Merge pull request #28 from gopherguides/nothing

limit the tree command to 30 lines...

README.md

@@ -289,8 +289,10 @@ For more examples, see the [hype repo](https://www.github.com/gopherguides/hype)
 
 You can also use the `cmd` tag and the `exec` attribute to run arbitrary commands and include them in your documentation. Here is the command to run the `tree` command and include it in our documentation:
 
-`<cmd exec="tree" src="."></cmd>
-`
+```html
+<cmd exec="tree | head -n 30" src="."></cmd>
+
+```
 
 Here is the output:
 
@@ -1269,8 +1271,6 @@ It is recommend to use a GitHub [Personnal Acces Token](https://docs.github.com/
 
 The current action is set to only generate the readme on a pull request and commit it back to that same pull request.  You can modify this to your own needs.
 
-It should be noted that we are ignoring the `docs` directory in our workflow because we purposefully have broken code examples.  You should not do this.  Your can simply run `go test ./...` and `staticcheck ./...` respectively in your actions.
-
 ```yml
 name: Generate README with Hype
 on: [pull_request]

docs/quickstart/hype.md

@@ -136,13 +136,13 @@ For more examples, see the [hype repo](https://www.github.com/gopherguides/hype)
 
 You can also use the `cmd` tag and the `exec` attribute to run arbitrary commands and include them in your documentation. Here is the command to run the `tree` command and include it in our documentation:
 
-```
-<cmd exec="tree" src="."></cmd>
+```html
+<cmd exec="tree | head -n 30" src="."></cmd>
 ```
 
 Here is the output:
 
-<cmd exec="tree" src="."></cmd>
+<cmd exec="tree | head -n 30" src="."></cmd>
 
 # The Export Command