From cbe3b720f13e60e2a8a853353500c8ff5636bb6a Mon Sep 17 00:00:00 2001
From: David Elner <david@davidelner.com>
Date: Thu, 9 Apr 2020 12:32:31 -0400
Subject: [PATCH] Fixed: TagSerializer not handling bad ':' tag

---
 lib/datadog/statsd/serialization/tag_serializer.rb | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/lib/datadog/statsd/serialization/tag_serializer.rb b/lib/datadog/statsd/serialization/tag_serializer.rb
index 7dd93333..29b960b2 100644
--- a/lib/datadog/statsd/serialization/tag_serializer.rb
+++ b/lib/datadog/statsd/serialization/tag_serializer.rb
@@ -37,11 +37,11 @@ def to_tags_hash(tags)
             tags.dup
           when Array
             Hash[
-              tags.collect do |string|
-                string.split(':').tap do |tokens|
-                  tokens << nil if tokens.length == 1
-                end
-              end
+              tags.map do |string|
+                tokens = string.split(':')
+                tokens << nil if tokens.length == 1
+                tokens.length == 2 ? tokens : nil
+              end.compact
             ]
           else
             {}