Update examples for contramap

scalawithcats / scala-with-cats

Source code for Scala with Cats

http://underscore.io/books/scala-with-cats

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Open davegurnell opened 3 years ago

davegurnell commented 3 years ago

The examples in Section 3.7.1 (and thereabouts) use the now-deprecated single-apostrophe syntax for symbols:

'exampleSymbol

We should update them so they're not referring to something so out-of-date!