Esempio n. 1
0
void
test_obj_defprop() {
  HandleScope handle_scope;
  Persistent<Context> context = Context::New();

  Context::Scope context_scope(context);

  Handle<Object> obj = Object::New();
  Handle<Value> data = Integer::New(2);
  obj->SetAccessor(String::New("myprop"), ReadTestVal, WriteTestVal, data);
  Local<Object> global = context->Global();
  global->Set(String::New("testobj"), obj);

  Handle<String> source = String::New("var n = testobj.myprop; testobj.myprop = (n+9); testobj.myprop");

  // Compile the source code.
  Handle<Script> script = Script::Compile(source);

  // Run the script to get the result.
  Handle<Value> result = script->Run();

  do_check_true(!result.IsEmpty());
  do_check_true(result->IsInt32());
  JSInt32 i = result->Int32Value();
  do_check_eq(12, i);
  context.Dispose();
}
Esempio n. 2
0
    int V8Scope::type( const char *field ){
        V8_SIMPLE_HEADER
        Handle<Value> v = get( field );
        if ( v->IsNull() )
            return jstNULL;
        if ( v->IsUndefined() )
            return Undefined;
        if ( v->IsString() )
            return String;
        if ( v->IsFunction() )
            return Code;
        if ( v->IsArray() )
            return Array;
        if ( v->IsBoolean() )
            return Bool;
        if ( v->IsInt32() )
            return NumberInt;
        if ( v->IsNumber() )
            return NumberDouble;
        if ( v->IsExternal() ){
            uassert( 10230 ,  "can't handle external yet" , 0 );
            return -1;
        }
        if ( v->IsDate() )
            return Date;
        if ( v->IsObject() )
            return Object;

        throw UserException( 12509, (string)"don't know what this is: " + field );
    }
Esempio n. 3
0
void
test_obj_propexn() {
  HandleScope handle_scope;
  Persistent<Context> context = Context::New();

  Context::Scope context_scope(context);

  Handle<Object> obj = Object::New();
  obj->SetAccessor(String::New("myprop"), ReadExn, WriteExn);
  Local<Object> global = context->Global();
  global->Set(String::New("testobj"), obj);

  Handle<String> source = String::New("var n = 0;"
                                      "try { testobj.myprop; } catch (e) { n += e; };"
                                      "try { testobj.myprop = (n+9); } catch (e) { n += e; }; n");

  // Compile the source code.
  Handle<Script> script = Script::Compile(source);

  TryCatch trycatch;
  // Run the script to get the result.
  Handle<Value> result = script->Run();

  do_check_false(result.IsEmpty());
  do_check_true(result->IsInt32());
  do_check_false(trycatch.HasCaught());
  JSInt32 i = result->Int32Value();
  do_check_eq(13, i);
  context.Dispose();
}
Esempio n. 4
0
void
test_Exception()
{
  HandleScope handle_scope;

  Persistent<Context> context = Context::New();
  Handle<Script> script = Script::New(String::New("function foo(x) { throw x; };"));

  Context::Scope scope(context);
  TryCatch trycatch;

  Handle<Value> v = script->Run();
  do_check_true(!v.IsEmpty());
  do_check_true(!trycatch.HasCaught());
  Handle<Function> fn = context->Global()->Get(String::NewSymbol("foo")).As<Function>();
  do_check_true(!fn.IsEmpty());
  Local<Value> args[1] = { Integer::New(4) };
  v = fn->Call(context->Global(), 1, args);
  do_check_true(v.IsEmpty());
  do_check_true(trycatch.HasCaught());
  Handle<Value> exn = trycatch.Exception();
  do_check_true(exn->IsInt32());
  do_check_eq(exn->Int32Value(), 4);

  context.Dispose();
}
void printV8Value(Handle<Value> value, bool force=false)
{
    Logging::Level level = force ? Logging::ERROR : Logging::INFO;

    if (!Logging::shouldShow(level)) return;

