My Rubocop File.

.rubocop.yml

AllCops:
  TargetRubyVersion: 2.3

Metrics/LineLength:
  Enabled: false
Metrics/MethodLength:
  Max: 15
Metrics/BlockLength:
  Exclude:
    - 'spec/*.rb'
    - 'spec/**/*.rb'
Metrics/AbcSize:
  Max: 25

Style/AlignParameters:
  EnforcedStyle: with_fixed_indentation
Style/SignalException:
  EnforcedStyle: only_fail
Style/AccessModifierIndentation:
  EnforcedStyle: outdent
Style/Documentation:
  Enabled: false
Style/Encoding:
  Enabled: true
  EnforcedStyle: always
  AutoCorrectEncodingComment: "# encoding: utf-8\n"
Style/RegexpLiteral:
  EnforcedStyle: mixed
Style/StringLiterals:
  EnforcedStyle: double_quotes
Style/AlignHash:
  EnforcedLastArgumentHashStyle: ignore_implicit
Style/AlignArray:
  Enabled: false
Style/IndentArray:
  Enabled: false
Style/Alias:
  EnforcedStyle: prefer_alias_method
Style/RaiseArgs:
  EnforcedStyle: compact
Style/ParallelAssignment:
  Enabled: false