instance method `query_attribute`

Ruby on Rails 4.0.13

Since v3.0.20

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

query_attribute(attr_name)

No documentation comment.

Parameters

attr_name req

Source

# File activerecord/lib/active_record/attribute_methods/query.rb, line 10
      def query_attribute(attr_name)
        value = read_attribute(attr_name) { |n| missing_attribute(n, caller) }

        case value
        when true        then true
        when false, nil  then false
        else
          column = self.class.columns_hash[attr_name]
          if column.nil?
            if Numeric === value || value !~ /[^0-9]/
              !value.to_i.zero?
            else
              return false if ActiveRecord::ConnectionAdapters::Column::FALSE_VALUES.include?(value)
              !value.blank?
            end
          elsif column.number?
            !value.zero?
          else
            !value.blank?
          end
        end
      end

Defined in activerecord/lib/active_record/attribute_methods/query.rb line 10 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::AttributeMethods::Query

Signature

Parameters