    HandleScope handleScope;

    if (value.IsEmpty())
        Logging::log(level, "Empty handle\r\n");
    else if (value->IsInt32())
        Logging::log(level, "INT: %d\r\n", value->IntegerValue());
    else if (value->IsNull())
        Logging::log(level, "NULL (null)\r\n");
    else if (value->IsUndefined())
        Logging::log(level, "VOID (undefined)\r\n");
    else if (value->IsBoolean())
        Logging::log(level, "BOOLEAN: %d\r\n", value->BooleanValue());
    else if (value->IsNumber())
        Logging::log(level, "NUMBER: %f\r\n", value->NumberValue());
    else if (value->IsString())
        Logging::log(level, "STRING: ?\r\n");
    else if (value->IsObject())
        Logging::log(level, "OBJECT (object)\r\n");
    else
        Logging::log(level, "Uncertain V8 value\n");
}
Esempio n. 6
0
int Conv::GetNaturalType(Handle<Value> val) {
  if(val.IsEmpty()) return TYPE_INVALID;
  if(val->IsUndefined()) return TYPE_UNDEFINED;
  if(val->IsNull()) return TYPE_NULL;
  if(val->IsBoolean() || val->IsBooleanObject()) return TYPE_BOOL;
  if(val->IsInt32()) return TYPE_INT;
  if(val->IsUint32()) return TYPE_LONG;
  if(val->IsNumber() || val->IsNumberObject()) return TYPE_DOUBLE;
  if(val->IsString() || val->IsStringObject()) return TYPE_STRING;
  return GetNaturalType(Handle<Object>::Cast(val));
}
Esempio n. 7
0
File: posix.cpp Progetto: gritzko/k7
int obj2addr (Handle<Object> obj, struct sockaddr_in* addr) {
	HandleScope scope;
	String::AsciiValue a (obj->Get(JS_str("addr")));
	Handle<Value> p = obj->Get(JS_str("port"));
	memset(addr,0,sizeof(struct sockaddr_in));
	if (1!=inet_pton(AF_INET,*a,&(addr->sin_addr.s_addr)))
		return -1;
	if (!p->IsInt32())
		return -2;
	addr->sin_port = htons((uint16_t)p->Uint32Value());
	addr->sin_family = AF_INET;
	return 0;
}
Esempio n. 8
0
inline bool setField(OGRFeature* f, int field_index, Handle<Value> val){
	if (val->IsInt32()) {
		f->SetField(field_index, val->Int32Value());
	} else if (val->IsNumber()) {
		f->SetField(field_index, val->NumberValue());
	} else if (val->IsString()) {
		std::string str = *NanUtf8String(val);
		f->SetField(field_index, str.c_str());
	} else if(val->IsNull() || val->IsUndefined()) {
		f->UnsetField(field_index);
	} else {
		return true;
	}
	return false;
}
Esempio n. 9
0
VALUE rr_v82rb(Handle<Value> value) {
  if (value.IsEmpty()) {
    return rr_v8_value_empty();
  }
  if (value->IsUndefined() || value->IsNull()) {
    return Qnil;
  }
  if (value->IsExternal()) {
    return rr_reflect_v8_external(value);
  }
  if (value->IsUint32()) {
    return UINT2NUM(value->Uint32Value());
  }
  if (value->IsInt32()) {
    return INT2FIX(value->Int32Value());
  }
  if (value->IsBoolean()) {
    return value->BooleanValue() ? Qtrue : Qfalse;
  }
  if (value->IsNumber()) {
    return rb_float_new(value->NumberValue());
  }  
  if (value->IsString()) {
    return rr_reflect_v8_string(value);
  }
  if (value->IsFunction()) {
    return rr_reflect_v8_function(value);
  }
  if (value->IsArray()) {
    return rr_reflect_v8_array(value);
  }
  if (value->IsDate()) {
    return rr_reflect_v8_date(value);
  }
  if (value->IsObject()) {
    return rr_reflect_v8_object(value);
  }
  return rr_wrap_v8_value(value);  
}
Esempio n. 10
0
void
test_obj_tmplexn() {
  HandleScope scope;

  Persistent<Context> context = Context::New();
  Context::Scope context_scope(context);

