Fixed config merge

package.json

@@ -1,6 +1,6 @@
 {
   "name": "gitblog.md",
-  "version": "1.1.2",
+  "version": "1.1.3",
   "description": "A static blog using Markdown pulled from your git repository.",
   "main": "src/server.js",
   "dependencies": {

src/config.js

@@ -10,6 +10,10 @@ const fs = require('fs');
 const merge = (ref, src) => {
   if (typeof ref !== typeof src) {
     return ref;
+  } else if (ref.length && !src.length) {
+    return ref;
+  } else if (ref.length && src.length) {
+    return src;
   } else if (typeof ref === 'object') {
     const out = {};
     Object.keys(ref).forEach((key) => out[key] = merge(ref[key], src[key]));

test/config.test.js

@@ -64,4 +64,18 @@ test('wrong config fixed', () => {
   expect(config).toBeDefined();
   expect(config['node_port']).toBe(3000);
   expect(config['data_dir']).toBe('data2');
+});
+
+test('array parsing', () => {
+  fs.writeFileSync(configFile, '{"home":{"hidden":["item1","item2"]}}');
+  const config = require('../src/config')();
+  expect(config).toBeDefined();
+  expect(config['home']['hidden']).toEqual(['item1', 'item2']);
+});
+
+test('array fix', () => {
+  fs.writeFileSync(configFile, '{"home":{"hidden":{}}}');
+  const config = require('../src/config')();
+  expect(config).toBeDefined();
+  expect(config['home']['hidden']).toEqual(['.ejs']);
 });