Use map-stream instead of event-stream / Fix .travis.yml

.travis.yml

@@ -1,6 +1,4 @@
 language: node_js
 node_js:
-  - 0.9
-  - 0.10
-  - 0.11
-  - 0.12
+  - '0.10'
+  - '0.11'

index.js

@@ -1,4 +1,4 @@
-var es = require('event-stream');
+var mapStream = require('map-stream');
 var _ = require('lodash');
 var frontMatter = require('front-matter');
 var gutil = require('gulp-util');
@@ -13,7 +13,7 @@ module.exports = function (options) {
     remove:   true
   }, options || {});
 
-  return es.map(function (file, cb) {
+  return mapStream(function (file, cb) {
     var content;
 
     if (file.isBuffer()) {

package.json

@@ -20,14 +20,14 @@
   },
   "homepage": "https://github.com/lmtm/gulp-front-matter",
   "dependencies": {
-    "event-stream": "~3.1.0",
     "front-matter": "~0.2.0",
-    "lodash": "~2.4.1"
+    "lodash": "~2.4.1",
+    "map-stream": "^0.1.0"
   },
   "devDependencies": {
-    "chai": "~1.8.1",
-    "mocha": "~1.17.0",
-    "gulp": "~3.4.0",
+    "chai": "~1.9.1",
+    "mocha": "~1.20.1",
+    "gulp": "~3.8.6",
     "gulp-util": "~2.2.14"
   },
   "engines": {

test/gulp-front-matter.js

@@ -4,7 +4,7 @@ var gulp = require('gulp');
 var gutil = require('gulp-util');
 var expect = require('chai').expect;
 
-var es = require('event-stream');
+var mapStream = require('map-stream');
 var fs = require('fs');
 var path = require('path');
 var stream = require('stream');
@@ -18,14 +18,14 @@ function test (input, options, check) {
   return function (done) {
     gulp.src(input)
       // Keep original contents
-      .pipe(es.map(function (file, cb) {
+      .pipe(mapStream(function (file, cb) {
         file.originalContents = file.contents;
         cb(null, file);
       }))
       // Execute plugin
       .pipe(frontMatter(options))
       // Test
-      .pipe(es.map(check).on('end', done));
+      .pipe(mapStream(check).on('end', done));
   };
 }