JavaCC 21 now has assertions. There are actually two kinds of assertions: The assertion condition is expressed in Java code. The assertion condition is a lookahead expansion. The first kind of condition looks like this: ASSERT {someCondition()} Optionally, the assertion can have a message, as in: ASSERT {x!=y} : “At this point, x and y …
As the title says: as of this writing, the included grammars for Java and Python both support the latest versions of the language, JDK 17 and Python 3.10 respectively. Contextual Keywords It turns out that, from a language support perspective, the only new stable feature in JDK 17 is the concept of sealed classes. This …
Announcement: JavaCC 21 includes parsers for the latest Java and Python versions! Read More »