toadcoder

@seanspeaks Nope, not installing with workspaces ... interesting that would cause the issue we're seeing, but doesn't explain what's happening in my case ... By regex you mean in jest.config.js...

Got a hint from another engineer who saw this issue on an older version of node, he downgraded npm which fixed the issue for him ... what I did for...

Echoing @superguineapig comment, and expanding on it a bit; the default isMergeableObject function checks for non-null "objects", but boolean, string, etc. values will not then be "mergeable", and customMerge will...