rubocop-performance.yml in gitlab-styles-4.3.0 vs rubocop-performance.yml in gitlab-styles-5.0.0

@@ -1,5 +1,17 @@
+---
+# Used to identify usages of ancestors.include? and change them to use ⇐ instead.
+# https://docs.rubocop.org/rubocop-performance/1.8/cops_performance.html#performanceancestorsinclude
+Performance/AncestorsInclude:
+  Enabled: true
+
+# Identifies places where numeric argument to BigDecimal should be converted to string.
+# Initializing from String is faster than from Numeric for BigDecimal.
+# https://docs.rubocop.org/rubocop-performance/1.8/cops_performance.html#performancebigdecimalwithnumericargument
+Performance/BigDecimalWithNumericArgument:
+  Enabled: true
+
 # Use `caller(n..n)` instead of `caller`.
 Performance/Caller:
   Enabled: false
 
 # Use `casecmp` rather than `downcase ==`.
@@ -29,18 +41,54 @@
 # `Hash#[]=`.
 Performance/RedundantMerge:
   Enabled: true
   MaxKeyValuePairs: 1
 
+# Identifies places where sort { |a, b| a <=> b } can be replaced with sort.
+# https://docs.rubocop.org/rubocop-performance/1.7/cops_performance.html#performanceredundantsortblock
+Performance/RedundantSortBlock:
+  Enabled: true
+
+# Checks for redundant String#chars.
+# https://docs.rubocop.org/rubocop-performance/1.8/cops_performance.html#performanceredundantstringchars
+Performance/RedundantStringChars:
+  Enabled: true
+
+# Identifies places where reverse.first(n) and reverse.first can be replaced by last(n).reverse and last.
+# https://docs.rubocop.org/rubocop-performance/1.8/cops_performance.html#performancereversefirst
+Performance/ReverseFirst:
+  Enabled: true
+
+# Identifies places where sort { |a, b| b <=> a } can be replaced by a faster sort.reverse.
+# https://docs.rubocop.org/rubocop-performance/1.8/cops_performance.html#performancesortreverse
+Performance/SortReverse:
+  Enabled: true
+
+# Identifies places where gsub(/a+/, 'a') and gsub!(/a+/, 'a') can be replaced by squeeze('a') and squeeze!('a').
+# https://docs.rubocop.org/rubocop-performance/1.8/cops_performance.html#performancesqueeze
+Performance/Squeeze:
+  Enabled: true
+
 # Use `start_with?` instead of a regex match anchored to the beginning of a
 # string.
 Performance/StartWith:
   Enabled: true
 
+# Identifies unnecessary use of a regex where String#include? would suffice.
+# https://docs.rubocop.org/rubocop-performance/1.8/cops_performance.html#performancestringinclude
+Performance/StringInclude:
+  Enabled: true
+
 # Use `tr` instead of `gsub` when you are replacing the same number of
 # characters. Use `delete` instead of `gsub` when you are deleting
 # characters.
 Performance/StringReplacement:
+  Enabled: true
+
+# Identifies places where custom code finding the sum of elements in some
+# Enumerable object can be replaced by Enumerable#sum method.
+# https://docs.rubocop.org/rubocop-performance/1.8/cops_performance.html#performancesum
+Performance/Sum:
   Enabled: true
 
 # Checks for `.times.map` calls.
 Performance/TimesMap:
   Enabled: true