[stringtemplate-interest] ST new feature request: new expression option: test="..."

[Zenaan Harkness]

> params(atts) ::= "(<atts:prop(); separator=\",\n\", test=\"it.hasSetter\">)"

Forgot to mention, this could also be the place for null-testing, eg
test="isnull", test="!isnull" etc.

Zen