Hi Ernest:
I came across a strange feature of Jess as a result of a typing error.
It appears as though Jess uses dynamic scoping -- any variables defined in a
rule
are visible in any functions called by the RHS of the rule.
I looked for references to this in the book and the manual but couldn't
Since control structures are functions in Jess, the ability for a function to
peek from one stack frame to another is important. I could have implemented
this using some kind of special form or keyword -- like the Tcl uplevel
function -- but in the first go-round, I think I just took the easy
That makes perfect sense.
Thank you.
- Original Message -
From: Friedman-Hill, Ernest
To: jess-users
Sent: Thursday, November 10, 2011 2:15 PM
Subject: RE: JESS: Scoping Question
Since control structures are functions in Jess, the ability for a function to
peek from one
Hi everyone,
I am trying to match the lhs of a rule using a template that has 112 slots
that is defined from a Java class.
Here is the template definition (from show-deftemplates):
(deftemplate MAIN::unit
$JAVA-OBJECT$ eisbot.proxy.model.Unit
(declare (from-class
