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When working with lexical analysis, clean separations between tokens are not always straightforward. Consider a language with string literals where variables are single characters: x = "a" y = "bc" An initial grammar attempt might look like this: use super::{Var, Lit, Eql}; grammar; pub Var: Var = <r"[x-z]"&g ...

Essential Compiler Front-End Knowledge for Code Visualization Introduction The concept and industry applications of code visualization have been covered in previous articles. For an overview, refer to "Analysis of Code Visualization" and check the "Code Visualization" column for more related content. This article outlines th ...