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GeezerVison is showing github.com — purescript-python/src/StringEscape.hs at master · purescript-python/purescript-python

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module StringEscape(escape) where
import qualified Data.Char as C
escapeImpl :: String -> String -> String
escapeImpl [] r = r
escapeImpl (c:cs) r = case c of
'"' -> "\\\"" ++ tl
'\\' -> "\\\\" ++ tl
_ | C.isPrint c && not (C.isControl c) -> c:tl
| otherwise -> C.showLitChar c tl
where
tl = escapeImpl cs r
escape :: String -> String
escape s = '\"' : escapeImpl s "\""
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