pest - Grammar language

home terminal edit

pest is a grammar language created in 2018 by Dragoș Tiselice.

#1167on PLDB

7Years Old

Download source code:

git clone https://github.com/pest-parser/pest

Homepage · REPL · Source Code · Docs

pest is a general purpose parser written in Rust with a focus on accessibility, correctness, and performance.

Tags: grammarLanguage
pest is developed on GitHub

Example from the web:

alpha = { 'a'..'z' | 'A'..'Z' }
digit = { '0'..'9' }

ident = { (alpha | digit)+ }

ident_list = _{ !digit ~ ident ~ (" " ~ ident)+ }
         // ^
         // ident_list rule is silent (produces no tokens or error reports)

Language features

Feature	Supported	Example	Token
Comments	✓	// A comment