Package

play.api.data

mapping

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package mapping

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  1. type Constraint[T] = (T) ⇒ Validation[ValidationError, T]

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  2. type Mapping[E, I, O] = (I) ⇒ Validation[E, O]

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    Annotations
    @implicitNotFound( ... )

  3. type VA[O] = Validation[(Path, Seq[ValidationError]), O]

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  4. type ValidationError = validation.ValidationError

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Value Members

  1. def ValidationError(message: String, args: Any*): ValidationError

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  2. package forms

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    Contains the validation API used by Form.

    Contains the validation API used by Form.

    For example, to define a custom constraint:

    val negative = Constraint[Int] {
  case i if i < 0 => Valid
  case _ => Invalid("Must be a negative number.")
}

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