lib/elastic_apm/trace_context/tracestate.rb in elastic-apm-4.6.0 vs lib/elastic_apm/trace_context/tracestate.rb in elastic-apm-4.6.1

@@ -90,10 +90,12 @@
         end
       end
 
       extend Forwardable
 
+      ENTRY_SPLIT_REGEX = /\s*[\n,]+\s*/
+
       def initialize(entries: {}, sample_rate: nil)
         @entries = entries
 
         self.sample_rate = sample_rate if sample_rate
       end
@@ -138,10 +140,10 @@
           # HTTP allows multiple headers with the same name, eg. multiple
           # Set-Cookie headers per response.
           # Rack handles this by joining the headers under the same key,
           # separated by newlines.
           # See https://www.rubydoc.info/github/rack/rack/file/SPEC
-          String(str).split("\n").map { |s| s.split(',') }.flatten
+          String(str).split(ENTRY_SPLIT_REGEX).flatten
         end
       end
     end
   end
 end