ra-parser

Relational Algebra Parser

This package parses a relational algebra syntax into a simple AST. To interpret this Ast,

To build the parser, from the commandline:

npm install
npm run build

To use it in your code:

const parser = require('ra-parser');


try {
   const programAST = parser.parse('ValidId01 := [[attr1, attr2] -> [[1,2],[2,3]]];');
   /*
      Do cool things with the AST
   */
} catch(e){
   // Won't reach here since there won't be a parsing error
   console.log(e.toString());
}

author: Adel Lahlou