Reproduce RegularExpression condition bug with new version of node (6.2.2)

gulpfile.js

var gulp = require('gulp');
var plugins = require('gulp-load-plugins')();
var del = require('del');
var merge = require('merge-stream');
var path = require('path');
var RevAll = require('gulp-rev-all');
var runSequence = require('run-sequence');
var os = require('os');

src = [
    'temp.coffee',
    'temp2.js'
];

gulp.task('js1', function() {
    var isCoffeeScript = function(f) {
        return /[.]coffee$/.test(f.path);
    };

    return gulp.src(src)
        .pipe(plugins.sourcemaps.init())
        .pipe(plugins.if(isCoffeeScript, plugins.coffee({ bare: true }).on('error', function(err) { console.log('CoffeeScript error', err)})))
        .pipe(plugins.concat('js1.js'))
        .pipe(plugins.sourcemaps.write('.'))
        .pipe(gulp.dest('js1'));
});

gulp.task('js2', function() {
    var isCoffeeScript = /[.]coffee$/

    return gulp.src(src)
        .pipe(plugins.sourcemaps.init())
        .pipe(plugins.if(isCoffeeScript, plugins.coffee({ bare: true }).on('error', function(err) { console.log('CoffeeScript error', err)})))
        .pipe(plugins.concat('js2.js'))
        .pipe(plugins.sourcemaps.write('.'))
        .pipe(gulp.dest('js2'));
});

output.log

# Here's what I get
$ gulp js1
(node:18894) fs: re-evaluating native module sources is not supported. If you are using the graceful-fs module, please update it to a more recent version.
[23:32:22] Using gulpfile ~/PycharmProjects/gulp-if-temp/gulpfile.js
[23:32:22] Starting 'js1'...
[23:32:23] Finished 'js1' after 165 ms
23:32:23 ~/PycharmProjects/gulp-if-temp 
$ gulp js2
(node:18909) fs: re-evaluating native module sources is not supported. If you are using the graceful-fs module, please update it to a more recent version.
[23:32:24] Using gulpfile ~/PycharmProjects/gulp-if-temp/gulpfile.js
[23:32:24] Starting 'js2'...
CoffeeScript error { /home/dobes/PycharmProjects/gulp-if-temp/temp2.js:1:2: error: regular expressions cannot begin with *
/* This is a test */
 ^
  location: { first_line: 0, first_column: 1, last_column: 1 },
  toString: [Function],
  code: '/* This is a test */\ng = 2\n\nexports = {\n    g: g\n}',
  filename: '/home/dobes/PycharmProjects/gulp-if-temp/temp2.js',
  name: 'SyntaxError',
  message: 'regular expressions cannot begin with *',
  stack: '/home/dobes/PycharmProjects/gulp-if-temp/temp2.js:1:2: error: regular expressions cannot begin with *\n/\u001b[1;31m*\u001b[0m This is a test */\n\u001b[1;31m ^\u001b[0m',
  showStack: false,
  showProperties: true,
  plugin: 'gulp-coffee' }

events.js:160
      throw er; // Unhandled 'error' event
      ^
/home/dobes/PycharmProjects/gulp-if-temp/temp2.js:1:2: error: regular expressions cannot begin with *
/* This is a test */
 ^

package.json

{
  "name": "temp",
  "version": "1.0.0",
  "description": "",
  "main": "",
  "directories": {
    "doc": "docs"
  },
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "repository": {
    "type": "git",
    "url": "..."
  },
  "author": "",
  "license": "closed",
  "devDependencies": {
    "del": "^1.2.0",
    "gulp": "^3.9.0",
    "gulp-base64": "^0.1.3",
    "gulp-coffee": "^2.3.1",
    "gulp-concat": "^2.6.0",
    "gulp-gzip": "^1.1.0",
    "gulp-if": "^1.2.5",
    "gulp-load-plugins": "^1.0.0-rc.1",
    "gulp-rev-all": "^0.8.21",
    "gulp-sass": "^2.0.3",
    "gulp-shell": "^0.4.2",
    "gulp-sourcemaps": "^1.5.2",
    "gulp-uglify": "^1.2.0",
    "merge-stream": "^0.1.7",
    "run-sequence": "^1.1.1"
  }
}

temp.coffee

# This is a test

f = 1

exports = {
    f: f
}

temp2.js

/* This is a test */
g = 2

exports = {
    g: g
}