fix rubocop issues

Author: ollym

propagator/google_cloud_trace_context/lib/opentelemetry/propagator/google_cloud_trace_context/text_map_propagator.rb

@@ -17,7 +17,7 @@ module Propagator
     module GoogleCloudTraceContext
       # Provides a class for decoding and encoding x-cloud-trace-context header to/from into trace components
       class CloudTraceContext
-        CLOUD_TRACE_CONTEXT_REGEX = /\A(?<trace_id>[a-f0-9]{32})\/(?<span_id>[0-9]+)(?:;o=(?<options>[01]))?\Z/i
+        CLOUD_TRACE_CONTEXT_REGEX = %r{\A(?<trace_id>[a-f0-9]{32})\/(?<span_id>[0-9]+)(?:;o=(?<options>[01]))?\Z}i
 
         private_constant :CLOUD_TRACE_CONTEXT_REGEX
 
@@ -33,7 +33,8 @@ def from_span_context(ctx)
           # @param [String] string The serialized trace parent
           # @return [CloudTraceContext, nil] a trace_parent or nil if malformed
           def from_string(string)
-            return unless matches = CLOUD_TRACE_CONTEXT_REGEX.match(string)
+            matches = CLOUD_TRACE_CONTEXT_REGEX.match(string)
+            return unless matches
 
             trace_id = Array(matches[:trace_id].downcase).pack('H*')
             span_id = Array(matches[:span_id].to_i.to_s(16)).pack('H*')

propagator/google_cloud_trace_context/opentelemetry-propagator-google_cloud_trace_context.gemspec

@@ -1,19 +1,22 @@
 # frozen_string_literal: true
 
-# Copyright The OpenTelemetry Authors
+# Copyright OpenTelemetry Authors
 #
 # SPDX-License-Identifier: Apache-2.0
 
-require_relative 'lib/opentelemetry/propagator/google_cloud_trace_context/version'
+lib = File.expand_path('lib', __dir__)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+
+require 'opentelemetry/propagator/google_cloud_trace_context/version'
 
 Gem::Specification.new do |spec|
-  spec.name          = 'opentelemetry-propagator-google_cloud_trace_context'
-  spec.version       = OpenTelemetry::Propagator::GoogleCloudTraceContext::VERSION
-  spec.authors       = ['OpenTelemetry Authors']
-  spec.email         = ['[email protected]']
+  spec.name        = 'opentelemetry-propagator-google_cloud_trace_context'
+  spec.version     = OpenTelemetry::Propagator::GoogleCloudTraceContext::VERSION
+  spec.authors     = ['OpenTelemetry Authors']
+  spec.email       = ['[email protected]']
 
-  spec.summary     = 'GoogleCloudTraceContext Context Propagation Extension for the OpenTelemetry framework'
-  spec.description = 'GoogleCloudTraceContext Context Propagation Extension for the OpenTelemetry framework'
+  spec.summary     = 'Google Cloud Trace Context Propagation Extension for the OpenTelemetry framework'
+  spec.description = 'Google Cloud Trace Context Propagation Extension for the OpenTelemetry framework'
   spec.homepage    = 'https://github.com/open-telemetry/opentelemetry-ruby-contrib'
   spec.license     = 'Apache-2.0'
 
@@ -25,14 +28,6 @@ Gem::Specification.new do |spec|
 
   spec.add_dependency 'opentelemetry-api', '~> 1.0'
 
-  spec.add_development_dependency 'bundler', '~> 2.4'
-  spec.add_development_dependency 'minitest', '~> 5.0'
-  spec.add_development_dependency 'rake', '~> 13.0'
-  spec.add_development_dependency 'rubocop', '~> 1.71.0'
-  spec.add_development_dependency 'rubocop-performance', '~> 1.23.0'
-  spec.add_development_dependency 'simplecov', '~> 0.22.0'
-  spec.add_development_dependency 'yard', '~> 0.9'
-
   if spec.respond_to?(:metadata)
     spec.metadata['changelog_uri'] = "https://rubydoc.info/gems/#{spec.name}/#{spec.version}/file/CHANGELOG.md"
     spec.metadata['source_code_uri'] = 'https://github.com/open-telemetry/opentelemetry-ruby-contrib/tree/main/propagator/google_cloud_trace_context'