/// <summary>
/// Register a new JS class.
/// </summary>
/// <param name="className">The name of the class.</param>
/// <param name="classDefinition">
/// The descriptor for the JS class being registered.
/// </param>
/// <returns>The class ID of the registered class.</returns>
public unsafe JSClassID RegisterNewClass(string className, QuickJSClassDefinition classDefinition)
{
if (className is null)
{
throw new ArgumentNullException(nameof(className));
}
if (classDefinition is null)
{
throw new ArgumentNullException(nameof(classDefinition));
}
if (_classes.Contains(classDefinition))
{
throw new ArgumentOutOfRangeException(nameof(classDefinition), "Already registered class.");
}
var classDef = new JSClassDef();
classDefinition.CopyToClassDef(ref classDef);
fixed(byte *name = Utils.StringToManagedUTF8(className))
{
classDef.class_name = new IntPtr(name);
if (0 != JS_NewClass(_runtime, classDefinition.ID, classDef))
{
throw new QuickJSRuntimeException("Cannot create a new object internal class.");
}
}
_classes.Add(classDefinition);
return(classDefinition.ID);
}
public override void CopyToClassDef(ref JSClassDef classDef)
{
base.CopyToClassDef(ref classDef);
classDef.exotic = _exotic;
}
protected private override void CopyToClassDefImpl(ref JSClassDef classDef)
{
base.CopyToClassDefImpl(ref classDef);
classDef.exotic = _exotic;
}
public virtual void CopyToClassDef(ref JSClassDef classDef)
{
classDef.call = _callImpl is null ? IntPtr.Zero : Marshal.GetFunctionPointerForDelegate(_callImpl);
classDef.gc_mark = _markImpl;
classDef.finalizer = _finalizerImpl;
}
internal void CopyToClassDef(ref JSClassDef classDef)
{
CopyToClassDefImpl(ref classDef);
}
