modules/test: provide access to expect function
#2843
Merged
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Allow
test.warningsandtest.assertionsto be defined as either a list, or a function coerced to a list.When defined as a function, it is supplied an
expectfunction which provides some syntactic-sugar for defining simple expectations.This is an alternative to the current approach of defining that
expectfunction on an ad-hoc basis.I prefer this to adding
expectto nixvim's lib because:liblibsuch a specialized function should liveNote: this can also be used in #2738