foo -> UMethod (name = foo)
a -> UParameter (name = a)
Int -> [!] UnknownKotlinExpression (REFERENCE_EXPRESSION)
b -> UParameter (name = b)
String -> [!] UnknownKotlinExpression (REFERENCE_EXPRESSION)
c -> UParameter (name = c)
Int -> [!] UnknownKotlinExpression (REFERENCE_EXPRESSION)
flag -> UParameter (name = flag)
Boolean -> [!] UnknownKotlinExpression (REFERENCE_EXPRESSION)
