Able to access tracer from interceptor context

hearth/.rubocop.yml

@@ -53,6 +53,7 @@ Metrics/MethodLength:
 
 Metrics/ParameterLists:
   Exclude:
+    - 'lib/hearth/interceptor_context.rb'
     - 'lib/hearth/middleware/auth.rb'
     - 'lib/hearth/middleware/send.rb'
     - 'lib/hearth/middleware/event_streams.rb'

hearth/lib/hearth/interceptor_context.rb

@@ -10,12 +10,13 @@ class InterceptorContext
     # @param [Response] response
     # @param [Output] output
     # @param [Configuration] config
-    def initialize(input:, request:, response:, output:, config:)
+    def initialize(input:, request:, response:, output:, config:, tracer:)
       @input = input
       @request = request
       @response = response
       @output = output
       @config = config
+      @tracer = tracer
       @attributes = {}
     end
 
@@ -34,6 +35,9 @@ def initialize(input:, request:, response:, output:, config:)
     # @return [Configuration] config
     attr_reader :config
 
+    # @return [Tracer] tracer
+    attr_reader :tracer
+
     # @return [Hash] attributes Additional interceptor data
     attr_reader :attributes
   end

hearth/lib/hearth/interceptors.rb

@@ -43,7 +43,8 @@ def interceptor_context(input, context, output)
           request: context.request,
           response: context.response,
           output: output,
-          config: context.config
+          config: context.config,
+          tracer: context.tracer
         )
       end
 

hearth/sig/lib/hearth/interceptor_context.rbs

@@ -12,6 +12,8 @@ module Hearth
 
     attr_reader config: Configuration[ServiceConfig]
 
+    attr_reader tracer: Telemetry::TracerBase
+
     attr_reader attributes: Hash[Symbol, untyped]
   end
 end

hearth/spec/hearth/interceptors_spec.rb

@@ -20,8 +20,14 @@ def read_before_execution(_ctx); end
       let(:config) do
         double('config', logger: logger, interceptors: interceptors)
       end
+      let(:tracer) { Telemetry::NoOpTracer.new }
       let(:context) do
-        Context.new(request: request, response: response, config: config)
+        Context.new(
+          request: request,
+          response: response,
+          config: config,
+          tracer: tracer
+        )
       end
 
       let(:input) { double('input') }
@@ -37,7 +43,8 @@ def read_before_execution(_ctx); end
           request: request,
           response: response,
           output: output,
-          config: config
+          config: config,
+          tracer: tracer
         ).and_return(i_ctx)
 
         expect(interceptor1).to receive(hook).with(i_ctx)