سؤال

Is there a shortcut for this in the lens library?

\x -> liftM (^. x) get

Maybe it's a silly question, but it feels like a basic enough construction that there should be a shortcut for it.

هل كانت مفيدة؟

المحلول

Try use

use :: MonadState s m => Getting a s a -> m a
use = gets . view
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