utils.gd

# 常用工具模块

tool

# Check does an object has all of script methods of target class  
# - - - - - - - - - -  
# *Parameters*  
# * [obj:Object] The object to check  
# * [interface:GDScript] The interface to check with 
# - - - - - - - - - -  
# *Returns* bool  
static func implements(obj: Object, interface:GDScript) -> bool:
	if obj == null or interface == null:
		return false
	if typeof(obj) != TYPE_OBJECT:
		return false
	if obj is interface:
		return true
	var interface_obj = interface.new()
	var required_methods = []
	for m in interface_obj.get_method_list():
		if m.flags & METHOD_FLAG_FROM_SCRIPT:
			required_methods.append(m.name)
	if not interface_obj is Reference:
		interface_obj.free()
	for mid in required_methods:
		if not obj.has_method(mid):
			return false
	return true