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Clarify about fail() paralleling pass() #2290

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Clarify about fail() paralleling pass() #2290

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2 changes: 2 additions & 0 deletions vignettes/custom-expectation.Rmd
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Expand Up @@ -96,6 +96,8 @@ Next you need to check each way that `object` could violate the expectation. In

If the object is as expected, call `pass()`. This ensures that a success will be registered in the test reporter.

Otherwise, call `fail()`. This ensures that a failure will be registered in the test reporter. NB: unlike `stop()` or `abort()`, `fail()` signals a failure but allows code execution to continue, ensuring that one failure does not prevent subsequent expectations from running.

Finally, return the input value (`act$val`) invisibly. This is good practice because expectations are called primarily for their side-effects (triggering a failure), and returning the value allows expectations to be piped together:

```{r}
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