options.rb in elastic-apm-3.7.0

- old
+ new

@@ -1,5 +1,22 @@
+# Licensed to Elasticsearch B.V. under one or more contributor
+# license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright
+# ownership. Elasticsearch B.V. licenses this file to you under
+# the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
 # frozen_string_literal: true
 
 module ElasticAPM
   class Config
     # @api private
@@ -33,10 +50,10 @@
 
         private
 
         # rubocop:disable Metrics/CyclomaticComplexity
         def normalize(val)
-          return unless val
+          return if val.nil?
 
           if @converter
             return @converter.call(val)
           end
 