public static bool duk_get_var(IntPtr ctx, int idx, out object o)
{
var jstype = DuktapeDLL.duk_get_type(ctx, idx);
switch (jstype)
{
case duk_type_t.DUK_TYPE_BOOLEAN: /* ECMAScript boolean: 0 or 1 */
{
o = DuktapeDLL.duk_get_boolean(ctx, idx);
return(true);
}
case duk_type_t.DUK_TYPE_NUMBER: /* ECMAScript number: double */
{
o = DuktapeDLL.duk_get_number(ctx, idx);
return(true);
}
case duk_type_t.DUK_TYPE_STRING: /* ECMAScript string: CESU-8 / extended UTF-8 encoded */
{
o = DuktapeDLL.duk_get_string(ctx, idx);
return(true);
}
case duk_type_t.DUK_TYPE_OBJECT: /* ECMAScript object: includes objects, arrays, functions, threads */
{
return(duk_get_cached_object(ctx, idx, out o));
}
case duk_type_t.DUK_TYPE_BUFFER: /* fixed or dynamic, garbage collected byte buffer */
{
uint length;
var pointer = DuktapeDLL.duk_unity_get_buffer_data(ctx, idx, out length);
var buffer = new byte[length];
o = buffer;
Marshal.Copy(pointer, buffer, 0, (int)length);
return(true);
}
case duk_type_t.DUK_TYPE_POINTER: /* raw void pointer */
case duk_type_t.DUK_TYPE_LIGHTFUNC: /* lightweight function pointer */
throw new NotImplementedException();
case duk_type_t.DUK_TYPE_NONE: /* no value, e.g. invalid index */
o = null;
return(false);
case duk_type_t.DUK_TYPE_UNDEFINED: /* ECMAScript undefined */
case duk_type_t.DUK_TYPE_NULL: /* ECMAScript null */
o = null;
return(true);
}
o = null;
return(false);
}
public static bool duk_get_object(IntPtr ctx, int idx, out object o)
{
var jstype = DuktapeDLL.duk_get_type(ctx, idx);
if (jstype == duk_type_t.DUK_TYPE_OBJECT)
{
return(duk_get_cached_object(ctx, idx, out o));
}
// Debug.LogFormat("duk_get_object({0})", jstype);
// case duk_type_t.DUK_TYPE_STRING:
// o = DuktapeDLL.duk_get_string(ctx, idx);
// return true;
// default: break;
// }
// 其他类型不存在对象映射
o = null;
return(false);
}
public static bool duk_get_object(IntPtr ctx, int idx, out object o)
{
if (DuktapeDLL.duk_is_null_or_undefined(ctx, idx)) // or check for object?
{
o = null;
return(true);
}
var jstype = DuktapeDLL.duk_get_type(ctx, idx);
switch (jstype)
{
case duk_type_t.DUK_TYPE_STRING:
o = DuktapeDLL.duk_get_string(ctx, idx);
return(true);
default: break;
}
return(duk_get_cached_object(ctx, idx, out o));
}
// not value type (except string/array)
public static bool duk_get_classvalue <T>(IntPtr ctx, int idx, out T o)
where T : class
{
object o_t;
if (duk_get_cached_object(ctx, idx, out o_t))
{
o = o_t as T;
if (o_t != null && o == null)
{
throw new InvalidCastException(string.Format("{0} type mismatch {1}", o_t.GetType(), typeof(T)));
// return false;
}
return(true);
}
var jsType = DuktapeDLL.duk_get_type(ctx, idx);
throw new InvalidCastException(string.Format("{0} type mismatch {1}", jsType, typeof(T)));
}
protected static bool duk_match_type(IntPtr ctx, int idx, Type type)
{
if (type == null)
{
return(true);
}
if (type == typeof(object))
{
return(true);
}
if (type == typeof(Type))
{
Type otype;
return(duk_get_type(ctx, idx, out otype)); // 只要求匹配 Type 本身, 不比较具体 Type
// return otype == type;
}
var jstype = DuktapeDLL.duk_get_type(ctx, idx);
switch (jstype)
{
// case duk_type_t.DUK_TYPE_NONE:
