core/NamespaceClass.cpp

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  39
  40
  41 #include "avmplus.h"
  42 #include "BuiltinNatives.h"
  43
  44 namespace avmplus
  45 {
  46     NamespaceClass::NamespaceClass(VTable* cvtable)
  47         : ClassClosure(cvtable)
  48     {
  49         toplevel()->_namespaceClass = this;
  50         AvmAssert(traits()->getSizeOfInstance() == sizeof(NamespaceClass));
  51         createVanillaPrototype();
  52     }
  53
  54
  55     // this = argv[0] (ignored)
  56     // arg1 = argv[1]
  57     // argN = argv[argc]
  58     Atom NamespaceClass::construct(int argc, Atom* argv)
  59     {
  60         AvmCore* core = this->core();
  61
  62         // See E4X 13.2.2, pg 65
  63         if (argc < 1)
  64             return core->newNamespace(core->kEmptyString->atom())->atom();
  65         else if (argc == 1)
  66             return core->newNamespace(argv[1])->atom();
  67         else
  68         {
  69             // Rhino throws an error when prefix is specified and uri is not a valid string
  70             String *p = core->string (argv[1]);
  71             String *u = core->string (argv[2]);
  72             if (p->length() && !u->length())
  73             {
  74                 toplevel()->throwTypeError(kXMLNamespaceWithPrefixAndNoURI, p);
  75             }
  76
  77             return core->newNamespace(argv[1], argv[2])->atom();
  78         }
  79     }
  80
  81     // this = argv[0] (ignored)
  82     // arg1 = argv[1]
  83     // argN = argv[argc]
  84     Atom NamespaceClass::call(int argc, Atom* argv)
  85     {
  86         if ((argc == 1) && (core()->isNamespace(argv[1])))
  87             return argv[1];
  88         else
  89             return construct (argc, argv);
  90     }
  91 }