var browserify = require('../'); var vm = require('vm'); var test = require('tap').test; var through = require('through2'); test('transform errors errback', function (t) { t.plan(2); var b = browserify(__dirname + '/tr/main.js'); b.transform(function (file) { return through(function (buf) { this.emit('error', new Error('blah')); }) }); b.bundle(function (err, src) { t.ok(/^blah/.test(err.message)); t.equal(src, undefined); }); }); test('transform errors propagate', function (t) { t.plan(1); var b = browserify(__dirname + '/tr/main.js'); b.transform(function (file) { return through(function (buf) { this.emit('error', new Error('blah')); }); }); b.bundle().on('error', function (err) { t.ok(/^blah/.test(err.message)); }); });