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deque-blog/passwordEval.idr

Created November 5, 2017 13:36
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passwordEval.idr
REPL> password 3 (== "password")
WriteLine "Password:"
(ReadLine (\x =>
if intToBool (prim__eqString x "password")
then WriteLine "Successful login after 1 attempt(s)." (Pure True)
else WriteLine "Login failed: 1 attempt(s)."
(WriteLine "Password:"
(ReadLine (\x =>
if intToBool (prim__eqString x "password")
then WriteLine "Successful login after 2 attempt(s)." (Pure True)
else WriteLine "Login failed: 2 attempt(s)."
(WriteLine "Password:"
(ReadLine (\x =>
if intToBool (prim__eqString x
"password")
then WriteLine "Successful login after 3 attempt(s)."
(Pure True)
else WriteLine "Login failed: 3 attempt(s)."
(Pure False))))))))) : IOSpec Bool
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