fix: Always parse parentheses for predicates #5069
Merged
+28
−5
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A loooong time ago, Dafny supported
predicate
definitions without parentheses. Apparently, the parser still allowed that, which is wrong. This PR changes the parser to make sure that a predicate definition always includes parentheses.By submitting this pull request, I confirm that my contribution is made under the terms of the MIT license.