Function b

test/parser.spec.js:227–227

(l, op, r)

    describe('Binary operator precedence', () => {
      const x = [0, 1, 2, 3, 4, 5, 6, 7].map(i => new AccessScope(`x${i}`, 0));
      const b = (l, op, r) => new Binary(op, l, r);
      const prec1 = ['||'];
      const prec2 = ['&&'];
      const prec3 = ['^'];