update example

.gitignore

@@ -0,0 +1 @@
+node_modules

README.md

@@ -16,12 +16,14 @@ module.exports = function() {
     if (file.isNull()) return this.queue(file)
     if (file.isStream()) throw new Error('no support')
 
+    file.contents = file.contents.toString()
+
     var minified = uglify.minify(file.contents, {
       fromString: true
     })
 
     file = file.clone()
-    file.contents = new Buffer(minified)
+    file.contents = new Buffer(minified.code)
     this.queue(file)
   })
 }
@@ -44,13 +46,20 @@ var gulp = require('gulp')
 
 gulp.task('minify', function() {
   var minify = map(function(code, filename) {
-    return uglify.minify(code, { fromString: true })
+    // file contents are handed
+    // over as buffers
+    code = code.toString()
+
+    return uglify.minify(code, {
+      fromString: true
+    }).code
   })
 
-  return gulp.src('index.js')
+  return gulp.src(['./index.js'])
     .pipe(minify)
     .pipe(gulp.dest('./dist'))
 })
+
 ```
 
 ## API ##

example/.gitignore

@@ -0,0 +1 @@
+dist

example/gulpfile.js

@@ -0,0 +1,19 @@
+var uglify = require('uglify-js')
+var map = require('../')
+var gulp = require('gulp')
+
+gulp.task('minify', function() {
+  var minify = map(function(code, filename) {
+    // file contents are handed
+    // over as buffers
+    code = code.toString()
+
+    return uglify.minify(code, {
+      fromString: true
+    }).code
+  })
+
+  return gulp.src(['./index.js'])
+    .pipe(minify)
+    .pipe(gulp.dest('./dist'))
+})

example/index.js

@@ -0,0 +1,3 @@
+function minified_code() {
+  console.log('should be a little smaller in dist/index.js')
+}

package.json

@@ -10,7 +10,9 @@
   },
   "devDependencies": {
     "tape": "~2.3.2",
-    "vinyl": "~0.2.1"
+    "vinyl": "~0.2.1",
+    "uglify-js": "~2.4.12",
+    "gulp": "~3.5.2"
   },
   "scripts": {
     "test": "node test"