lib/fluent/timezone.rb in fluentd-1.2.3 vs lib/fluent/timezone.rb in fluentd-1.2.4.rc1

@@ -137,7 +137,21 @@
         end
       end
 
       return nil
     end
+
+    def self.utc_offset(timezone)
+      return 0 if timezone.nil?
+
+      case timezone
+      when NUMERIC_PATTERN
+        Time.zone_offset(timezone)
+      when NAME_PATTERN
+        tz = TZInfo::Timezone.get(timezone)
+        ->(time) {
+          tz.period_for_utc(time).utc_total_offset
+        }
+      end
+    end
   end
 end