set langs default as en

Author: dailyrandomphoto

lib/index.js

@@ -156,6 +156,8 @@ function validate(doc, options) {
 
       return lang.slice(0, 2).toLowerCase();
     });
+  } else {
+    doc.langs = ['en'];
   }
 
   if (doc.categories) {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "dev-blog-directory-save",
-  "version": "0.4.4",
+  "version": "0.4.5",
   "description": "API for save new blogs to dev-blog-directory.",
   "main": "lib/index.js",
   "scripts": {

test/main.js

@@ -292,7 +292,7 @@ describe('dev-blog-directory-save', () => {
           url: 'https://example.com/'
         };
         expect(validate(doc)).to.be.eql(true);
-        expect(doc.langs).to.be.an('undefined');
+        expect(doc.langs).to.be.eql(['en']);
       });
 
       it('should be \'\'', () => {
@@ -301,7 +301,7 @@ describe('dev-blog-directory-save', () => {
           langs: ''
         };
         expect(validate(doc)).to.be.eql(true);
-        expect(doc.langs).to.be.eql('');
+        expect(doc.langs).to.be.eql(['en']);
       });
 
       it('should be an array', () => {