lib/opentelemetry/trace/propagation/trace_context.rb in opentelemetry-api-0.13.0 vs lib/opentelemetry/trace/propagation/trace_context.rb in opentelemetry-api-0.14.0

@@ -13,24 +13,17 @@
     module Propagation
       # The TraceContext module contains injectors, extractors, and utilties
       # for context propagation in the W3C Trace Context format.
       module TraceContext
         extend self
-
+        TRACEPARENT_KEY = 'traceparent'
+        TRACESTATE_KEY = 'tracestate'
         TEXT_MAP_EXTRACTOR = TextMapExtractor.new
         TEXT_MAP_INJECTOR = TextMapInjector.new
-        RACK_EXTRACTOR = TextMapExtractor.new(
-          traceparent_key: 'HTTP_TRACEPARENT',
-          tracestate_key: 'HTTP_TRACESTATE'
-        )
-        RACK_INJECTOR = TextMapInjector.new(
-          traceparent_key: 'HTTP_TRACEPARENT',
-          tracestate_key: 'HTTP_TRACESTATE'
-        )
 
-        private_constant :TEXT_MAP_INJECTOR, :TEXT_MAP_EXTRACTOR,
-                         :RACK_INJECTOR, :RACK_EXTRACTOR
+        private_constant :TRACEPARENT_KEY, :TRACESTATE_KEY,
+                         :TEXT_MAP_INJECTOR, :TEXT_MAP_EXTRACTOR
 
         # Returns an extractor that extracts context using the W3C Trace Context
         # format
         def text_map_extractor
           TEXT_MAP_EXTRACTOR
@@ -38,21 +31,9 @@
 
         # Returns an injector that injects context using the W3C Trace Context
         # format
         def text_map_injector
           TEXT_MAP_INJECTOR
-        end
-
-        # Returns an extractor that extracts context using the W3C Trace Context
-        # with Rack normalized keys (upcased and prefixed with HTTP_)
-        def rack_extractor
-          RACK_EXTRACTOR
-        end
-
-        # Returns an injector that injects context using the W3C Trace Context
-        # format with Rack normalized keys (upcased and prefixed with HTTP_)
-        def rack_injector
-          RACK_INJECTOR
         end
       end
     end
   end
 end