ref: cc5f799ee6b51ce2859a74dbcd36b484d805732c
dir: /tests/Read.hs/
module Read(main) where
import Prelude
import Text.Read
main :: IO ()
main = do
print (read "123" :: Int)
print (read " 123" :: Int)
print (read "123 " :: Int)
print (read "-123" :: Int)
print (read "(123)" :: Int)
print (read "0x7b" :: Int)
print (read "0o173" :: Int)
print (read "0b01111011" :: Int)
print (read "2147483647" :: Int)
print (read "-2147483648" :: Int)
if _wordSize == 64 then do
print (read "9223372036854775807" :: Int)
print (read "-9223372036854775808" :: Int)
else do
putStrLn "9223372036854775807"
putStrLn "-9223372036854775808"
print (read "123" :: Integer)
print (read " 123" :: Integer)
print (read "123 " :: Integer)
print (read "-123" :: Integer)
print (read "(123)" :: Integer)
print (read "1234567890123456789012345678901234567890" :: Integer)
print (read "[1,2, 3]" :: [Int])
print (read "False" :: Bool)
print (read "True" :: Bool)
print (reads "123 4" :: [(Int, String)])
print (readMaybe "123" :: Maybe Int)
print (readMaybe "apa" :: Maybe Int)
print (read "1.25" :: Double)
print (read "-1e5" :: Double)
print (read "1.5e+5" :: Double)
print (read "5e-1" :: Double)
print (read "[EQ,GT,LT]" :: [Ordering])
print (read "Nothing" :: Maybe Int)
print (read "Just 123" :: Maybe Int)
print (read "Just (Just 123)" :: Maybe (Maybe Int))
print (read "Just Nothing" :: Maybe (Maybe Int))
print (readMaybe "Just Just 123" :: Maybe (Maybe (Maybe Int)))
print (read "Left True" :: Either Bool Int)
print (read "Right 123" :: Either Bool Int)
print (read "()" :: ())
print (read "(True,123)" :: (Bool, Int))
print (read "'a'" :: Char)
print (read "'\n'" :: Char)
print (read "'\^A'" :: Char)
print (read "'\o2'" :: Char)
print (read "'\3'" :: Char)
print (read "'\x4'" :: Char)
print (read "'\\\\'" :: Char)
print (read "'\\''" :: Char)
print (read "\"abc\"" :: String)
print (read "\"a\nc\"" :: String)
print (read "\"a\1\&1c\"" :: String)
print (read "\"\\\"\"" :: String)
print (read "\"\\\\\"" :: String)