@treant/grammar

TypeScript types and utilities for tree-sitter grammar definitions.

Installation

npm install @treant/grammar

Usage

import * as Grammar from '@treant/grammar';

// Type-safe grammar.json structure
const grammar: Grammar.Types.GrammarJson = {
  name: "my-language",
  rules: {
    // ...
  }
};

// Check rule types
if (Grammar.Predicates.isSeqRule(rule)) {
  // Handle sequence rule
}

// Analyze grammar structure
const childTypes = Grammar.Analysis.extractChildTypes(rule);

What's Included

• Types - Full TypeScript types for tree-sitter's grammar.json format
• Predicates - Type guards for checking grammar rule types
• Analysis - Functions for analyzing and extracting information from grammar rules

License

MIT