Thomas Hobbes famously said that in humankind’s natural state, a man’s life tends be "nasty, brutish, and short". I suppose the natural corollary of this is that in technologically advanced societies, life is comparatively "pleasant, peaceful, and long". Of those three things, it is the last one that can be measured most objectively; we see, …
When I say "fully supported", I mean all the new features that are categorized as "stable". In fact, the only new language feature that has been promoted to stable in JDK 14 is the new syntax for the Switch statement. This also allows a Switch statement to be used as an expression. In fact, the …
(N.B. Note added 13 June 2021: This article is useful in terms of understanding how to add token hooks to code. However, in terms of solving the specific problem outlined, the article is obsolete. See here for the updated solution.) Since I picked up my work on the JavaCC codebase at the end of 2019, …
“You can’t get there from here!” — The Problem of Context-Sensitive Tokenization Read More »
About half a year ago, I wrote a post about ripping out so-called JAVACODE productions. I have to admit that I had almost forgotten about that whole issue (or maybe ersatz issue…) but just now Jan Monterrubio of the JSQLParser project asked me about this and I figured it would be better to answer the …
In the beginning there was… CommonTokenAction Legacy JavaCC had (and still has) a means of applying whatever adjustments (a.k.a. kludges) to a Token just before it is handed off to the parser machinery. You could define a method called CommonTokenAction in your Lexer TokenManager class and this method is invoked when you get another Token …