lib/fusuma/libinput_command.rb in fusuma-3.6.0 vs lib/fusuma/libinput_command.rb in fusuma-3.6.1

@@ -20,11 +20,11 @@
       Gem::Version.new(version) >= Gem::Version.new(NEW_CLI_OPTION_VERSION)
     end
 
     # @return [String]
     def version
-      # versiom_command prints "1.6.3\n"
+      # version_command prints "1.6.3\n"
       @version ||= `#{version_command}`.strip
     end
 
     # @yieldparam [String] gives a line in libinput list-devices output to the block
     def list_devices(&block)
@@ -37,14 +37,10 @@
       o.each(&block)
     end
 
     # @return [Integer] return a latest line libinput debug-events
     def debug_events(writer)
-      @debug_events ||= begin
-        t = Open3.pipeline_start([debug_events_with_options], ["grep -v POINTER_ --line-buffered"],
-          out: writer, in: "/dev/null")
-        t[0].pid
-      end
+      Open3.pipeline_start([debug_events_with_options], ["grep -v POINTER_ --line-buffered"], out: writer, in: "/dev/null")
     end
 
     # @return [String] command
     # @raise [SystemExit]
     def version_command