public EcmaValue(RuntimeObject value)
{
IEcmaValueBinder binder = (IEcmaValueBinder)value ?? UndefinedBinder.Default;
this.handle = binder.ToHandle(value);
this.binder_ = binder;
}
public EcmaValue(string value)
{
if (value == null)
{
this.handle = default;
this.binder_ = default;
}
else
{
IEcmaValueBinder binder = WellKnownPropertyNameBinder.IsWellKnownPropertyName(value) ? WellKnownPropertyNameBinder.Default : PrimitiveBinderWrapper <string> .GetBinder(value, StringBinder.Default);
this.handle = binder.ToHandle(value);
this.binder_ = binder;
}
}
public EcmaValue(Symbol value)
{
if (value.SymbolType != 0)
{
this.handle = new EcmaValueHandle((long)value.SymbolType);
this.binder_ = WellKnownSymbolBinder.Default;
}
else
{
IEcmaValueBinder binder = PrimitiveBinderWrapper <Symbol> .GetBinder(value, SymbolBinder.Default);
this.handle = binder.ToHandle(value);
this.binder_ = binder;
}
}
public static EcmaValue ConvertFromObject(object target)
{
switch (target)
{
case null:
return(EcmaValue.Undefined);
case EcmaValue value:
return(value);
case string str:
return(new EcmaValue(str));
case Symbol sym:
return(new EcmaValue(sym));
case RuntimeObject obj:
return(new EcmaValue(obj));
case DateTime dt:
return(new EcmaDate(dt));
case Delegate del:
return(DelegateRuntimeFunction.FromDelegate(del));
case Task task:
return(Promise.FromTask(task));
case Exception ex:
return(GetValueFromException(ex));
}
Type type = target.GetType();
IEcmaValueBinder binder = null;
if (type.IsEnum)
{
binder = binderTypes.GetOrAdd(type, t => (IEcmaValueBinder)Activator.CreateInstance(typeof(EnumBinder <>).MakeGenericType(t)));
}
else
{
switch (Type.GetTypeCode(type))
{
case TypeCode.Boolean:
return(new EcmaValue(BooleanBinder.Default.ToHandle((bool)target), BooleanBinder.Default));
case TypeCode.Byte:
case TypeCode.SByte:
case TypeCode.Char:
case TypeCode.Int16:
case TypeCode.UInt16:
return(new EcmaValue(Int32Binder.Default.ToHandle(Convert.ToInt32(target)), Int32Binder.Default));
case TypeCode.Int32:
return(new EcmaValue(Int32Binder.Default.ToHandle((int)target), Int32Binder.Default));
case TypeCode.UInt32:
return(new EcmaValue(Int64Binder.Default.ToHandle(Convert.ToInt64(target)), Int64Binder.Default));
case TypeCode.Int64:
return(new EcmaValue(Int64Binder.Default.ToHandle((long)target), Int64Binder.Default));
case TypeCode.UInt64:
case TypeCode.Single:
return(new EcmaValue(DoubleBinder.Default.ToHandle(Convert.ToDouble(target)), DoubleBinder.Default));
case TypeCode.Double:
return(new EcmaValue(DoubleBinder.Default.ToHandle((double)target), DoubleBinder.Default));
}
binder = RuntimeRealm.Current.ResolveRuntimeObject(target);
}
return(new EcmaValue(binder.ToHandle(target), binder));
}