From d650b18668e65971955ad05ccf2cdda7481927d7 Mon Sep 17 00:00:00 2001
From: Laurynas Butkus <laurynas.butkus@gmail.com>
Date: Fri, 10 Jun 2016 16:38:19 +0300
Subject: [PATCH] Raise error if API key is not set

---
 lib/packlink_lite/client.rb  |  6 +++++-
 lib/packlink_lite/version.rb |  2 +-
 spec/client_spec.rb          | 10 ++++++++++
 3 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/lib/packlink_lite/client.rb b/lib/packlink_lite/client.rb
index b566958..fb784d1 100644
--- a/lib/packlink_lite/client.rb
+++ b/lib/packlink_lite/client.rb
@@ -34,8 +34,12 @@ def with_error_handling
     end
 
     def connection(api_key)
+      token = api_key || PacklinkLite.config.api_key
+
+      raise(Error, 'API key is not set') unless token
+
       @connection ||= build_connection
-      @connection.headers['Authorization'] = api_key || PacklinkLite.config.api_key
+      @connection.headers['Authorization'] = token
       @connection
     end
 
diff --git a/lib/packlink_lite/version.rb b/lib/packlink_lite/version.rb
index 7d514e6..1a09e99 100644
--- a/lib/packlink_lite/version.rb
+++ b/lib/packlink_lite/version.rb
@@ -1,3 +1,3 @@
 module PacklinkLite
-  VERSION = '0.2.0'
+  VERSION = '0.2.1'
 end
diff --git a/spec/client_spec.rb b/spec/client_spec.rb
index 98fcd52..acba081 100644
--- a/spec/client_spec.rb
+++ b/spec/client_spec.rb
@@ -1,4 +1,14 @@
 describe PacklinkLite::Client do
+  context 'when API key is not set' do
+    before do
+      PacklinkLite.config.api_key = nil
+    end
+
+    it 'raises error' do
+      expect { subject.get('services') }.to raise_error(PacklinkLite::Error, /API key/)
+    end
+  end
+
   context 'when API key is not passed' do
     it 'uses api key from configuration' do
       stub_request(:get, 'https://apisandbox.packlink.com/v1/services')