fix lint

Author: CodePrometheus

lib/skywalking/agent.rb

@@ -130,14 +130,16 @@ def start_log_reporting_thread
     # Process the log queue and send data to the server
     def process_log_queue
       log_count = 0
-      Enumerator.new do |yielder|
+      enumerator = Enumerator.new do |yielder|
         while (log_data = log_buffer.stream_data)
           log_data.each do |data| 
             log_count += 1
             yielder << data 
           end
         end
-      end.each_slice(10) do |batch|
+      end
+      
+      enumerator.each_slice(10) do |batch|
         begin
           reporter.report_log(batch)
         rescue => e

lib/skywalking/meter.rb

@@ -23,16 +23,7 @@
 module Skywalking
   # Main module for meter functionality
   module Meter
-    # Export key classes for external use
-    DataSource = DataSource
-    Gauge = Gauge
-    MeterService = MeterService
-    
-    module Runtime
-      CpuDataSource = CpuDataSource
-      MemDataSource = MemDataSource
-      GcDataSource = GcDataSource
-      ThreadDataSource = ThreadDataSource
-    end
+    # Classes are already defined through require statements above
+    # No need to reassign them to themselves
   end
 end

lib/skywalking/plugins/logger.rb

@@ -74,7 +74,7 @@ def add(severity, message = nil, progname = nil, &block)
           begin
             collect_log_data(severity, message, progname, &block)
           rescue => e
-            $stderr.puts "SkyWalking log collection error: #{e.message}" if $DEBUG
+            warn "SkyWalking log collection error: #{e.message}" if $DEBUG
           ensure
             # Always clear the flag
             Thread.current[COLLECTING_LOG_KEY] = false