From b77148e246e925e9d0074e26231c95efdb399a65 Mon Sep 17 00:00:00 2001
From: Marius <ciotlos@gmail.com>
Date: Tue, 3 Jul 2018 17:47:51 +0300
Subject: [PATCH] Added setConfig to make example work (#50)

---
 docs/lovelace_custom_card.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/docs/lovelace_custom_card.md b/docs/lovelace_custom_card.md
index 93579ef8..f5cc73b1 100644
--- a/docs/lovelace_custom_card.md
+++ b/docs/lovelace_custom_card.md
@@ -70,6 +70,13 @@ class ContentCardExample extends HTMLElement {
     `;
   }
 
+  setConfig(config) {
+    if (!config.entity) {
+      throw new Error('You need to define an entity');
+    }
+    this.config = config;
+  }
+
   // The height of your card. Home Assistant uses this to automatically
   // distribute all cards over the available columns.
   getCardSize() {