Method IncludeMethodsFromMixins

sdk/angelscript/source/as_builder.cpp:4223–4295

}

void asCBuilder::IncludeMethodsFromMixins(sClassDeclaration *decl)
{
	asCScriptNode *node = decl->node->firstChild;

	// Skip the class attributes
	while( node->nodeType == snIdentifier &&
		   !decl->script->TokenEquals(node->tokenPos, node->tokenLength, decl->name.AddressOf()) )
		node = node->next;

	// Skip the name of the class
	node = node->next;

	// Find the included mixin classes
	while( node && node->nodeType == snIdentifier )
	{
		asSNameSpace *ns;
		asCString name;
		if( GetNamespaceAndNameFromNode(node, decl->script, decl->typeInfo->nameSpace, ns, name) < 0 )
		{
			node = node->next;
			continue;
		}

		sMixinClass *mixin = 0;
		while( ns )
		{
			// Need to make sure the name is not an object type
			asCObjectType *objType = GetObjectType(name.AddressOf(), ns);
			if( objType == 0 )
				mixin = GetMixinClass(name.AddressOf(), ns);

			if( objType || mixin )
				break;

			ns = engine->GetParentNameSpace(ns);
		}

		if( mixin )
		{
			// Find methods from mixin declaration
			asCScriptNode *n = mixin->node->firstChild;

			// Skip to the member declarations
			// Possible keywords 'final' and 'shared' are removed in RegisterMixinClass so we don't need to worry about those here
			while( n && n->nodeType == snIdentifier )
				n = n->next;

			// Add methods from the mixin that are not already existing in the class
			while( n )
			{
				if( n->nodeType == snFunction )
				{
					// Instead of disconnecting the node, we need to clone it, otherwise other
					// classes that include the same mixin will not see the methods
					asCScriptNode *copy = n->CreateCopy(engine);

					// Register the method, but only if it doesn't already exist in the class
					RegisterScriptFunctionFromNode(copy, mixin->script, CastToObjectType(decl->typeInfo), false, false, mixin->ns, false, true);