Hi. I have found StopValidationOnError trait in Mapper.scala,
But I couldn't understand how to use it.
Please show me a example.
thanks.
On 9月15日, 午前4:08, David Pollak <feeder.of.the.be...@gmail.com> wrote:
> I'll check code in after it passes the reviewboard process that let's you
> mix in:
> trait StopValidationOnError[T] extends Function1[T, List[FieldError]]
>
> to a validation function such that the validator will stop processing a
> given field if a validator that has that trait mixed in returns a validation
> error.
>
>
>
>
>
> On Sun, Sep 6, 2009 at 3:02 PM, ishiijp <yoshinori.is...@gmail.com> wrote:
>
> > I'm looking for a way to stop MappedField validations if prefvious
> > validator returns error.
>
> > For example:
>
> > object Alphabets extends MappedString(this, 20) {
> > override def validations =
> > valMinLen(1, "Alphabets is required") _ ::
> > valRegex(Pattern.compile("^[a-zA-Z]+$", "It's not alphabets!")
> > _ ::
> > super.validations
> > }
>
> > if valMinLen returns error, I don't want to process valRegex.
>
> > My solutions are
> > (1) define custom validator which works as I want.
> > (2) override MappedField#validate()
>
> > If you have other ideas, please help me.
>
> > Thanks in advance.
>
> --
> Lift, the simply functional web frameworkhttp://liftweb.net
> Beginning Scalahttp://www.apress.com/book/view/1430219890
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