private static object Cast(object obj, string typeOrName)
{
if (obj == null)
{
return(obj);
}
var type = JsTypeHelper.GetType(typeOrName, true);
if (Is(obj, type))
{
return(obj);
}
var converted = TryImplicitConvert(obj, type);
if (converted != null)
{
return(converted);
}
var objTypeName = JsContext.@typeof(obj);
if (JsContext.@typeof(obj.As <JsCompilerObject>().getTypeName) == "function")
{
objTypeName = obj.As <JsCompilerObject2>().getTypeName();
}
var msg = new JsArray("InvalidCastException: Cannot cast ", objTypeName, " to ", type.fullname, "Exception generated by JsRuntime").join("");
throw new JsError(msg).As <Exception>();
}
/// <summary>
/// returns null if no args exist in name.
/// </summary>
/// <param name="typeName"></param>
/// <param name="throwIfNotFound"></param>
/// <returns></returns>
public static JsArray _GetTypeWithArguments(string typeName, bool throwIfNotFound)
{
var name = typeName;
var gti = name.As <JsString>().indexOf("`");
if (gti != -1 && name.As <JsString>().indexOf("[") > -1)
{
var args = _ParseTypeNameArgs(name);
var type = JsTypeHelper.GetType(args[0].As <string>(), throwIfNotFound);
if (type == null)
{
return(null);
}
var res = new object[0].As <JsArray>();
res.push(type);
var typeArgs = new object[0].As <JsArray>();
for (var i = 0; i < args[1].As <JsArray>().length; i++)
{
var typeArg = JsTypeHelper.GetType(args[1].As <JsArray>()[i].As <JsArray>()[0].As <string>(), throwIfNotFound);
if (typeArg == null)
{
return(null);
}
typeArgs.push(typeArg);
}
res.push(typeArgs);
return(res);
}
return(null);
}
private static object As(object obj, string typeOrName)
{
if (obj == null)
{
return(obj);
}
var type = JsTypeHelper.GetType(typeOrName, true);
if (Is(obj, type))
{
return(obj);
}
return(null);
}
private static void ResolveBaseType(JsType type, JsType currentType)
{
var baseType = JsTypeHelper.GetType(type.baseTypeName);
if (baseType == null)
{
baseType = JsTypeHelper.GetTypeIgnoreNamespace(type.baseTypeName, true);
}
if (!baseType.isCompiled)
{
CompileType(baseType);
}
currentType.baseType = baseType;
baseType.derivedTypes.push(currentType);
}
private static object New(string typeName, JsArray args)
{
//TODO:
var type = JsTypeHelper.GetType(typeName, true);
if (args == null || args.length == 0)
{
var obj = JsCompiler.NewByFunc(type.ctor);
return(obj);
}
else
{
var obj = JsCompiler.NewByFuncArgs(type.ctor, args);
return(obj);
}
}
private static JsImplType Typeof(object jsTypeOrName)
{
if (jsTypeOrName == null)
{
throw new JsError("Unknown type.").As <Exception>();
}
if (JsTypeOf(jsTypeOrName) == JavaScript.JsTypes.function)
{
jsTypeOrName = JsTypeHelper.GetType(jsTypeOrName);
}
if (JsTypeOf(jsTypeOrName) == JavaScript.JsTypes.@string)
{
return(JsImplType.GetType(jsTypeOrName.As <string>(), true));
}
return(JsImplType._TypeOf(jsTypeOrName.As <JsType>()));
}
static bool Is(object obj, object typeOrName)
{
//Profiler.Data.push([1, new Date().getTime(), false, 1]);
if (obj == null)
{
//Profiler.Data.push([1, new Date().getTime(), true, 1]);
return(false);
}
var type = JsTypeHelper.GetType(typeOrName.As <string>(), true);
//var type = typeCtor._type;
if (type == null)
{
if (type == null && JsTypeOf(typeOrName) == JavaScript.JsTypes.function)
{
var ctor = typeOrName.As <JsFunction>();
var i = 0;
while (ctor != null && i < 20) //avoid circular base types (infinite loop)
{
if (obj.instanceof(ctor))
{
return(true);
}
ctor = ctor.As <JsObject>()["$baseCtor"].As <JsFunction>();
i++;
}
return(false);
}
throw new JsError("type expected").As <Exception>();
}
var objType = GetObjectType(obj);
if (objType == null)
{
return(false);
}
var isIt = TypeIs(objType, type);
//Profiler.Data.push([1, new Date().getTime(), true, 1]);
return(isIt);
}
private static void ResolveInterfaces(JsType type, JsType currentType)
{
if (type.interfaceNames == null)
{
return;
}
for (var i = 0; i < type.interfaceNames.length; i++)
{
var iName = type.interfaceNames[i].As <string>();
var iface = JsTypeHelper.GetType(iName);
if (iface == null)
{
iface = JsTypeHelper.GetTypeIgnoreNamespace(iName, true);
}
if (!iface.isCompiled)
{
CompileType(iface);
}
currentType.interfaces.push(iface);
}
}
static bool Is(object obj, object typeOrName)
{
//Profiler.Data.push([1, new Date().getTime(), false, 1]);
if (obj == null)
{
//Profiler.Data.push([1, new Date().getTime(), true, 1]);
return(false);
}
var type = JsTypeHelper.GetType(typeOrName.As <string>(), true);
//var type = typeCtor._type;
if (type == null)
{
throw new JsError("type expected").As <Exception>();
}
var objType = GetObjectType(obj);
var isIt = TypeIs(objType, type);
//Profiler.Data.push([1, new Date().getTime(), true, 1]);
return(isIt);
}
private static JsType JsTypeof(string typeName)
{
return(JsTypeHelper.GetType(typeName, false));
}
internal static JsDelegateFunction CreateClrDelegate(JsType type, JsArray <JsType> genericArgs, object target, JsFunction func)
{
return(JsTypeHelper.GetDelegate(target, func).As <JsDelegateFunction>()); //TODO: support delegate.getType()
}