# File lib/dm-aggregates/query.rb, line 4 def self.included(base) base.class_eval # FIXME: figure out a cleaner approach than AMC alias_method :assert_valid_fields_without_operator, :assert_valid_fields alias_method :assert_valid_fields, :assert_valid_fields_with_operator, __FILE__, __LINE__ + 1 end
# File lib/dm-aggregates/query.rb, line 12 def assert_valid_fields_with_operator(fields, unique) operators, fields = fields.partition { |f| f.kind_of?(DataMapper::Query::Operator) } operators.each do |operator| target = operator.target unless target == :all || @properties.include?(target) raise ArgumentError, "+options[:fields]+ entry #{target.inspect} does not map to a property in #{model}" end end assert_valid_fields_without_operator(fields, unique) end
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