Update RuboCop 0.68.1 → 0.82.0

This required explicitly enabling a few cops due to new RuboCop rules as
they prepare for a 1.0 release.

.rubocop.yml

@@ -3,10 +3,10 @@ inherit_from: .rubocop_todo.yml
 AllCops:
   TargetRubyVersion: 2.4
 
-Layout/AlignArguments:
+Layout/ArgumentAlignment:
   Enabled: false
 
-Layout/AlignParameters:
+Layout/ParameterAlignment:
   Enabled: false
 
 Layout/DotPosition:
@@ -15,9 +15,21 @@ Layout/DotPosition:
 Layout/EmptyLineAfterGuardClause:
   Enabled: false
 
+Layout/LineLength:
+  Max: 100
+
+Layout/SpaceAroundMethodCallOperator:
+  Enabled: true
+
 Lint/AssignmentInCondition:
   Enabled: false
 
+Lint/RaiseException:
+  Enabled: true
+
+Lint/StructNewOverride:
+  Enabled: true
+
 # We use this a lot in specs where it's perfectly valid
 Lint/Void:
   Exclude:
@@ -35,9 +47,6 @@ Metrics/CyclomaticComplexity:
 Metrics/ClassLength:
   Enabled: false
 
-Metrics/LineLength:
-  Max: 100
-
 Metrics/MethodLength:
   Enabled: false
 
@@ -57,6 +66,18 @@ Style/Documentation:
 Style/DoubleNegation:
   Enabled: false
 
+Style/ExponentialNotation:
+  Enabled: true
+
+Style/HashEachMethods:
+  Enabled: true
+
+Style/HashTransformKeys:
+  Enabled: true
+
+Style/HashTransformValues:
+  Enabled: true
+
 # We have too much code that relies on modifying strings
 Style/FrozenStringLiteralComment:
   Enabled: false

.rubocop_todo.yml

@@ -9,7 +9,7 @@
 # Offense count: 17
 # Configuration parameters: MinNameLength, AllowNamesEndingInNumbers, AllowedNames, ForbiddenNames.
 # AllowedNames: io, id, to, by, on, in, at, ip
-Naming/UncommunicativeMethodParamName:
+Naming/MethodParameterName:
   Exclude:
     - 'lib/mock_redis/database.rb'
     - 'lib/mock_redis/expire_wrapper.rb'

Gemfile

@@ -7,6 +7,6 @@ gemspec
 gem 'overcommit', '0.53.0'
 
 # Pin tool versions (which are executed by Overcommit) for Travis builds
-gem 'rubocop', '0.68.1'
+gem 'rubocop', '0.82.0'
 
 gem 'coveralls', require: false

lib/mock_redis/database.rb

@@ -35,7 +35,7 @@ def initialize(base, *_args)
 
     def initialize_copy(_source)
       @data = @data.clone
-      @data.keys.each { |k| @data[k] = @data[k].clone }
+      @data.each_key { |k| @data[k] = @data[k].clone }
       @expire_times = @expire_times.map(&:clone)
     end
 
@@ -120,7 +120,7 @@ def exists(key)
     end
 
     def flushdb
-      data.keys.each { |k| del(k) }
+      data.each_key { |k| del(k) }
       'OK'
     end
 

lib/mock_redis/geospatial_methods.rb

@@ -38,7 +38,7 @@ def geodist(key, member1, member2, unit = 'm')
       lng2, lat2 = geohash_decode(hash2)
 
       distance = geohash_distance(lng1, lat1, lng2, lat2) / to_meter
-      format('%.4f', distance)
+      format('%<distance>.4f', distance: distance)
     end
 
     def geohash(key, members)
@@ -95,8 +95,8 @@ def parse_point(point)
       lat = Float(point[1])
 
       unless LNG_RANGE.include?(lng) && LAT_RANGE.include?(lat)
-        lng = format('%.6f', lng)
-        lat = format('%.6f', lat)
+        lng = format('%<long>.6f', long: lng)
+        lat = format('%<lat>.6f', lat: lat)
         raise Redis::CommandError,
           "ERR invalid longitude,latitude pair #{lng},#{lat}"
       end
@@ -201,7 +201,7 @@ def deinterleave(bits)
     end
 
     def format_decoded_coord(coord)
-      coord = format('%.17f', coord)
+      coord = format('%<coord>.17f', coord: coord)
       l = 1
       l += 1 while coord[-l] == '0'
       coord = coord[0..-l]

lib/mock_redis/info_method.rb

@@ -83,7 +83,7 @@ module InfoMethod
 
     # The Ruby Redis client returns commandstats differently when it's called as
     # "INFO commandstats".
-    # rubocop:disable Metrics/LineLength
+    # rubocop:disable Layout/LineLength
     COMMAND_STATS_SOLO_INFO = {
       'auth' => { 'calls' => '572501', 'usec' => '2353163', 'usec_per_call' => '4.11' },
       'client' => { 'calls' => '1', 'usec' => '80', 'usec_per_call' => '80.00' },
@@ -123,7 +123,7 @@ module InfoMethod
       'cmdstat_smembers' => 'calls=58,usec=231,usec_per_call=3.98',
       'cmdstat_sunionstore' => 'calls=4185027,usec=11762454022,usec_per_call=2810.60',
     }.freeze
-    # rubocop:enable Metrics/LineLength
+    # rubocop:enable Layout/LineLength
 
     DEFAULT_INFO = [
       SERVER_INFO,

lib/mock_redis/multi_db_wrapper.rb

@@ -24,7 +24,7 @@ def method_missing(method, *args, &block)
     def initialize_copy(source)
       super
       @databases = @databases.clone
-      @databases.keys.each do |k|
+      @databases.each_key do |k|
         @databases[k] = @databases[k].clone
       end
     end

spec/commands/geoadd_spec.rb

@@ -33,7 +33,7 @@
     context 'when coordinates are not in allowed range' do
       let(:coords) { [181, 86] }
       let(:message) do
-        formatted_coords = coords.map { |c| format('%.6f', c) }
+        formatted_coords = coords.map { |c| format('%<coords>.6f', coords: c) }
         "ERR invalid longitude,latitude pair #{formatted_coords.join(',')}"
       end
 

spec/commands/srandmember_spec.rb

@@ -37,7 +37,7 @@
       @redises.send_without_checking(:srandmember, @key, 2).size.should == 2
     end
 
-    it 'returns random members up to count from the set when count is negative even if count.abs is greater than the set size' do # rubocop:disable Metrics/LineLength
+    it 'returns random members up to count from the set when count is negative even if count.abs is greater than the set size' do # rubocop:disable Layout/LineLength
       @redises.send_without_checking(:srandmember, @key, -5).size.should == 5
     end
 

spec/spec_helper.rb

@@ -15,7 +15,7 @@
 require 'timecop'
 
 $LOAD_PATH.unshift(File.expand_path(File.join(File.dirname(__FILE__), '..')))
-Dir['spec/support/**/*.rb'].each { |x| require x }
+Dir['spec/support/**/*.rb'].sort.each { |x| require x }
 
 module TypeCheckingHelper
   def method_from_description(example)