Plan 9 from Bell Labs’s /usr/web/sources/contrib/fernan/nhc98/src/prelude/PreludeText/Show_List.hs

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Distributed under the MIT License.
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module Prelude(Show(..)) where

instance (Show a) => Show [a] where
  showsPrec p = showList

  showsType a = showChar '[' . (showsType . head) a . showChar ']'

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