From ffd97374e80c65d18a5d8a21c97d2121880c2314 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Erik=20G=C3=A4rtner?= <xxxsmoizxxx@gmail.com>
Date: Wed, 30 Dec 2015 01:20:49 +0100
Subject: [PATCH] feat: Add version to dTree #14

---
 gulpfile.js  | 1 +
 package.json | 1 +
 src/dtree.js | 2 ++
 3 files changed, 4 insertions(+)

diff --git a/gulpfile.js b/gulpfile.js
index 080ea87..ba69261 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -77,6 +77,7 @@ gulp.task('build', ['lint-src', 'clean'], function(done) {
     });
 
     $.file(exportFileName + '.js', res.code, { src: true })
+      .pipe($.preprocess({context: {DTREE_VERSION: manifest.version}}))
       .pipe($.plumber())
       .pipe($.sourcemaps.init({ loadMaps: true }))
       .pipe($.babel())
diff --git a/package.json b/package.json
index 10b25ee..028d221 100644
--- a/package.json
+++ b/package.json
@@ -59,6 +59,7 @@
     "gulp-bump": "^1.0.0",
     "gulp-conventional-changelog": "^0.7.0",
     "gulp-git": "^1.5.0",
+    "gulp-preprocess": "^2.0.0",
     "minimist": "^1.2.0",
     "isparta": "~3.0.3",
     "jquery": "^2.1.4",
diff --git a/src/dtree.js b/src/dtree.js
index 40e05a6..b4f111e 100644
--- a/src/dtree.js
+++ b/src/dtree.js
@@ -2,6 +2,8 @@ import TreeBuilder from './builder.js';
 
 const dTree = {
 
+  version: '/* @echo DTREE_VERSION */',
+
   init: function(data, options = {}) {
 
     var opts = _.defaultsDeep(options || {}, {