Bool Expression

A DSL for Bool judge

BNF

E ::= E || E
E ::= E && E
E ::= !E
E ::= => E
E ::= e >= e
E ::= e <= e
E ::= e == e
E ::= e != e
E ::= e > e
E ::= e < e
E ::= e include e
e ::= '@'+xxx
e ::= number
e ::= 'string'
e ::= "string"
e ::= (E)

Usage

Install with npm:

$ npm install boolex --save

Script with boolex:

const boolex = require('boolex');

const expr = "@count >= 10";

const check = boolex.compile(expr);

var result = check({count: 10});
// => result is true
var result = check({count: 5});
// => result is false

Please see test cases for more usage details.

License

The MIT license