object IDuplicable.Duplicate(RubyContext /*!*/ context, bool copySingletonMembers)
{
var result = Copy();
context.CopyInstanceData(this, result, copySingletonMembers);
return(result);
}
public static bool TryDuplicateObject(RubyContext /*!*/ context, object obj, bool cloneSemantics, out object copy)
{
// Ruby value types can't be cloned
if (RubyUtils.IsRubyValueType(obj))
{
copy = null;
return(false);
}
IDuplicable clonable = obj as IDuplicable;
if (clonable != null)
{
copy = clonable.Duplicate(context, cloneSemantics);
}
else
{
// .NET classes and library clases that doesn't implement IDuplicable:
copy = RubySites.Allocate(context.GetClassOf(obj));
context.CopyInstanceData(obj, copy, cloneSemantics);
}
// TODO: optimize
_InitializeCopySharedSite.Target(_InitializeCopySharedSite, context, copy, obj);
if (cloneSemantics)
{
context.FreezeObjectBy(copy, obj);
}
return(true);
}
// Proc doesn't have "initialize_copy", it's entirely initialized in dup:
object IDuplicable.Duplicate(RubyContext/*!*/ context, bool copySingletonMembers) {
var result = Copy();
context.CopyInstanceData(this, result, copySingletonMembers);
return result;
}
/// <summary>
/// Creates an empty copy of this instance, taint and instance variables.
/// </summary>
public MutableString /*!*/ Duplicate(RubyContext /*!*/ context, bool copySingletonMembers, MutableString /*!*/ result)
{
context.CopyInstanceData(this, result, false, false, copySingletonMembers);
return(result);
}
public static bool TryDuplicateObject(RubyContext/*!*/ context, object obj, bool cloneSemantics, out object copy) {
// Ruby value types can't be cloned
if (RubyUtils.IsRubyValueType(obj)) {
copy = null;
return false;
}
IDuplicable clonable = obj as IDuplicable;
if (clonable != null) {
copy = clonable.Duplicate(context, cloneSemantics);
} else {
// .NET classes and library clases that doesn't implement IDuplicable:
copy = RubySites.Allocate(context.GetClassOf(obj));
context.CopyInstanceData(obj, copy, cloneSemantics);
}
// TODO: optimize
_InitializeCopySharedSite.Target(_InitializeCopySharedSite, context, copy, obj);
if (cloneSemantics) {
context.FreezeObjectBy(copy, obj);
}
return true;
}
