Mark private methods of core libraries as invisible in the VM.

runtime/vm/parser.cc

 // Copyright (c) 2012, 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.
 
 #include "vm/parser.h"
 
 #include "lib/invocation_mirror.h"
 #include "vm/bigint_operations.h"
 #include "vm/bootstrap.h"
 #include "vm/class_finalizer.h"
@@ skipping 744 matching lines @@
     Isolate* isolate = Isolate::Current();
     ASSERT(isolate->long_jump_base()->IsSafeToJump());
     const Script& script = Script::Handle(isolate, cls.script());
     const Library& lib = Library::Handle(isolate, cls.library());
     Parser parser(script, lib, cls.token_pos());
     parser.ParseClassDefinition(cls);
   }
 }
 
 
+static bool IsInvisible(const Function& func) {
+  if (!Library::IsPrivate(String::Handle(func.name()))) return false;
+  // Check for private function in the core libraries.
+  const Class& cls = Class::Handle(func.Owner());
+  const Library& library = Library::Handle(cls.library());
+  if (library.raw() == Library::CoreLibrary()) return true;
+  if (library.raw() == Library::CollectionLibrary()) return true;
+  if (library.raw() == Library::TypedDataLibrary()) return true;
+  if (library.raw() == Library::MathLibrary()) return true;
+  return false;
+}
+
+
 void Parser::ParseFunction(ParsedFunction* parsed_function) {
   TimerScope timer(FLAG_compiler_stats, &CompilerStats::parser_timer);
   Isolate* isolate = Isolate::Current();
   ASSERT(isolate->long_jump_base()->IsSafeToJump());
   ASSERT(parsed_function != NULL);
   const Function& func = parsed_function->function();
+  // Mark private core library functions as invisible by default.
+  if (IsInvisible(func)) func.set_is_visible(false);
   const Script& script = Script::Handle(isolate, func.script());
   Parser parser(script, parsed_function, func.token_pos());
   SequenceNode* node_sequence = NULL;
   Array& default_parameter_values = Array::ZoneHandle(isolate, Array::null());
   switch (func.kind()) {
     case RawFunction::kRegularFunction:
     case RawFunction::kClosureFunction:
     case RawFunction::kGetterFunction:
     case RawFunction::kSetterFunction:
     case RawFunction::kConstructor:
@@ skipping 9589 matching lines @@
 void Parser::SkipQualIdent() {
   ASSERT(IsIdentifier());
   ConsumeToken();
   if (CurrentToken() == Token::kPERIOD) {
     ConsumeToken();  // Consume the kPERIOD token.
     ExpectIdentifier("identifier expected after '.'");
   }
 }
 
 }  // namespace dart