lib/threaded_logging.rb in threaded_logging-0.1.2 vs lib/threaded_logging.rb in threaded_logging-0.2

@@ -1,14 +1,19 @@
+# frozen_string_literal: true
+
+require "logger"
 require "English"
 
 module ThreadedLogging
+  def self.thread_fingerprint
+    Digest::MD5.hexdigest([Thread.current.object_id, $PID].join)[0...8]
+  end
+
   def call(severity, time, _progname, msg)
     time_string = time.strftime("%Y-%m-%dT%H:%M:%S.%6N")
-    thread_id = Digest::MD5.hexdigest([Thread.current.object_id, $PID].join)[0...8]
+    metadata = "#{severity[0]} [#{time_string}] ##{ThreadedLogging.thread_fingerprint}:"
 
-    metadata = "#{severity[0]} [#{time_string}] ##{thread_id}:"
-
-    message = ""
+    message = +""
     msg.to_s.lines.each { |line| message << "#{metadata} #{line}" }
     "#{message}\n"
   end
 end