Support alternatives in tips.

Author: hemanth

.doxie.render.js

@@ -7,13 +7,18 @@ function escapeStr(str) {
 var render = function(data) {
   var data = data.data;
 
-  return [
+  var tips = [
     '## ' + data.title,
     '```sh',
     data.tip,
     '```',
     '\n'
-  ].join('\n');
+  ];
+  Array.isArray(data.alternatives) && tips.push(['__Alternatives:__']) &&
+  data.alternatives.map(function(alternative){
+     tips = tips.concat(['```sh',alternative,'```','\n'])
+  });
+  return tips.join('\n');
 };
 
 module.exports = render;

README.md

@@ -98,6 +98,12 @@ git remote set-url origin <URL>
 git remote
 ```
 
+
+__Alternatives:__
+```sh
+git remote show
+```
+
 ## Get list of all local and remote branches
 ```sh
 git branch -a

contributing.md

@@ -2,17 +2,18 @@
 
 * [Fork](https://github.com/git-tips/tips/network) the repo.
 
-* Install the deps: 
+* Install the deps:
  ```sh
   $ cd tips && npm install
   ```
-  
+
 * Edit [tips.json](./tips.json) to add your tip in the below format:
 
 ```js
 {
     "title": <your_tip_title>,
-    "tip": <your_tip>
+    "tip": <your_tip>,
+    "alternatives": [Optional list of alternatives]
 }
 ```
 

tips.json

@@ -54,7 +54,7 @@
   {
     "title": "Get list of all remote references",
     "tip": "git remote",
-    "alternatives": "git remote show"
+    "alternatives": ["git remote show"]
   },
   {
     "title": "Get list of all local and remote branches",