instance method `invert_remove_index`

Ruby on Rails 4.1.16

Since v4.0.13 Private

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

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invert_remove_index(args)

No documentation comment.

Parameters

args req

Source

# File activerecord/lib/active_record/migration/command_recorder.rb, line 151
      def invert_remove_index(args)
        table, options = *args

        unless options && options.is_a?(Hash) && options[:column]
          raise ActiveRecord::IrreversibleMigration, "remove_index is only reversible if given a :column option."
        end

        options = options.dup
        [:add_index, [table, options.delete(:column), options]]
      end

Defined in activerecord/lib/active_record/migration/command_recorder.rb line 151 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::Migration::CommandRecorder

Signature

Parameters