<p>A parser generator like ANTLR won't handle evaluating programs written in your new language. You need to write the code for that yourself. Marianne explains how to build an AST from a parse tree, create an evaluation loop, and how esolangs (esoteric programming languages) make for great learning tools.</p>

A parser generator like ANTLR won't handle evaluating programs written in your new language. You need to write the code for that yourself. Marianne explains how to build an AST from a parse tree, create an evaluation loop, and how esolangs (esoteric programming languages) make for great learning tools.

From Parse Tree to Evaluator (featuring Sarah Withee)

Marianne Bellotti wants to understand how the people who design programming languages do what they do, so she's jumping right in and giving it a shot by writing her own language. Follow along as she struggles to understand parsers, lexers, grammars, gets philosophical about the nature of error handling and gets in way over her head too easily and too often.

Share From Parse Tree to Evaluator (featuring Sarah Withee)

Sign up to save your podcasts

From Parse Tree to Evaluator (featuring Sarah Withee)

From Parse Tree to Evaluator (featuring Sarah Withee)