Update .rubocop.yml (#499)

.rubocop.yml

@@ -15,7 +15,6 @@ RSpec/DescribeClass:
 AllCops:
   Exclude:
     - db/schema.rb
-  TargetRubyVersion: 2.5.0
 
 Naming/AccessorMethodName:
   Description: Check the naming of accessor methods for get_/set_.
@@ -221,9 +220,9 @@ Style/LineEndConcatenation:
   Enabled: false
 
 Metrics/LineLength:
-  Description: 'Limit lines to 100 characters.'
+  Description: 'Limit lines to 80 characters.'
   StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#80-character-limits'
-  Max: 100
+  Max: 80
 
 Metrics/MethodLength:
   Description: 'Avoid methods longer than 10 lines of code.'
@@ -367,8 +366,18 @@ Style/TrailingCommaInArguments:
     - no_comma
   Enabled: true
 
-Style/TrailingCommaInLiteral:
-  Description: 'Checks for trailing comma in array and hash literals.'
+Style/TrailingCommaInArrayLiteral:
+  Description: 'Checks for trailing comma in array literals.'
+  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas'
+  EnforcedStyleForMultiline: comma
+  SupportedStylesForMultiline:
+    - comma
+    - consistent_comma
+    - no_comma
+  Enabled: true
+
+Style/TrailingCommaInHashLiteral:
+  Description: 'Checks for trailing comma in hash literals.'
   StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas'
   EnforcedStyleForMultiline: comma
   SupportedStylesForMultiline:
@@ -413,6 +422,13 @@ Layout/AlignParameters:
   StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-double-indent'
   Enabled: false
 
+Layout/ConditionPosition:
+  Description: >-
+                 Checks for condition placed in a confusing position relative to
+                 the keyword.
+  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#same-line-condition'
+  Enabled: false
+
 Layout/DotPosition:
   Description: 'Checks the position of the dot in multi-line method calls.'
   StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#consistent-multi-line-chains'
@@ -465,13 +481,6 @@ Lint/CircularArgumentReference:
   Description: "Don't refer to the keyword argument in the default value."
   Enabled: false
 
-Lint/ConditionPosition:
-  Description: >-
-                 Checks for condition placed in a confusing position relative to
-                 the keyword.
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#same-line-condition'
-  Enabled: false
-
 Lint/DeprecatedClassMethods:
   Description: 'Check for deprecated class method calls.'
   Enabled: false
@@ -497,6 +506,10 @@ Lint/HandleExceptions:
   StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#dont-hide-exceptions'
   Enabled: false
 
+Lint/LiteralAsCondition:
+  Description: 'Checks of literals used in conditions.'
+  Enabled: false
+
 Lint/LiteralInInterpolation:
   Description: 'Checks for literals used in interpolation.'
   Enabled: false
@@ -534,7 +547,7 @@ Lint/UnderscorePrefixedVariableName:
   Description: 'Do not use prefix `_` for a variable that is used.'
   Enabled: false
 
-Lint/UnneededDisable:
+Lint/UnneededCopDisableDirective:
   Description: >-
                  Checks for rubocop:disable comments that can be removed.
                  Note: this cop is not disabled when disabling all cops.
@@ -649,4 +662,3 @@ Rails/TimeZone:
 Rails/Validation:
   Description: 'Use validates :attribute, hash of validations.'
   Enabled: false
-