Add a "read" extension to the shell programs. This global function...

src/d8.cc

 // Copyright 2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 145 matching lines @@
     }
     v8::String::Utf8Value str(args[i]);
     const char* cstr = ToCString(str);
     printf("%s", cstr);
   }
   printf("\n");
   return Undefined();
 }
 
 
+Handle<Value> Shell::Read(const Arguments& args) {
+  if (args.Length() != 1) {
+    return ThrowException(String::New("Bad parameters"));
+  }
+  String::Utf8Value file(args[0]);
+  if (*file == NULL) {
+    return ThrowException(String::New("Error loading file"));
+  }
+  Handle<String> source = ReadFile(*file);
+  if (source.IsEmpty()) {
+    return ThrowException(String::New("Error loading file"));
+  }
+  return source;
+}
+
+
 Handle<Value> Shell::Load(const Arguments& args) {
   for (int i = 0; i < args.Length(); i++) {
     HandleScope handle_scope;
     String::Utf8Value file(args[i]);
     if (*file == NULL) {
       return ThrowException(String::New("Error loading file"));
     }
     Handle<String> source = ReadFile(*file);
     if (source.IsEmpty()) {
       return ThrowException(String::New("Error loading file"));
@@ skipping 198 matching lines @@
   if (i::FLAG_dump_counters) {
     V8::SetCounterFunction(LookupCounter);
     V8::SetCreateHistogramFunction(CreateHistogram);
     V8::SetAddHistogramSampleFunction(AddHistogramSample);
   }
 
   // Initialize the global objects
   HandleScope scope;
   Handle<ObjectTemplate> global_template = ObjectTemplate::New();
   global_template->Set(String::New("print"), FunctionTemplate::New(Print));
+  global_template->Set(String::New("read"), FunctionTemplate::New(Read));
   global_template->Set(String::New("load"), FunctionTemplate::New(Load));
   global_template->Set(String::New("quit"), FunctionTemplate::New(Quit));
   global_template->Set(String::New("version"), FunctionTemplate::New(Version));
 
   Handle<ObjectTemplate> os_templ = ObjectTemplate::New();
   AddOSMethods(os_templ);
   global_template->Set(String::New("os"), os_templ);
 
   utility_context_ = Context::New(NULL, global_template);
   utility_context_->SetSecurityToken(Undefined());
@@ skipping 154 matching lines @@
 };
 
 
 void ShellThread::Run() {
   // Prepare the context for this thread.
   Locker locker;
   HandleScope scope;
   Handle<ObjectTemplate> global_template = ObjectTemplate::New();
   global_template->Set(String::New("print"),
                        FunctionTemplate::New(Shell::Print));
+  global_template->Set(String::New("read"),
+                       FunctionTemplate::New(Shell::Read));
   global_template->Set(String::New("load"),
                        FunctionTemplate::New(Shell::Load));
   global_template->Set(String::New("yield"),
                        FunctionTemplate::New(Shell::Yield));
   global_template->Set(String::New("version"),
                        FunctionTemplate::New(Shell::Version));
 
   char* ptr = const_cast<char*>(files_.start());
   while ((ptr != NULL) && (*ptr != '\0')) {
     // For each newline-separated line.
@@ skipping 149 matching lines @@
   return 0;
 }
 
 
 }  // namespace v8
 
 
 int main(int argc, char* argv[]) {
   return v8::Shell::Main(argc, argv);
 }