Sha256: 50b663e72b4c503076abaddb5dd0758f3fde74701bebf7d2475e258ef4285ff8

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Versions: 89

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Contents

# -*- coding: utf-8 -*-

module ActiveRecord
  module NullRelation # :nodoc:
    def exec_queries
      @records = []
    end

    def pluck(*column_names)
      []
    end

    def delete_all(_conditions = nil)
      0
    end

    def update_all(_updates, _conditions = nil, _options = {})
      0
    end

    def delete(_id_or_array)
      0
    end

    def size
      calculate :size, nil
    end

    def empty?
      true
    end

    def any?
      false
    end

    def many?
      false
    end

    def to_sql
      ""
    end

    def count(*)
      calculate :count, nil
    end

    def sum(*)
      calculate :sum, nil
    end

    def average(*)
      calculate :average, nil
    end

    def minimum(*)
      calculate :minimum, nil
    end

    def maximum(*)
      calculate :maximum, nil
    end

    def calculate(operation, _column_name, _options = {})
      # TODO: Remove _options argument as soon we remove support to
      # activerecord-deprecated_finders.
      if [:count, :sum, :size].include? operation
        group_values.any? ? Hash.new : 0
      elsif [:average, :minimum, :maximum].include?(operation) && group_values.any?
        Hash.new
      else
        nil
      end
    end

    def exists?(_id = false)
      false
    end
  end
end

Version data entries

89 entries across 85 versions & 8 rubygems

Version Path
activerecord-4.2.11.3 lib/active_record/null_relation.rb
activerecord-4.2.11.2 lib/active_record/null_relation.rb
activerecord-4.2.11.1 lib/active_record/null_relation.rb
activerecord-4.2.11 lib/active_record/null_relation.rb
activerecord-4.2.10 lib/active_record/null_relation.rb
activerecord-4.2.10.rc1 lib/active_record/null_relation.rb
activerecord-4.2.9 lib/active_record/null_relation.rb
activerecord-4.2.9.rc2 lib/active_record/null_relation.rb
activerecord-4.2.9.rc1 lib/active_record/null_relation.rb
enju_leaf-1.2.1 vendor/bundle/ruby/2.3/gems/activerecord-4.2.8/lib/active_record/null_relation.rb
activerecord-4.2.8 lib/active_record/null_relation.rb
activerecord-4.2.8.rc1 lib/active_record/null_relation.rb
activerecord-4.2.7.1 lib/active_record/null_relation.rb
activerecord-4.2.7 lib/active_record/null_relation.rb
activerecord-4.1.16 lib/active_record/null_relation.rb
activerecord-4.1.16.rc1 lib/active_record/null_relation.rb
activerecord-4.2.7.rc1 lib/active_record/null_relation.rb
ish_lib_manager-0.0.1 test/dummy/vendor/bundle/ruby/2.3.0/gems/activerecord-4.2.6/lib/active_record/null_relation.rb
activerecord-4.1.15 lib/active_record/null_relation.rb
activerecord-4.2.6 lib/active_record/null_relation.rb