Require that injected members are private.

pkg/compiler/lib/src/diagnostics/messages.dart

 // Copyright (c) 2011, 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.
 
 
 /**
  * The messages in this file should meet the following guide lines:
  *
  * 1. The message should be a complete sentence starting with an uppercase
  * letter, and ending with a period.
@@ skipping 219 matching lines @@
   ILLEGAL_STATIC,
   ILLEGAL_SUPER_SEND,
   IMPORT_BEFORE_PARTS,
   IMPORT_EXPERIMENTAL_MIRRORS,
   IMPORT_PART_OF,
   IMPORTED_HERE,
   INHERIT_GETTER_AND_METHOD,
   INHERITED_EXPLICIT_GETTER,
   INHERITED_IMPLICIT_GETTER,
   INHERITED_METHOD,
+  INJECTED_PUBLIC_MEMBER,
   INIT_STATIC_FIELD,
   INITIALIZING_FORMAL_NOT_ALLOWED,
   INSTANCE_STATIC_SAME_NAME,
   INSTANCE_STATIC_SAME_NAME_CONT,
   INTERNAL_LIBRARY,
   INTERNAL_LIBRARY_FROM,
   INVALID_ARGUMENT_AFTER_NAMED,
   INVALID_AWAIT_FOR,
   INVALID_BREAK,
   INVALID_CASE_DEFAULT,
@@ skipping 3072 matching lines @@
       MessageKind.PATCH_NON_CONSTRUCTOR:
         const MessageTemplate(MessageKind.PATCH_NON_CONSTRUCTOR,
           "Cannot patch non-constructor with constructor patch "
           "'#{constructorName}'."),
 
       MessageKind.PATCH_NON_FUNCTION:
         const MessageTemplate(MessageKind.PATCH_NON_FUNCTION,
           "Cannot patch non-function with function patch "
           "'#{functionName}'."),
 
+      MessageKind.INJECTED_PUBLIC_MEMBER:
+        const MessageTemplate(MessageKind.INJECTED_PUBLIC_MEMBER,
+            "Non-patch members in patch libraries must be private."),
+
       MessageKind.EXTERNAL_WITH_BODY:
         const MessageTemplate(MessageKind.EXTERNAL_WITH_BODY,
           "External function '#{functionName}' cannot have a function body.",
           options: const ["--output-type=dart"],
           howToFix:
             "Try removing the 'external' modifier or the function body.",
           examples: const ["""
 external foo() => 0;
 main() => foo();
 """, """
@@ skipping 160 matching lines @@
   static String convertToString(value) {
     if (value is ErrorToken) {
       // Shouldn't happen.
       return value.assertionMessage;
     } else if (value is Token) {
       value = value.value;
     }
     return '$value';
   }
 }