Update sensor.vasttrafik.markdown (home-assistant#4986)

ThomasSvedberg · balloob · commit a90513b18843 · 2018-03-29T17:51:25.000-07:00
* Update sensor.vasttrafik.markdown

Add new config option "lines" and extend full example.

* ✏️ Tweaks
diff --git a/source/_components/sensor.vasttrafik.markdown b/source/_components/sensor.vasttrafik.markdown
@@ -13,7 +13,6 @@ ha_iot_class: "Cloud Polling"
 ha_release: "0.30"
 ---
 
-
 The `vasttrafik` sensor will provide you traveling details for the larger Göteborg area in Sweden from the [Västtrafik](https://vasttrafik.se/) public transportation service.
 
 You must create an application [here](https://developer.vasttrafik.se/portal/#/applications) to obtain a `key` and a `secret`.
@@ -34,10 +33,11 @@ Configuration variables:
 
 - **key** (*Required*): The API key to access your Västtrafik account.
 - **secret** (*Required*): The API secret to access your Västtrafik account.
-- **departures** array (*Required*): List of traveling routes.
+- **departures** array (*Required*): List of travel routes.
   - **name** (*Optional*): Name of the route.
   - **from** (*Required*): The start station.
   - **heading** (*Optional*): Direction of the traveling.
+  - **lines** (*Optional*): Only consider these lines.
   - **delay** (*Optional*): Delay in minutes. Defaults to 0.
 
 The data are coming from [Västtrafik](https://vasttrafik.se/).
@@ -54,5 +54,8 @@ sensor:
       - name: Mot järntorget
         from: Musikvägen
         heading: Järntorget
+        lines:
+          - 7
+          - GRÖN
         delay: 10
 ```
