Implement date library functions in C++.

src/objects-printer.cc

 // Copyright 2012 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 133 matching lines @@
     case JS_GLOBAL_OBJECT_TYPE:
       JSGlobalObject::cast(this)->JSGlobalObjectPrint(out);
       break;
     case JS_BUILTINS_OBJECT_TYPE:
       JSBuiltinsObject::cast(this)->JSBuiltinsObjectPrint(out);
       break;
     case JS_VALUE_TYPE:
       PrintF(out, "Value wrapper around:");
       JSValue::cast(this)->value()->Print(out);
       break;
+    case JS_DATE_TYPE:
+      JSDate::cast(this)->value()->Print(out);
+      break;
     case CODE_TYPE:
       Code::cast(this)->CodePrint(out);
       break;
     case JS_PROXY_TYPE:
       JSProxy::cast(this)->JSProxyPrint(out);
       break;
     case JS_FUNCTION_PROXY_TYPE:
       JSFunctionProxy::cast(this)->JSFunctionProxyPrint(out);
       break;
     case JS_WEAK_MAP_TYPE:
@@ skipping 489 matching lines @@
   // This also means that previous results will be overwritten.
   static char* buffer = NULL;
   if (buffer != NULL) free(buffer);
   buffer = new char[length()+1];
   WriteToFlat(this, buffer, 0, length());
   buffer[length()] = 0;
   return buffer;
 }
 
 
+static const char* const weekdays[] = {
+  "???", "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
+};
+
+void JSDate::JSDatePrint(FILE* out) {
+  HeapObject::PrintHeader(out, "JSDate");
+  PrintF(out, " - map = 0x%p\n", reinterpret_cast<void*>(map()));
+  PrintF(out, " - value = ");
+  value()->Print(out);
+  if (!year()->IsSmi()) {
+    PrintF(out, " - time = NaN\n");
+  } else {
+    PrintF(out, " - time = %s %04d/%02d/%02d %02d:%02d:%02d\n",
+           weekdays[weekday()->IsSmi()? Smi::cast(weekday())->value() + 1 : -1],
+           year()->IsSmi() ? Smi::cast(year())->value() : -1,
+           month()->IsSmi() ? Smi::cast(month())->value() : -1,
+           day()->IsSmi() ? Smi::cast(day())->value() : -1,
+           hour()->IsSmi() ? Smi::cast(hour())->value() : -1,
+           min()->IsSmi() ? Smi::cast(min())->value() : -1,
+           sec()->IsSmi() ? Smi::cast(sec())->value() : -1);
+  }
+}
+
+
 void JSProxy::JSProxyPrint(FILE* out) {
   HeapObject::PrintHeader(out, "JSProxy");
   PrintF(out, " - map = 0x%p\n", reinterpret_cast<void*>(map()));
   PrintF(out, " - handler = ");
   handler()->Print(out);
   PrintF(out, " - hash = ");
   hash()->Print(out);
   PrintF(out, "\n");
 }
 
@@ skipping 311 matching lines @@
     desc.Print(out);
   }
   PrintF(out, "\n");
 }
 
 
 #endif  // OBJECT_PRINT
 
 
 } }  // namespace v8::internal