instance method `attribute_for_inspect`

Ruby on Rails 4.1.16

Since v4.0.13

Available in: 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:

attribute_for_inspect(attr_name)

Returns an #inspect-like string for the value of the attribute attr_name. String attributes are truncated upto 50 characters, Date and Time attributes are returned in the :db format, Array attributes are truncated upto 10 values. Other attributes return the value of #inspect without modification.

person = Person.create!(name: 'David Heinemeier Hansson ' * 3)

person.attribute_for_inspect(:name)
# => "\"David Heinemeier Hansson David Heinemeier Hansson ...\""

person.attribute_for_inspect(:created_at)
# => "\"2012-10-22 00:15:07\""

person.attribute_for_inspect(:tag_ids)
# => "[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, ...]"

Parameters

attr_name req

Source

# File activerecord/lib/active_record/attribute_methods.rb, line 313
    def attribute_for_inspect(attr_name)
      value = read_attribute(attr_name)

      if value.is_a?(String) && value.length > 50
        "#{value[0, 50]}...".inspect
      elsif value.is_a?(Date) || value.is_a?(Time)
        %("#{value.to_s(:db)}")
      elsif value.is_a?(Array) && value.size > 10
        inspected = value.first(10).inspect
        %(#{inspected[0...-1]}, ...])
      else
        value.inspect
      end
    end

Defined in activerecord/lib/active_record/attribute_methods.rb line 313 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::AttributeMethods

Signature

Parameters