  Handle<ObjectTemplate> tmpl = ObjectTemplate::New();
  tmpl->SetNamedPropertyHandler(NamedGetterThrows, NamedSetterThrows, 0, NamedDeleterThrows);
  tmpl->SetIndexedPropertyHandler(IndexedGetterThrows, IndexedSetterThrows, 0, IndexedDeleterThrows);
  Handle<Object> obj = tmpl->NewInstance();
  Local<Object> global = context->Global();
  global->Set(String::New("testobj"), obj);

  Handle<String> source = String::New("var n = 0;"
                                      "try { testobj.myprop; } catch (e) { n += e; };"
                                      "try { testobj.myprop = (n+9); } catch (e) { n += e; }"
                                      "try { delete testobj.myprop; } catch (e) { n += e; };"
                                      "try { testobj[4]; } catch (e) { n += e; };"
                                      "try { testobj[5] = (n+9); } catch (e) { n += e; }"
                                      "try { delete testobj[6]; } catch (e) { n += e; }; n");

  // Compile the source code.
  Handle<Script> script = Script::Compile(source);

  TryCatch trycatch;
  // Run the script to get the result.
  Handle<Value> result = script->Run();

  do_check_false(result.IsEmpty());
  do_check_true(result->IsInt32());
  do_check_false(trycatch.HasCaught());
  JSInt32 i = result->Int32Value();
  do_check_eq(i, 21);
  context.Dispose();
}
Esempio n. 11
0
jsvalue JsEngine::AnyFromV8(Handle<Value> value, Handle<Object> thisArg)
{
    jsvalue v;
    
    // Initialize to a generic error.
    v.type = JSVALUE_TYPE_UNKNOWN_ERROR;
    v.length = 0;
    v.value.str = 0;
    
    if (value->IsNull() || value->IsUndefined()) {
        v.type = JSVALUE_TYPE_NULL;
    }                
    else if (value->IsBoolean()) {
        v.type = JSVALUE_TYPE_BOOLEAN;
        v.value.i32 = value->BooleanValue() ? 1 : 0;
    }
    else if (value->IsInt32()) {
        v.type = JSVALUE_TYPE_INTEGER;
        v.value.i32 = value->Int32Value();            
    }
    else if (value->IsUint32()) {
        v.type = JSVALUE_TYPE_INDEX;
        v.value.i64 = value->Uint32Value();            
    }
    else if (value->IsNumber()) {
        v.type = JSVALUE_TYPE_NUMBER;
        v.value.num = value->NumberValue();
    }
    else if (value->IsString()) {
        v = StringFromV8(value);
    }
    else if (value->IsDate()) {
        v.type = JSVALUE_TYPE_DATE;
        v.value.num = value->NumberValue();
    }
    else if (value->IsArray()) {
        Handle<Array> object = Handle<Array>::Cast(value->ToObject());
        v.length = object->Length();
        jsvalue* array = new jsvalue[v.length];
        if (array != NULL) {
            for(int i = 0; i < v.length; i++) {
                array[i] = AnyFromV8(object->Get(i));
            }
            v.type = JSVALUE_TYPE_ARRAY;
            v.value.arr = array;
        }
    }
    else if (value->IsFunction()) {
		Handle<Function> function = Handle<Function>::Cast(value);
		jsvalue* array = new jsvalue[2];
        if (array != NULL) { 
			array[0].value.ptr = new Persistent<Object>(Persistent<Function>::New(function));
			array[0].length = 0;
			array[0].type = JSVALUE_TYPE_WRAPPED;
			if (!thisArg.IsEmpty()) {
				array[1].value.ptr = new Persistent<Object>(Persistent<Object>::New(thisArg));
				array[1].length = 0;
				array[1].type = JSVALUE_TYPE_WRAPPED;
			} else {
				array[1].value.ptr = NULL;
				array[1].length = 0;
				array[1].type = JSVALUE_TYPE_NULL;
			}
	        v.type = JSVALUE_TYPE_FUNCTION;
            v.value.arr = array;
        }
    }
    else if (value->IsObject()) {
        Handle<Object> obj = Handle<Object>::Cast(value);
        if (obj->InternalFieldCount() == 1)
            v = ManagedFromV8(obj);
        else
            v = WrappedFromV8(obj);
    }

