I like how the apply expression works in this case. It make the steps needing support explicit without sacrificing readability. The apply expression had been completely overlooked.
Thank you very much for the help! Doug Fri, Aug 24, 2012 at 8:45 PM, John Mettraux <[email protected]> wrote: > > On Fri, Aug 24, 2012 at 11:52:42AM -0700, Doug Bryant wrote: > > > > Is it possible to accomplish stopping on given support steps if they are > > needed without explicitly listing them? Is listen totally incorrect for > > trying to accomplish this task? If so, can you suggest an alternative > > implementation? > > Hello Doug, > > unfortunately "listen" cannot modify the flow to insert steps sequence > like. > The sub-flows it triggers are always "forgotten", the main flow doesn't > wait > for them. > > > I've played with changing sequence to a cursor and using > > jump :to instead of trying to go straight to the participant with a ref. > > I guess it did not work, the reply already happened, the jump command ended > up nowhere probably. > > Here is a[n incomplete] suggestion, it might give you ideas: > > ---8<--- > pdef = Ruote.define do > > define 'supported' do > set 'needs_support' => false > apply # applies the passed "block" > support :if => '${needs_support}' > end > > sequence do > supported { alpha } > supported { bravo } > end > end > --->8--- > > the needs_support field should probably hold the supported participant name > in order to be helpful to the support participant. > > I guess it doesn't fulfill your "no support mention in the process > definition > rule". > > There would be another variant, possible on the latest versions of ruote > (master branch), it's evil: > > https://gist.github.com/3458060 > > It leverages on_pre_msg(msg) to intercept "receive" msgs and change them if > support is needed. The major downside: it works for all the processes in > the > engine. > > Please tell me if you need other suggestions. > > > Best regards, > > -- > John Mettraux - http://lambda.io/jmettraux > > -- > you received this message because you are subscribed to the "ruote users" > group. > to post : send email to [email protected] > to unsubscribe : send email to > [email protected] > more options : http://groups.google.com/group/openwferu-users?hl=en > -- you received this message because you are subscribed to the "ruote users" group. to post : send email to [email protected] to unsubscribe : send email to [email protected] more options : http://groups.google.com/group/openwferu-users?hl=en
