instance method `existing_migration`

Ruby on Rails 4.1.16

Since v4.0.13 Last seen in v4.2.9

Available in: v4.0.13 v4.1.16 v4.2.9

Compare with:

existing_migration()

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Source

# File railties/lib/rails/generators/actions/create_migration.rb, line 32
        def existing_migration
          @existing_migration ||= begin
            @base.class.migration_exists?(migration_dir, migration_file_name) ||
            File.exist?(@destination) && @destination
          end
        end

Defined in railties/lib/rails/generators/actions/create_migration.rb line 32 · View on GitHub · Improve this page · Find usages on GitHub

Defined in Rails::Generators::Actions::CreateMigration

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