Show HN: Marser, a grammar-first parser combinator library for Rust

Category: library

Tags: parser-combinator, rust, peg-grammar

Score: 7.0/10 (Innovation: 6, Technical: 8, Documentation: 8, Utility: 6)

Marser is a Rust parser combinator library that emphasizes PEG-style grammars, useful error messages, and error recovery. Its combination of zero-copy parsing, packrat caching, and a built-in TUI for debugging makes it a compelling tool for building custom parsers in Rust.

Target audience: backend devs

Repository: https://github.com/ArneCode/marser · Rust · MIT · 9 stars

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