Merge 5a76437 into 26389ec

.gitignore

@@ -1,3 +1,4 @@
 build
 composer.lock
 vendor
+.idea

src/Exceptions/InvalidConfiguration.php

@@ -15,4 +15,9 @@ public static function credentialsJsonDoesNotExist(string $path)
     {
         return new static("Could not find a credentials file at `{$path}`.");
     }
+
+    public static function credentialsTypeWrong($credentials)
+    {
+        return new static(sprintf('Credentials should be an array or the path of json file. "%s was given.', gettype($credentials)));
+    }
 }

src/GoogleCalendarServiceProvider.php

@@ -35,8 +35,14 @@ protected function guardAgainstInvalidConfiguration(array $config = null)
             throw InvalidConfiguration::calendarIdNotSpecified();
         }
 
-        if (! file_exists($config['service_account_credentials_json'])) {
-            throw InvalidConfiguration::credentialsJsonDoesNotExist($config['service_account_credentials_json']);
+        $credentials = $config['service_account_credentials_json'];
+
+        if (! is_array($credentials) && ! is_string($credentials)) {
+            throw InvalidConfiguration::credentialsTypeWrong($credentials);
+        }
+
+        if (is_string($credentials) && ! file_exists($credentials)) {
+            throw InvalidConfiguration::credentialsJsonDoesNotExist($credentials);
         }
     }
 }