are_rules_violating
Checks whether any of the rules in the gtv are violated currently.
Throws "INVALID RULE" if the gtv does not start with "and", implying it's a simple rule, but the length is not 3 (operator, variable and value).
Parameters
rules
the gtv rules to check.
variables
the state to check the rules against.
See also
rule_expression
for an explanation of rule violation
account_auth_descriptor.
to understand the conditions under which this function throws.