repeat helper with index

gistfile1.scala

package views.html.helper

import play.api.templates.Html

object repeatWithIndex {
  def apply(field: play.api.data.Field, min: Int = 1)(f: (play.api.data.Field, Int) => Html) = {
    (0 until math.max(if (field.indexes.isEmpty) 0 else field.indexes.max + 1, min)).map(i => f(field("[" + i + "]"), i))
  }
}