The easiest way to note any behavioural curiosities or to request new features is by opening an issue.
If you’d like to contribute changes to jmvReadWrite, the GitHub flow is used for proposing, submitting, reviewing, and accepting changes. If you haven’t done this before, there’s a nice overview of git, as well as best practices for submitting pull requests in the R packages book by Hadley Wickham and Jenny Bryan.
You are also welcome to contribute further checks / tests to jmvReadWrite. Please discuss any proposed new checks by opening an issue on the GitHub repository.
The jmvReadWrite coding style follows the commonly used tidyverse style guide.