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Adopt ArgumentParser for the command-line tool #154
dylansturg left a comment
I notice that whenever there are diagnostics, there's always an extra line printed to stderr that just has "Error:". Presumably that would normally contain a message from the error that was thrown, which is intentionally empty in this case. Is there a way to have a nonzero exit status and not print that extra "Error"? The diagnostics are being printed, so I don't think there's a need to also print that there was an error.
Is this something you'd add in the near future or later? If it's soon we could just wait for it, but if it's later, I don't want to block the rest of this change on it. @dylansturg suggested offline that we could change the