Updated rubocop, fixed linting issues

Author: jasonbosco

lib/typesense/client.rb

@@ -2,13 +2,7 @@
 
 module Typesense
   class Client
-    attr_reader :configuration
-    attr_reader :collections
-    attr_reader :aliases
-    attr_reader :keys
-    attr_reader :debug
-    attr_reader :health
-    attr_reader :metrics
+    attr_reader :configuration, :collections, :aliases, :keys, :debug, :health, :metrics
 
     def initialize(options = {})
       @configuration = Configuration.new(options)

lib/typesense/collection.rb

@@ -2,8 +2,7 @@
 
 module Typesense
   class Collection
-    attr_reader :documents
-    attr_reader :overrides
+    attr_reader :documents, :overrides
 
     def initialize(name, api_call)
       @name      = name

lib/typesense/configuration.rb

@@ -2,15 +2,7 @@
 
 module Typesense
   class Configuration
-    attr_accessor :nodes
-    attr_accessor :nearest_node
-    attr_accessor :connection_timeout_seconds
-    attr_accessor :healthcheck_interval_seconds
-    attr_accessor :num_retries
-    attr_accessor :retry_interval_seconds
-    attr_accessor :api_key
-    attr_accessor :logger
-    attr_accessor :log_level
+    attr_accessor :nodes, :nearest_node, :connection_timeout_seconds, :healthcheck_interval_seconds, :num_retries, :retry_interval_seconds, :api_key, :logger, :log_level
 
     def initialize(options = {})
       @nodes = options[:nodes] || []

spec/typesense/aliases_spec.rb

@@ -32,14 +32,14 @@
                 'Content-Type' => 'application/json'
               })
         .to_return(status: 200,
-                   body: JSON.dump(['collection_name' => 'books_january']),
+                   body: JSON.dump([{ 'collection_name' => 'books_january' }]),
                    headers: {
                      'Content-Type': 'application/json'
                    })
 
       result = aliases.retrieve
 
-      expect(result).to eq(['collection_name' => 'books_january'])
+      expect(result).to eq([{ 'collection_name' => 'books_january' }])
     end
   end
 

typesense.gemspec

@@ -28,9 +28,9 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'pry-byebug', '~> 3.9'
   spec.add_development_dependency 'rake', '~> 13.0'
   spec.add_development_dependency 'rspec', '~> 3.9'
-  spec.add_development_dependency 'rspec-legacy_formatters', '~> 1.0' # For codecov formatter
   spec.add_development_dependency 'rspec_junit_formatter', '~> 0.4'
-  spec.add_development_dependency 'rubocop', '~> 0.83'
+  spec.add_development_dependency 'rspec-legacy_formatters', '~> 1.0' # For codecov formatter
+  spec.add_development_dependency 'rubocop', '~> 0.88'
   spec.add_development_dependency 'rubocop-rspec', '~> 1.39'
   spec.add_development_dependency 'simplecov', '~> 0.18'
   spec.add_development_dependency 'timecop', '~> 0.9'