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peggy - Peggy Parser Generator for PEG Grammars

Generate parsers from parsing expression grammars (PEG)

Tags

Updated: 2026-02-13
parsergrammarcode-generationsyntax

Capabilities

Typical Inputs

Typical Outputs

What this skill does

  • parse PEG grammar files
  • generate parser code
  • define syntax rules
  • execute semantic actions

Inputs

  • PEG grammar files
  • source code to parse

Outputs

  • generated parser code
  • parsed AST
  • syntax validation results

Requirements

  • Node.js runtime
  • PEG grammar file
  • peggy package

Source

  • Spec: SKILL.md
parse PEG grammar files
generate parser code
define syntax rules
execute semantic actions
PEG grammar files
source code to parse
generated parser code
parsed AST
syntax validation results