Method: ActiveRecord::Migration::CheckPending#call

Defined in:
activerecord/lib/active_record/migration.rb

#call(env) ⇒ Object 



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# File 'activerecord/lib/active_record/migration.rb', line 659

def call(env)
  @mutex.synchronize do
    @watcher ||= build_watcher do
      @needs_check = true
      ActiveRecord::Migration.check_pending_migrations
      @needs_check = false
    end

    if @needs_check
      @watcher.execute
    else
      @watcher.execute_if_updated
    end
  end

  @app.call(env)
end