58 lines
1.3 KiB
Haskell
58 lines
1.3 KiB
Haskell
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module ManaParser where
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import Mana
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import Text.ParserCombinators.Parsec
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mana :: Parser Cost
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mana = do
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colorless' <- (many colorless)
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colored' <- (many colored)
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hybrid' <- (many hybrid)
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phyrexian' <- (many phyrexian)
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eof
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return $ Cost (colorless' ++ colored') hybrid' phyrexian'
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standard :: Parser Standard
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standard = colorless <|> colored
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colorless :: Parser Standard
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colorless = do
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mana <- many1 digit
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return $ Standard (read mana :: Int) Colorless
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colored :: Parser Standard
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colored =
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do
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mana <- many1 (oneOf ("Uu"))
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return $ Standard (length mana) Blue
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<|> do
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mana <- many1 (oneOf ("Rr"))
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return $ Standard (length mana) Red
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<|> do
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mana <- many1 (oneOf ("Bb"))
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return $ Standard (length mana) Black
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<|> do
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mana <- many1 (oneOf ("Gg"))
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return $ Standard (length mana) Green
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<|> do
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mana <- many1 (oneOf ("Ww"))
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return $ Standard (length mana) White
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hybrid :: Parser Hybrid
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hybrid =
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do
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char '('
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standard' <- standard
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char '/'
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standard'' <- standard
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char ')'
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return $ Hybrid standard' standard''
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phyrexian :: Parser Phyrexian
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phyrexian =
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do
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char '('
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standard' <- standard
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string "/p)"
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return $ Phyrexian standard'
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