case duk_type_t.DUK_TYPE_OBJECT: // objects, arrays, functions, threads
if (DuktapeDLL.duk_is_array(ctx, idx))
{
if (!type.IsArray && !_assignableFromArray.Contains(type))
{
return(false);
}
}
else if (DuktapeDLL.duk_is_function(ctx, idx))
{
//TODO: 完善处理 delegate
return(type == typeof(DuktapeFunction) || type.BaseType == typeof(MulticastDelegate));
}
else if (DuktapeDLL.duk_is_thread(ctx, idx))
{
return(false);
}
int refid;
//TODO: 根据记录在jsobject 上的 分类标记 做进一步分支 (类型, 实例, 或特定优化类型)
if (duk_get_native_refid(ctx, idx, out refid))
{
var cache = DuktapeVM.GetObjectCache(ctx);
return(cache.MatchObjectType(refid, type));
}
return(true);
case duk_type_t.DUK_TYPE_NUMBER:
return(type.IsPrimitive || type.IsEnum);
case duk_type_t.DUK_TYPE_STRING:
return(type == typeof(string));
case duk_type_t.DUK_TYPE_UNDEFINED:
case duk_type_t.DUK_TYPE_NULL:
return(!type.IsValueType && !type.IsPrimitive);
case duk_type_t.DUK_TYPE_BOOLEAN:
return(type == typeof(bool));
case duk_type_t.DUK_TYPE_BUFFER:
return(type == typeof(byte[]) || type == typeof(sbyte[]) /* || type == typeof(DuktapeBuffer) */);
case duk_type_t.DUK_TYPE_POINTER:
// return type == typeof(DuktapePointer);
case duk_type_t.DUK_TYPE_LIGHTFUNC:
default:
return(false);
}
}
protected static bool duk_match_type(IntPtr ctx, int idx, Type type)
{
if (type == null)
{
return(true);
}
if (type == typeof(object))
{
return(true);
}
if (type == typeof(Type))
{
Type otype;
return(duk_get_type(ctx, idx, out otype)); // 只要求匹配 Type 本身, 不比较具体 Type
// return otype == type;
}
var jstype = DuktapeDLL.duk_get_type(ctx, idx);
switch (jstype)
{
// case duk_type_t.DUK_TYPE_NONE:
case duk_type_t.DUK_TYPE_OBJECT: // objects, arrays, functions, threads
if (DuktapeDLL.duk_is_array(ctx, idx))
{
if (!type.IsArray && !_assignableFromArray.Contains(type))
{
return(false);
}
}
else if (DuktapeDLL.duk_is_function(ctx, idx))
{
//TODO: 完善处理 delegate
return(type == typeof(DuktapeFunction) || type.BaseType == typeof(MulticastDelegate));
}
else if (DuktapeDLL.duk_is_thread(ctx, idx))
{
return(false);
}
int refid;
if (duk_get_native_refid(ctx, idx, out refid))
{
var cache = DuktapeVM.GetObjectCache(ctx);
return(cache.MatchObjectType(refid, type));
}
int typeid;
if (DuktapeDLL.duk_unity_get_type_refid(ctx, idx, out typeid))
{
var vm = DuktapeVM.GetVM(ctx);
var eType = vm.GetExportedType(typeid);
if (eType != null)
{
// Debug.LogFormat("match type? {0} {1} {2}", eType, type, typeid);
return(eType == type);
}
// Debug.LogFormat("match type {0} with typeid {1}", type, typeid);
}
return(type.IsSubclassOf(typeof(DuktapeValue)));
case duk_type_t.DUK_TYPE_NUMBER:
return(type.IsPrimitive || type.IsEnum);
case duk_type_t.DUK_TYPE_STRING:
return(type == typeof(string));
case duk_type_t.DUK_TYPE_UNDEFINED:
case duk_type_t.DUK_TYPE_NULL:
return(!type.IsValueType && !type.IsPrimitive);
case duk_type_t.DUK_TYPE_BOOLEAN:
return(type == typeof(bool));
case duk_type_t.DUK_TYPE_BUFFER:
return(type == typeof(byte[]) || type == typeof(sbyte[]) /* || type == typeof(DuktapeBuffer) */);
case duk_type_t.DUK_TYPE_POINTER:
// return type == typeof(DuktapePointer);
case duk_type_t.DUK_TYPE_LIGHTFUNC:
default:
return(false);
}
}
