/// <summary>
/// Copies fields from <paramref name="source"/> object to <paramref name="target"/> object.
/// Types of both objects must be the same.
/// </summary>
/// <param name="tinfo">Type of both objects.</param>
/// <param name="source">Source instance.</param>
/// <param name="target">Target instance.</param>
public static void MemberwiseClone(PhpTypeInfo tinfo, object source, object target)
{
Debug.Assert(tinfo != null);
Debug.Assert(source != null);
Debug.Assert(target != null);
Debug.Assert(source.GetType() == target.GetType());
Debug.Assert(source.GetType() == tinfo.Type.AsType());
// copy CLR fields, skipping runtime fields
foreach (var prop in TypeMembersUtils.EnumerateInstanceFields(source, Utilities.FuncExtensions.Identity <PhpPropertyInfo>(), null, null, ignoreRuntimeFields: true))
{
var value = prop.Value.DeepCopy();
prop.Key.SetValue(null, target, value);
}
// fast copy of runtime fields
var runtime_fields = tinfo.GetRuntimeFields(source);
if (runtime_fields != null && runtime_fields.Count != 0)
{
tinfo.RuntimeFieldsHolder.SetValue(target, runtime_fields.Clone());
}
// TODO: traits ?
}
/// <summary>
/// Copies fields from <paramref name="source"/> object to <paramref name="target"/> object.
/// Types of both objects must be the same.
/// </summary>
/// <param name="tinfo">Type of both objects.</param>
/// <param name="source">Source instance.</param>
/// <param name="target">Target instance.</param>
public static void MemberwiseClone(PhpTypeInfo tinfo, object source, object target)
{
Debug.Assert(tinfo != null);
Debug.Assert(source != null);
Debug.Assert(target != null);
Debug.Assert(source.GetType() == target.GetType());
Debug.Assert(source.GetType() == tinfo.Type.AsType());
// copy CLR fields, skipping runtime fields
foreach (var prop in TypeMembersUtils.EnumerateInstanceFields(source, (m, d) => m, null, null, true))
{
var value = prop.Value.DeepCopy();
if (prop.Key is FieldInfo f)
{
f.SetValue(target, value.ToClr(f.FieldType));
}
else if (prop.Key is PropertyInfo p)
{
p.SetValue(target, value.ToClr(p.PropertyType));
}
}
// fast copy of runtime fields
var runtime_fields = tinfo.GetRuntimeFields(source);
if (runtime_fields != null && runtime_fields.Count != 0)
{
tinfo.RuntimeFieldsHolder.SetValue(target, runtime_fields.DeepCopy());
}
}
/// <summary>
/// Gets enumeration of runtime fields.
/// </summary>
public static IEnumerable <PhpPropertyInfo> GetRuntimeProperties(this PhpTypeInfo tinfo, object instance)
{
var runtimefields = tinfo.GetRuntimeFields(instance);
if (runtimefields != null && runtimefields.Count != 0)
{
var enumerator = runtimefields.GetFastEnumerator();
while (enumerator.MoveNext())
{
yield return(new PhpPropertyInfo.RuntimeProperty(tinfo, enumerator.CurrentKey));
}
}
}
/// <summary>
/// Gets descriptor representing a runtime field.
/// Can be <c>null</c> if type does not support runtime fields.
/// </summary>
public static PhpPropertyInfo GetRuntimeProperty(this PhpTypeInfo tinfo, string propertyName, object instance)
{
if (tinfo.RuntimeFieldsHolder != null)
{
var key = new IntStringKey(propertyName);
if (instance != null)
{
var runtimefields = tinfo.GetRuntimeFields(instance);
if (runtimefields == null || runtimefields.Count == 0 || !runtimefields.ContainsKey(key))
{
return(null);
}
}
return(new PhpPropertyInfo.RuntimeProperty(tinfo, key));
}
else
{
return(null);
}
}
/// <summary>
/// Copies fields from <paramref name="source"/> object to <paramref name="target"/> object.
/// Types of both objects must be the same.
/// </summary>
/// <param name="tinfo">Type of both objects.</param>
/// <param name="source">Source instance.</param>
/// <param name="target">Target instance.</param>
public static void MemberwiseClone(PhpTypeInfo tinfo, object source, object target)
{
Debug.Assert(tinfo != null);
Debug.Assert(source != null);
Debug.Assert(target != null);
Debug.Assert(source.GetType() == target.GetType());
Debug.Assert(source.GetType() == tinfo.Type.AsType());
// copy CLR fields, skipping runtime fields
foreach (var fldvalue in TypeMembersUtils.EnumerateInstanceFields(source, (f, d) => f, null, null, true))
{
fldvalue.Key.SetValue(target, fldvalue.Value.DeepCopy());
}
// fast copy of runtime fields
var runtime_fields = tinfo.GetRuntimeFields(source);
if (runtime_fields != null && runtime_fields.Count != 0)
{
tinfo.RuntimeFieldsHolder.SetValue(target, runtime_fields.DeepCopy());
}
}