    return v;
}
Esempio n. 12
0
/*
   DESCRIPTION
     Processing in binds

   PARAMETERS:
     Handle value, bind struct, eBaton struct
*/
void Connection::GetInBindParams (Handle<Value> v8val, Bind* bind,
                                           eBaton* executeBaton, BindType type)
{
  bind->ind  = 0;
  if(v8val->IsUndefined() || v8val->IsNull())
  {
    bind->value = NULL;
    bind->ind   = -1;
    bind->type        = dpi::DpiVarChar;
  }
  else if(v8val->IsString())
  {
    if( bind->type && bind->type != DATA_STR )
    {
      executeBaton->error= NJSMessages::getErrorMsg(
                             errBindValueAndTypeMismatch, 2);
      goto exitGetInBindParams;
    }

    v8::String::Utf8Value str(v8val->ToString());

    bind->type = dpi::DpiVarChar;
    if(type == BIND_INOUT)
    {
      bind->len = str.length();
    }
    else // IN
    {
      bind->maxSize = bind->len = str.length();
    }
    DPI_SZ_TYPE size = (bind->maxSize >= bind->len ) ?
                        bind->maxSize : bind->len;
    if(size)
    {
      bind->value = (char*)malloc(size);
      if(str.length())
        memcpy(bind->value, *str, str.length());
    }
  }
  else if(v8val->IsInt32())
  {
    if( bind->type && bind->type != DATA_NUM )
    {
      executeBaton->error= NJSMessages::getErrorMsg(
                             errBindValueAndTypeMismatch, 2);
      goto exitGetInBindParams;
    }
    bind->type = dpi::DpiInteger;
    bind->maxSize = bind->len = sizeof(int);
    bind->value = (int*)malloc(bind->len);
    *(int*)(bind->value) = v8val->ToInt32()->Value();
  }
  else if(v8val->IsUint32())
  {
    if( bind->type && bind->type != DATA_NUM )
    {
      executeBaton->error= NJSMessages::getErrorMsg(
                             errBindValueAndTypeMismatch, 2);
      goto exitGetInBindParams;
    }
    bind->type = dpi::DpiUnsignedInteger;
    bind->maxSize = bind->len = sizeof(unsigned int);
    bind->value = (unsigned int*)malloc(bind->len);
    *(unsigned int*)(bind->value) = v8val->ToUint32()->Value();
  }
  else if(v8val->IsNumber())
  {
    if( bind->type && bind->type != DATA_NUM )
    {
      executeBaton->error= NJSMessages::getErrorMsg(errBindValueAndTypeMismatch, 2);
      goto exitGetInBindParams;
    }
    bind->type = dpi::DpiDouble;
    bind->maxSize = bind->len = sizeof(double);
    bind->value = (double*)malloc(bind->len);
    *(double*)(bind->value) = v8val->NumberValue();
  }
  else if(v8val->IsDate ())
  {
    if( bind->type && bind->type != DATA_DATE )
    {
      executeBaton->error= NJSMessages::getErrorMsg(errBindValueAndTypeMismatch, 2);
      goto exitGetInBindParams;
    }
    /* This has to be allocated after stmt is initialized */
    bind->dttmarr = NULL ;
    bind->extvalue = (long double *) malloc (sizeof ( long double ) );
    bind->value = (long double *)malloc (sizeof ( long double ));
    bind->type = dpi::DpiTimestampLTZ;
    bind->len = 0;
    bind->maxSize = 0;
    /* Convert v8::Date value to long double */
    Connection::v8Date2OraDate ( v8val, bind);
  }
  else
  {
    executeBaton->error= NJSMessages::getErrorMsg(errInvalidBindDataType,2);
    goto exitGetInBindParams;
  }
  executeBaton->binds.push_back(bind);
  exitGetInBindParams:
  ;
}
Esempio n. 13
0
extern "C" bool isInt32(Handle<Value> n) {
    return n->IsInt32();
}