Resolve some of RuboCop offenses from new enabled cops

Author: AlexWayfer

grape-swagger-representable.gemspec

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-require_relative './lib/grape-swagger/representable/version'
+require_relative 'lib/grape-swagger/representable/version'
 
 Gem::Specification.new do |s|
   s.name          = 'grape-swagger-representable'

lib/grape-swagger/representable.rb

@@ -11,4 +11,4 @@ module Representable
   end
 end
 
-GrapeSwagger.model_parsers.register(::GrapeSwagger::Representable::Parser, ::Representable::Decorator)
+GrapeSwagger.model_parsers.register(GrapeSwagger::Representable::Parser, Representable::Decorator)

spec/grape-swagger/representers/response_inline_representer_spec.rb

@@ -48,7 +48,7 @@ class ResponseModelApi < Grape::API
              is_array: true,
              http_codes: [{ code: 200, message: 'OK', model: Representers::Something }]
         get '/something' do
-          something = OpenStruct.new text: 'something'
+          something = Struct.new('Something', :text).new('something')
           Representers::Something.new(something).to_hash
         end
 
@@ -64,10 +64,10 @@ class ResponseModelApi < Grape::API
         end
         get '/something/:id' do
           if params[:id] == 1
-            something = OpenStruct.new text: 'something'
+            something = Struct.new('Something', :text).new('something')
             Representers::Something.new(something).to_hash
           else
-            error = OpenStruct.new code: 'some_error', message: 'Some error'
+            error = Struct.new('SomeError', :code, :message).new('some_error', 'Some error')
             Representers::Error.new(error).to_hash
           end
         end

spec/grape-swagger/representers/response_representer_spec.rb

@@ -53,7 +53,7 @@ class ResponseModelApi < Grape::API
              is_array: true,
              http_codes: [{ code: 200, message: 'OK', model: Representers::Something }]
         get '/something' do
-          something = OpenStruct.new text: 'something'
+          something = Struct.new('Something', :text).new('something')
           Representers::Something.new(something).to_hash
         end
 
@@ -69,10 +69,10 @@ class ResponseModelApi < Grape::API
         end
         get '/something/:id' do
           if params[:id] == 1
-            something = OpenStruct.new text: 'something'
+            something = Struct.new('Something', :text).new('something')
             Representers::Something.new(something).to_hash
           else
-            error = OpenStruct.new code: 'some_error', message: 'Some error'
+            error = Struct.new('SomeError', :code, :message).new('some_error', 'Some error')
             Representers::Error.new(error).to_hash
           end
         end
@@ -222,7 +222,7 @@ class ResponseEntityApi < Grape::API
              is_array: true,
              entity: Representers::SomeEntity
         get '/some_entity' do
-          something = OpenStruct.new text: 'something'
+          something = Struct.new('Something', :text).new('something')
           Representers::SomeEntity.new(something).to_hash
         end