[parenscript-devel] js closures in ps?

[Henrik Hjelte]

It was probably too obvious, anonymous functions are called lambda:

(*g-event.add-listener marker "click" (lambda ()
(map.open-info-window-html point label))

/Henrik Hjelte


On 10/13/07, Kevin Layer <layer at known.net> wrote:
> Greetings.  I'm new to parenscript.  I'm currently playing with
> converting a lisp program that generates js "the hard way".  I have
> some code that looks like this (excerpted from a format string):
>
>     function addPlace(lat, lon, label, icon) {
>       var point = new GLatLng(lat, lon);
>       var marker = new GMarker(point, { icon : icon });
>       GEvent.addListener(marker,\"click\", function() {
>         map.openInfoWindowHtml(point, label);
>       });
>       map.addOverlay(marker);
>     }
>
> I can find nothing in the ps docs that tell me how to deal with the
> function() { ... }.  Did I just miss it?
>
> Kevin
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