in Sources/MockoloFramework/Models/MethodModel.swift [140:150]
func handler() -> ClosureModel? {
if isInitializer {
return nil
}
return ClosureModel(genericTypeParams: genericTypeParams,
params: params.map { ($0.name, $0.type) },
isAsync: isAsync,
throwing: throwing,
returnType: returnType ?? .init(.voidType))
}