Validate a Sensu filter definition. Validates: attributes, negate
@param filter [Hash] sensu filter definition.
# File lib/sensu/settings/validators/filter.rb, line 9 def validate_filter(filter) must_be_boolean_if_set(filter[:negate]) || invalid(filter, "filter negate must be boolean") must_be_a_hash(filter[:attributes]) || invalid(filter, "filter attributes must be a hash") end