/// <summary>
/// If instance == null -> then object reference will be got from object's userdata.
/// Otherwise userdata ignored.
/// </summary>
public ScriptableObjectV8Handler(ScriptableObjectBinder binder, object instance, bool v8Extension)
{
this.instance = instance;
this.dispatchTable = binder.DispatchTable;
this.v8Extension = v8Extension;
}
private void Create()
{
var methods = GetMethods();
var declaringMethodNames = new HashSet <string>(methods.Select(_ => _.Name));
var dispatchTable = new DispatchTable <MethodDef>(declaringMethodNames.Count);
var propertyDispatchTable = new DispatchTable <PropertyDef>();
foreach (var method in methods)
{
string declaringName = method.Name;
string scriptingName = ConvertIdentifier(declaringName);
string scriptingPropertyName = null;
if (declaringName != scriptingName && declaringMethodNames.Contains(scriptingName))
{
throw ExceptionBuilder.TypeAlreadyReservesMember(this.Type, scriptingName, declaringName);
}
var property = method.GetDeclaringTypeProperty();
if (property != null)
{
var declaringPropertyName = property.Name;
scriptingPropertyName = ConvertIdentifier(declaringPropertyName);
if (declaringPropertyName != scriptingPropertyName && declaringMethodNames.Contains(scriptingPropertyName))
{
throw ExceptionBuilder.TypeAlreadyReservesMember(this.Type, scriptingPropertyName, declaringPropertyName);
}
}
// method attributes
var methodAttributes = method.IsStatic ? MethodDefAttributes.Static : MethodDefAttributes.None;
if (property != null)
{
methodAttributes |= MethodDefAttributes.Hidden;
if (method.IsGetterLikeSignature())
{
methodAttributes |= MethodDefAttributes.Getter;
}
else if (method.IsSetterLikeSignature())
{
methodAttributes |= MethodDefAttributes.Setter;
}
}
// put method info into a dispatch table
// note: property accessors can't be overloaded
var scriptableMethodInfo = dispatchTable.GetOrDefault(scriptingName);
if (scriptableMethodInfo == null)
{
scriptableMethodInfo = new MethodDef(scriptingName, methodAttributes);
dispatchTable.Add(scriptableMethodInfo);
}
scriptableMethodInfo.Add(method);
// put property info into a property dispatch table
if (property != null)
{
var scriptablePropertyInfo = propertyDispatchTable.GetOrDefault(scriptingPropertyName);
if (scriptablePropertyInfo == null)
{
scriptablePropertyInfo = new PropertyDef(scriptingPropertyName);
propertyDispatchTable.Add(scriptablePropertyInfo);
}
scriptablePropertyInfo.Add(scriptableMethodInfo);
}
}
dispatchTable.Optimize();
propertyDispatchTable.Optimize();
// TODO: prevent dispatch tables from modifying
this.dispatchTable = dispatchTable;
this.propertyDispatchTable = propertyDispatchTable;
}
/// <summary>
/// If instance == null -> then object reference will be got from object's userdata.
/// Otherwise userdata ignored.
/// </summary>
public ScriptableObjectV8Accessor(ScriptableObjectBinder binder, object instance)
{
this.instance = instance;
this.dispatchTable = binder.PropertyDispatchTable;
}
