- [Summary](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/branch/1.1/README.md)
- [[tutorial 003] A first variable with only a name](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_003/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_003~1..v1.1_003))

# [tutorial 004] The variable description

[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_004~1..v1.1_004)


## Screenshot


<img src="firefox.png" width=50% height=50% alt="Firefox Proxy setting"/>


## Structure


### firefox/00-proxy.yml


```yml
---
proxy_mode:
  description: Configure Proxy Access to the Internet

```
### Generated documentation

```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -o doc -do github
```
### Variables

| Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| **proxy_mode**<br/>[`string`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                    | Configure Proxy Access to the Internet.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |


## User data

### Example 1

#### config/01/config.yaml


```yml
---

```
#### Output

```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/01/config.yaml
```
<pre>🛑 ERRORS
<span style="color: #ff0000">┣━━ </span>The following variables are mandatory but have no value:
<span style="color: #ff0000">┗━━ </span>  - proxy_mode (Configure Proxy Access to the Internet)
</pre>
### Example 2

#### config/02/config.yaml


```yml
---
proxy_mode: No proxy

```
#### Output

```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/02/config.yaml
```
<pre>╭────────────────────────── Caption ──────────────────────────╮
│ Variable                           <span style="color: #ffd700">Default value</span>            │
│ <span style="color: #5c5cff">Undocumented variable</span>              Modified value           │
│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
│ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
╰─────────────────────────────────────────────────────────────╯
Variables:
<span style="color: #5c5cff">┗━━ </span>📓 proxy_mode: No proxy
</pre>
### Example 3

#### config/03/config.yaml


```yml
---
proxy_mode: Manual proxy configuration

```
#### Output

```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/03/config.yaml
```
<pre>╭────────────────────────── Caption ──────────────────────────╮
│ Variable                           <span style="color: #ffd700">Default value</span>            │
│ <span style="color: #5c5cff">Undocumented variable</span>              Modified value           │
│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
│ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
╰─────────────────────────────────────────────────────────────╯
Variables:
<span style="color: #5c5cff">┗━━ </span>📓 proxy_mode: Manual proxy configuration
</pre>
### Example 4

#### config/04/config.yaml


```yml
---
proxy_mode: foo

```
#### Output

```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/04/config.yaml
```
<pre>╭────────────────────────── Caption ──────────────────────────╮
│ Variable                           <span style="color: #ffd700">Default value</span>            │
│ <span style="color: #5c5cff">Undocumented variable</span>              Modified value           │
│ <span style="color: #ff0000">Undocumented but modified variable</span> (<span style="color: #00aa00">Original default value</span>) │
│ <span style="color: #ffaf00">Unmodifiable variable</span>                                       │
╰─────────────────────────────────────────────────────────────╯
Variables:
<span style="color: #5c5cff">┗━━ </span>📓 proxy_mode: foo
</pre>
### Example 5

#### config/05/config.yaml


```yml
---
proxy_mode: 1

```
#### Output

```console
foo@bar:~$ rougail -v 1.1 -m firefox/ -u file -ff config/05/config.yaml
```
<pre>🛑 ERRORS
<span style="color: #ff0000">┣━━ </span>"1" is an invalid string for "proxy_mode (Configure Proxy Access to the Internet)"
<span style="color: #ff0000">┣━━ </span>The following variables are mandatory but have no value:
<span style="color: #ff0000">┗━━ </span>  - proxy_mode (Configure Proxy Access to the Internet)
</pre>


- [[tutorial 005] A default value](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_005/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_005~1..v1.1_005))