Checks whether a contributor SectionKey can be written as contrib/<SectionKey>.json: 1 to 64 characters from A-Z a-z 0-9 . _ -, with no .. in the resulting path.
SectionKey
contrib/<SectionKey>.json
A-Z a-z 0-9 . _ -
..
Checks whether a contributor
SectionKeycan be written ascontrib/<SectionKey>.json: 1 to 64 characters fromA-Z a-z 0-9 . _ -, with no..in the resulting path.