var falafel = require('../'); var test = require('tape'); test('generators', function (t) { t.plan(1); var src = 'console.log((function * () { yield 3 })().next().value)'; var output = falafel(src, { ecmaVersion: 6 }, function (node) { if (node.type === 'Literal') { node.update('555'); } }); Function(['console'],output)({log:log}); function log (n) { t.equal(n, 555) } });