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joshcough/gist:9b9f755ecda8d0f3a722dd883dd476ac

Created August 4, 2018 15:47
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gistfile1.txt
path :: [Text] -> Traversal' Value Value
path = alaf Endo foldMap key
• Couldn't match type ‘Maybe Value’ with ‘Value’
Expected type: [Text] -> (Value -> f Value) -> Value -> f Value
Actual type: [Text]
-> Unwrapped (Endo (Maybe Value -> f (Maybe Value)))
• In the expression: alaf Endo foldMap key
In an equation for ‘path’: path = alaf Endo foldMap key
|
139 | path = alaf Endo foldMap key
| ^^^^^^^^^^^^^^^^^^^^^
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