allow building siphon with older versions of transformers

This commit is contained in:
Andrew Martin 2019-05-19 12:48:39 -04:00
parent d7494a102f
commit b1fffe2561

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@ -25,7 +25,7 @@ library
, vector
, streaming >= 0.1.4 && < 0.3
, attoparsec
, transformers >= 0.5 && < 0.6
, transformers >= 0.4.2 && < 0.6
, semigroups >= 0.18.2 && < 0.20
default-language: Haskell2010