Allow exception to bubble up when priority file is bad. #487
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Description of proposed changes
In filter,
--priority
is an optional argument. When a user provides that argument, they are expressing an intent for the program to use those priorities in its calculations.If the specified file is missing or malformed, then the user's expressed intent cannot be carried out. The program should abort noisily, so the user can correct the problem or adjust their expressed intent.
The legacy behavior did print an
"ERROR:"
message, but that's easy for the user to miss. It's more reliable to let the exception bubble up and abort execution.Related issue(s)
none
Testing
Unit tests included