -633,8 +633,10 @@ class CompileTimeErrorCode implements Comparable<CompileTimeErrorCode>, ErrorCod
   /**
    * 13.9 Switch: It is a compile-time error if values of the expressions <i>e<sub>k</sub></i> are
    * not instances of the same class <i>C</i>, for all <i>1 &lt;= k &lt;= n</i>.
+   * @param expressionSource the expression source code that is the unexpected type
+   * @param expectedType the name of the expected type
    */
-  static final CompileTimeErrorCode INCONSITENT_CASE_EXPRESSION_TYPES = new CompileTimeErrorCode('INCONSITENT_CASE_EXPRESSION_TYPES', 44, "");
+  static final CompileTimeErrorCode INCONSISTENT_CASE_EXPRESSION_TYPES = new CompileTimeErrorCode('INCONSISTENT_CASE_EXPRESSION_TYPES', 44, "Case expressions must have the same types, '%s' is not a %s'");
   /**
    * 7.6.1 Generative Constructors: Let <i>k</i> be a generative constructor. It is a compile-time
    * error if <i>k</i>'s initializer list contains an initializer for a variable that is not an
@@ -1010,7 +1012,7 @@ class CompileTimeErrorCode implements Comparable<CompileTimeErrorCode>, ErrorCod
    * <i>n</i> type parameters.
    */
   static final CompileTimeErrorCode WRONG_NUMBER_OF_TYPE_ARGUMENTS = new CompileTimeErrorCode('WRONG_NUMBER_OF_TYPE_ARGUMENTS', 105, "");
-  static final List<CompileTimeErrorCode> values = [AMBIGUOUS_EXPORT, AMBIGUOUS_IMPORT, ARGUMENT_DEFINITION_TEST_NON_PARAMETER, BUILT_IN_IDENTIFIER_AS_TYPE, BUILT_IN_IDENTIFIER_AS_TYPE_NAME, BUILT_IN_IDENTIFIER_AS_TYPEDEF_NAME, BUILT_IN_IDENTIFIER_AS_TYPE_VARIABLE_NAME, CASE_EXPRESSION_TYPE_IMPLEMENTS_EQUALS, COMPILE_TIME_CONSTANT_RAISES_EXCEPTION, CONFLICTING_CONSTRUCTOR_NAME_AND_FIELD, CONFLICTING_CONSTRUCTOR_NAME_AND_METHOD, CONST_CONSTRUCTOR_WITH_NON_FINAL_FIELD, CONST_FORMAL_PARAMETER, CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE, CONST_EVAL_THROWS_EXCEPTION, CONST_WITH_INVALID_TYPE_PARAMETERS, CONST_WITH_NON_CONST, CONST_WITH_NON_CONSTANT_ARGUMENT, CONST_WITH_NON_TYPE, CONST_WITH_TYPE_PARAMETERS, CONST_WITH_UNDEFINED_CONSTRUCTOR, DEFAULT_VALUE_IN_FUNCTION_TYPE_ALIAS, DUPLICATE_DEFINITION, DUPLICATE_MEMBER_NAME, DUPLICATE_MEMBER_NAME_INSTANCE_STATIC, DUPLICATE_NAMED_ARGUMENT, EXPORT_OF_NON_LIBRARY, EXTENDS_NON_CLASS, EXTENDS_DISALLOWED_CLASS, IMPLEMENTS_DISALLOWED_CLASS, FIELD_INITIALIZED_BY_MULTIPLE_INITIALIZERS, FIELD_INITIALIZED_IN_INITIALIZER_AND_DECLARATION, FIELD_INITIALIZED_IN_PARAMETER_AND_INITIALIZER, FIELD_INITIALIZER_OUTSIDE_CONSTRUCTOR, FINAL_INITIALIZED_IN_DECLARATION_AND_CONSTRUCTOR, FINAL_INITIALIZED_MULTIPLE_TIMES, FINAL_NOT_INITIALIZED, GETTER_AND_METHOD_WITH_SAME_NAME, IMPLEMENTS_DYNAMIC, IMPLEMENTS_NON_CLASS, IMPLEMENTS_REPEATED, IMPLEMENTS_SELF, IMPORT_DUPLICATED_LIBRARY_NAME, IMPORT_OF_NON_LIBRARY, INCONSITENT_CASE_EXPRESSION_TYPES, INITIALIZER_FOR_NON_EXISTANT_FIELD, INITIALIZER_FOR_STATIC_FIELD, INITIALIZING_FORMAL_FOR_NON_EXISTANT_FIELD, INITIALIZING_FORMAL_FOR_STATIC_FIELD, INVALID_CONSTANT, INVALID_CONSTRUCTOR_NAME, INVALID_FACTORY_NAME_NOT_A_CLASS, INVALID_OVERRIDE_DEFAULT_VALUE, INVALID_OVERRIDE_NAMED, INVALID_OVERRIDE_POSITIONAL, INVALID_OVERRIDE_REQUIRED, INVALID_REFERENCE_TO_THIS, INVALID_TYPE_ARGUMENT_FOR_KEY, INVALID_TYPE_ARGUMENT_IN_CONST_LIST, INVALID_TYPE_ARGUMENT_IN_CONST_MAP, INVALID_URI, LABEL_IN_OUTER_SCOPE, LABEL_UNDEFINED, MEMBER_WITH_CLASS_NAME, MIXIN_DECLARES_CONSTRUCTOR, MIXIN_INHERITS_FROM_NOT_OBJECT, MIXIN_OF_NON_CLASS, MIXIN_OF_NON_MIXIN, MIXIN_REFERENCES_SUPER, MIXIN_WITH_NON_CLASS_SUPERCLASS, MULTIPLE_SUPER_INITIALIZERS, NEW_WITH_INVALID_TYPE_PARAMETERS, NON_CONST_MAP_AS_EXPRESSION_STATEMENT, NON_CONSTANT_CASE_EXPRESSION, NON_CONSTANT_DEFAULT_VALUE, NON_CONSTANT_LIST_ELEMENT, NON_CONSTANT_MAP_KEY, NON_CONSTANT_MAP_VALUE, NON_CONSTANT_VALUE_IN_INITIALIZER, OBJECT_CANNOT_EXTEND_ANOTHER_CLASS, OPTIONAL_PARAMETER_IN_OPERATOR, OVERRIDE_MISSING_NAMED_PARAMETERS, OVERRIDE_MISSING_REQUIRED_PARAMETERS, PART_OF_NON_PART, PREFIX_COLLIDES_WITH_TOP_LEVEL_MEMBER, PRIVATE_OPTIONAL_PARAMETER, RECURSIVE_COMPILE_TIME_CONSTANT, RECURSIVE_FACTORY_REDIRECT, RECURSIVE_FUNCTION_TYPE_ALIAS, RECURSIVE_INTERFACE_INHERITANCE, REDIRECT_TO_NON_CONST_CONSTRUCTOR, REFERENCE_TO_DECLARED_VARIABLE_IN_INITIALIZER, RESERVED_WORD_AS_IDENTIFIER, RETHROW_OUTSIDE_CATCH, RETURN_IN_GENERATIVE_CONSTRUCTOR, STATIC_TOP_LEVEL_FUNCTION, STATIC_TOP_LEVEL_VARIABLE, SUPER_IN_INVALID_CONTEXT, SUPER_INITIALIZER_IN_OBJECT, TYPE_ARGUMENTS_FOR_NON_GENERIC_CLASS, UNDEFINED_CONSTRUCTOR_IN_INITIALIZER, UNINITIALIZED_FINAL_FIELD, URI_WITH_INTERPOLATION, WRONG_NUMBER_OF_PARAMETERS_FOR_OPERATOR, WRONG_NUMBER_OF_PARAMETERS_FOR_SETTER, WRONG_NUMBER_OF_TYPE_ARGUMENTS];
+  static final List<CompileTimeErrorCode> values = [AMBIGUOUS_EXPORT, AMBIGUOUS_IMPORT, ARGUMENT_DEFINITION_TEST_NON_PARAMETER, BUILT_IN_IDENTIFIER_AS_TYPE, BUILT_IN_IDENTIFIER_AS_TYPE_NAME, BUILT_IN_IDENTIFIER_AS_TYPEDEF_NAME, BUILT_IN_IDENTIFIER_AS_TYPE_VARIABLE_NAME, CASE_EXPRESSION_TYPE_IMPLEMENTS_EQUALS, COMPILE_TIME_CONSTANT_RAISES_EXCEPTION, CONFLICTING_CONSTRUCTOR_NAME_AND_FIELD, CONFLICTING_CONSTRUCTOR_NAME_AND_METHOD, CONST_CONSTRUCTOR_WITH_NON_FINAL_FIELD, CONST_FORMAL_PARAMETER, CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE, CONST_EVAL_THROWS_EXCEPTION, CONST_WITH_INVALID_TYPE_PARAMETERS, CONST_WITH_NON_CONST, CONST_WITH_NON_CONSTANT_ARGUMENT, CONST_WITH_NON_TYPE, CONST_WITH_TYPE_PARAMETERS, CONST_WITH_UNDEFINED_CONSTRUCTOR, DEFAULT_VALUE_IN_FUNCTION_TYPE_ALIAS, DUPLICATE_DEFINITION, DUPLICATE_MEMBER_NAME, DUPLICATE_MEMBER_NAME_INSTANCE_STATIC, DUPLICATE_NAMED_ARGUMENT, EXPORT_OF_NON_LIBRARY, EXTENDS_NON_CLASS, EXTENDS_DISALLOWED_CLASS, IMPLEMENTS_DISALLOWED_CLASS, FIELD_INITIALIZED_BY_MULTIPLE_INITIALIZERS, FIELD_INITIALIZED_IN_INITIALIZER_AND_DECLARATION, FIELD_INITIALIZED_IN_PARAMETER_AND_INITIALIZER, FIELD_INITIALIZER_OUTSIDE_CONSTRUCTOR, FINAL_INITIALIZED_IN_DECLARATION_AND_CONSTRUCTOR, FINAL_INITIALIZED_MULTIPLE_TIMES, FINAL_NOT_INITIALIZED, GETTER_AND_METHOD_WITH_SAME_NAME, IMPLEMENTS_DYNAMIC, IMPLEMENTS_NON_CLASS, IMPLEMENTS_REPEATED, IMPLEMENTS_SELF, IMPORT_DUPLICATED_LIBRARY_NAME, IMPORT_OF_NON_LIBRARY, INCONSISTENT_CASE_EXPRESSION_TYPES, INITIALIZER_FOR_NON_EXISTANT_FIELD, INITIALIZER_FOR_STATIC_FIELD, INITIALIZING_FORMAL_FOR_NON_EXISTANT_FIELD, INITIALIZING_FORMAL_FOR_STATIC_FIELD, INVALID_CONSTANT, INVALID_CONSTRUCTOR_NAME, INVALID_FACTORY_NAME_NOT_A_CLASS, INVALID_OVERRIDE_DEFAULT_VALUE, INVALID_OVERRIDE_NAMED, INVALID_OVERRIDE_POSITIONAL, INVALID_OVERRIDE_REQUIRED, INVALID_REFERENCE_TO_THIS, INVALID_TYPE_ARGUMENT_FOR_KEY, INVALID_TYPE_ARGUMENT_IN_CONST_LIST, INVALID_TYPE_ARGUMENT_IN_CONST_MAP, INVALID_URI, LABEL_IN_OUTER_SCOPE, LABEL_UNDEFINED, MEMBER_WITH_CLASS_NAME, MIXIN_DECLARES_CONSTRUCTOR, MIXIN_INHERITS_FROM_NOT_OBJECT, MIXIN_OF_NON_CLASS, MIXIN_OF_NON_MIXIN, MIXIN_REFERENCES_SUPER, MIXIN_WITH_NON_CLASS_SUPERCLASS, MULTIPLE_SUPER_INITIALIZERS, NEW_WITH_INVALID_TYPE_PARAMETERS, NON_CONST_MAP_AS_EXPRESSION_STATEMENT, NON_CONSTANT_CASE_EXPRESSION, NON_CONSTANT_DEFAULT_VALUE, NON_CONSTANT_LIST_ELEMENT, NON_CONSTANT_MAP_KEY, NON_CONSTANT_MAP_VALUE, NON_CONSTANT_VALUE_IN_INITIALIZER, OBJECT_CANNOT_EXTEND_ANOTHER_CLASS, OPTIONAL_PARAMETER_IN_OPERATOR, OVERRIDE_MISSING_NAMED_PARAMETERS, OVERRIDE_MISSING_REQUIRED_PARAMETERS, PART_OF_NON_PART, PREFIX_COLLIDES_WITH_TOP_LEVEL_MEMBER, PRIVATE_OPTIONAL_PARAMETER, RECURSIVE_COMPILE_TIME_CONSTANT, RECURSIVE_FACTORY_REDIRECT, RECURSIVE_FUNCTION_TYPE_ALIAS, RECURSIVE_INTERFACE_INHERITANCE, REDIRECT_TO_NON_CONST_CONSTRUCTOR, REFERENCE_TO_DECLARED_VARIABLE_IN_INITIALIZER, RESERVED_WORD_AS_IDENTIFIER, RETHROW_OUTSIDE_CATCH, RETURN_IN_GENERATIVE_CONSTRUCTOR, STATIC_TOP_LEVEL_FUNCTION, STATIC_TOP_LEVEL_VARIABLE, SUPER_IN_INVALID_CONTEXT, SUPER_INITIALIZER_IN_OBJECT, TYPE_ARGUMENTS_FOR_NON_GENERIC_CLASS, UNDEFINED_CONSTRUCTOR_IN_INITIALIZER, UNINITIALIZED_FINAL_FIELD, URI_WITH_INTERPOLATION, WRONG_NUMBER_OF_PARAMETERS_FOR_OPERATOR, WRONG_NUMBER_OF_PARAMETERS_FOR_SETTER, WRONG_NUMBER_OF_TYPE_ARGUMENTS];
   final String __name;
   final int __ordinal;
   int get ordinal => __ordinal;