I have tried the way you answered in twitter.
still, it does not work.
here is the error message: 'Aspects: The block (Function) doesn't contain a type signature.'
maybe the conversion between block and closure made some mistake.
hope someone could show the right practice in swift 4.2
I have tried the way you answered in twitter. still, it does not work. here is the error message: 'Aspects: The block (Function) doesn't contain a type signature.' maybe the conversion between block and closure made some mistake. hope someone could show the right practice in swift 4.2