Query rule for mentioned permissions #764
Merged
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This commit uses the newly proposed
Permissions.Ast.Rule.permissions_used/1
function to obtain the list of permissions mentioned in a access rule to generate a better access denied error message. This also prevents Cog from crashing when rules mention more than one permission.This isn't an ideal solution as we're not telling the user exactly which specific permissions they're lacking but it is a step in the right direction and vastly better than crashing.
50% fix for #758