Overall thank you! For clarity's sake, should it be E.mapLeft(makeError) instead of E.mapLeft(error)?
E.mapLeft(makeError)
E.mapLeft(error)
Thanks for that!
mapLeft takes a function, which is why we provided makeError as the argument.
mapLeft
makeError
error does not exist unless you make exist by creating a variable from within a closure in mapLeft.
error
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Overall thank you! For clarity's sake, should it be
E.mapLeft(makeError)instead ofE.mapLeft(error)?Thanks for that!
mapLefttakes a function, which is why we providedmakeErroras the argument.errordoes not exist unless you make exist by creating a variable from within a closure inmapLeft.