Pegex Tutorials
Pegex has a growing number of tutorials on how to do various parsing tasks.
This document is just an index to the current tutorials.
- [Pegex
-
Tutorial::JSON]
This is a very in-depth tutorial of the creation of the module Pegex::JSON (a JSON decoder that uses Pegex) and the thought that went into creating it. It covers almost all of the Pegex::Syntax as well.
- [Pegex
-
Tutorial::Calculator]
Pegex comes with an
examples/
directory. One example is "examples/calculator.pl" in Pegex. It's a simple precedence parser (and evaluator) for arithmetic expressions like this one: 1 * (2 + 3) / (4 ^ 5 ^ 6 - -7)