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I was just about to post this. According to the Haskell 2010 Report, it's 100% legal to put fixity declarations in a where-block. Surprising, but true.

MathematicalOrchid
– MathematicalOrchid

2017-01-05 16:21:54 +00:00
Commented Jan 5, 2017 at 16:21
Ooh, I didn't think of that!

Mike Spivey
– Mike Spivey

2017-01-05 16:37:42 +00:00
Commented Jan 5, 2017 at 16:37
... and I suppose I didn't think of it because as a compiler writer, I wouldn't fancy implementing that, or trying to do it and generate reasonable error messages when it went wrong. Of course it can be done, but it's a job for someone with more youthful enthusiasm than I possess.

Mike Spivey
– Mike Spivey

2017-01-17 22:52:02 +00:00
Commented Jan 17, 2017 at 22:52

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