From 604805d138609ac5ecfecaedb1c96e3dfed308ed Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=A1=D0=BA=D0=BE=D0=B2=D0=BE=D1=80=D0=BE=D0=B4=D0=B0=20?=
 =?UTF-8?q?=D0=9D=D0=B8=D0=BA=D0=B8=D1=82=D0=B0=20=D0=90=D0=BD=D0=B4=D1=80?=
 =?UTF-8?q?=D0=B5=D0=B5=D0=B2=D0=B8=D1=87?= <chalkerx@gmail.com>
Date: Thu, 18 Aug 2016 17:39:47 +0300
Subject: [PATCH] Introduce Node.js 6+ compatibility mode for gulp@3

---
 compat.js        |  8 ++++++++
 index.js         |  5 ++++-
 package.json     |  3 ++-
 vinyl-fs-wrap.js | 30 ++++++++++++++++++++++++++++++
 4 files changed, 44 insertions(+), 2 deletions(-)
 create mode 100644 compat.js
 create mode 100644 vinyl-fs-wrap.js

diff --git a/compat.js b/compat.js
new file mode 100644
index 000000000..2cc7bb958
--- /dev/null
+++ b/compat.js
@@ -0,0 +1,8 @@
+'use strict';
+
+// Initialize vinyl-fs-wrap in Node.js 6+ compatibility mode
+var vfsWrap = require('./vinyl-fs-wrap');
+vfsWrap.initCompat();
+
+// Export the origial Gulp
+module.exports = require('./index');
diff --git a/index.js b/index.js
index 42bc69b3d..03adeafb4 100644
--- a/index.js
+++ b/index.js
@@ -4,7 +4,10 @@ var util = require('util');
 var Orchestrator = require('orchestrator');
 var gutil = require('gulp-util');
 var deprecated = require('deprecated');
-var vfs = require('vinyl-fs');
+
+var vfsWrap = require('./vinyl-fs-wrap');
+vfsWrap.init();
+var vfs = vfsWrap.vfs;
 
 function Gulp() {
   Orchestrator.call(this);
diff --git a/package.json b/package.json
index b60ba7d52..ff1e35796 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,8 @@
     "semver": "^4.1.0",
     "tildify": "^1.0.0",
     "v8flags": "^2.0.2",
-    "vinyl-fs": "^0.3.0"
+    "vinyl-fs": "^0.3.0",
+    "vinyl-fs-03-compat": "^0.3.15"
   },
   "devDependencies": {
     "coveralls": "^2.7.0",
diff --git a/vinyl-fs-wrap.js b/vinyl-fs-wrap.js
new file mode 100644
index 000000000..5c6351e68
--- /dev/null
+++ b/vinyl-fs-wrap.js
@@ -0,0 +1,30 @@
+'use strict';
+
+var compat = false;
+
+function init() {
+  if (exports.vfs) {
+    return;
+  }
+  exports.vfs = require('vinyl-fs');
+}
+
+function initCompat() {
+  if (exports.vfs) {
+    if (!compat) {
+      throw new Error(
+        'Gulp was already initialized without Node.js 6+ compatibility mode!\n' +
+        'Make sure that you require gulp/compat before other gulp plugins.\n' +
+        '\n' +
+        'Note that dependencies should not force this mode.\n' +
+        'The compatibility mode is intended only for the top-most gulpfile.js.\n'
+      );
+    }
+    return;
+  }
+  compat = true;
+  exports.vfs = require('vinyl-fs-03-compat');
+}
+
+exports.init = init;
+exports.initCompat = initCompat;