Unify to remove 'This cop' from cop description in each cop file

lib/rubocop/cop/bundler/gem_filename.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Bundler
-      # This cop verifies that a project contains Gemfile or gems.rb file and correct
+      # Verifies that a project contains Gemfile or gems.rb file and correct
       # associated lock file based on the configuration.
       #
       # @example EnforcedStyle: Gemfile (default)

lib/rubocop/cop/gemspec/date_assignment.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Gemspec
-      # This cop checks that `date =` is not used in gemspec file.
+      # Checks that `date =` is not used in gemspec file.
       # It is set automatically when the gem is packaged.
       #
       # @example

lib/rubocop/cop/internal_affairs/empty_line_between_expect_offense_and_correction.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module InternalAffairs
-      # This cop checks whether `expect_offense` and correction expectation methods
+      # Checks whether `expect_offense` and correction expectation methods
       # (i.e. `expect_correction` and `expect_no_corrections`) are separated by empty line.
       #
       # @example

lib/rubocop/cop/internal_affairs/location_line_equality_comparison.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module InternalAffairs
-      # This cop enforces the use of `same_line?` instead of location line comparison for equality.
+      # Enforces the use of `same_line?` instead of location line comparison for equality.
       #
       # @example
       #   # bad

lib/rubocop/cop/internal_affairs/method_name_end_with.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module InternalAffairs
-      # This cop checks potentially usage of method identifier predicates
+      # Checks potentially usage of method identifier predicates
       # defined in rubocop-ast instead of `method_name.end_with?`.
       #
       # @example

lib/rubocop/cop/internal_affairs/redundant_described_class_as_subject.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module InternalAffairs
-      # This cop checks for redundant `subject(:cop) { described_class.new }`.
+      # Checks for redundant `subject(:cop) { described_class.new }`.
       #
       # @example
       #   # bad

lib/rubocop/cop/internal_affairs/redundant_let_rubocop_config_new.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module InternalAffairs
-      # This cop checks that `let` is `RuboCop::Config.new` with no arguments.
+      # Checks that `let` is `RuboCop::Config.new` with no arguments.
       #
       # @example
       #   # bad

lib/rubocop/cop/layout/assignment_indentation.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks the indentation of the first line of the
+      # Checks the indentation of the first line of the
       # right-hand-side of a multi-line assignment.
       #
       # @example

lib/rubocop/cop/layout/begin_end_alignment.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks whether the end keyword of `begin` is aligned properly.
+      # Checks whether the end keyword of `begin` is aligned properly.
       #
       # Two modes are supported through the `EnforcedStyleAlignWith` configuration
       # parameter. If it's set to `start_of_line` (which is the default), the

lib/rubocop/cop/layout/block_alignment.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks whether the end keywords are aligned properly for do
+      # Checks whether the end keywords are aligned properly for do
       # end blocks.
       #
       # Three modes are supported through the `EnforcedStyleAlignWith`

lib/rubocop/cop/layout/block_end_newline.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks whether the end statement of a do..end block
+      # Checks whether the end statement of a do..end block
       # is on its own line.
       #
       # @example

lib/rubocop/cop/layout/case_indentation.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks how the `when` and ``in``s of a `case` expression
+      # Checks how the `when` and ``in``s of a `case` expression
       # are indented in relation to its `case` or `end` keyword.
       #
       # It will register a separate offense for each misaligned `when` and `in`.

lib/rubocop/cop/layout/closing_parenthesis_indentation.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks the indentation of hanging closing parentheses in
+      # Checks the indentation of hanging closing parentheses in
       # method calls, method definitions, and grouped expressions. A hanging
       # closing parenthesis means `)` preceded by a line break.
       #

lib/rubocop/cop/layout/comment_indentation.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks the indentation of comments.
+      # Checks the indentation of comments.
       #
       # @example
       #   # bad

lib/rubocop/cop/layout/condition_position.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks for conditions that are not on the same line as
+      # Checks for conditions that are not on the same line as
       # if/while/until.
       #
       # @example

lib/rubocop/cop/layout/def_end_alignment.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks whether the end keywords of method definitions are
+      # Checks whether the end keywords of method definitions are
       # aligned properly.
       #
       # Two modes are supported through the EnforcedStyleAlignWith configuration

lib/rubocop/cop/layout/dot_position.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks the . position in multi-line method calls.
+      # Checks the . position in multi-line method calls.
       #
       # @example EnforcedStyle: leading (default)
       #   # bad

lib/rubocop/cop/layout/else_alignment.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks the alignment of else keywords. Normally they should
+      # Checks the alignment of else keywords. Normally they should
       # be aligned with an if/unless/while/until/begin/def/rescue keyword, but there
       # are special cases when they should follow the same rules as the
       # alignment of end.

lib/rubocop/cop/layout/empty_comment.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks empty comment.
+      # Checks empty comment.
       #
       # @example
       #   # bad

lib/rubocop/cop/layout/empty_line_after_guard_clause.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop enforces empty line after guard clause
+      # Enforces empty line after guard clause
       #
       # @example
       #

lib/rubocop/cop/layout/empty_line_after_multiline_condition.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop enforces empty line after multiline condition.
+      # Enforces empty line after multiline condition.
       #
       # @example
       #   # bad

lib/rubocop/cop/layout/empty_line_between_defs.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks whether class/module/method definitions are
+      # Checks whether class/module/method definitions are
       # separated by one or more empty lines.
       #
       # `NumberOfEmptyLines` can be an integer (default is 1) or

lib/rubocop/cop/layout/empty_lines.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks for two or more consecutive blank lines.
+      # Checks for two or more consecutive blank lines.
       #
       # @example
       #

lib/rubocop/cop/layout/empty_lines_around_arguments.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks if empty lines exist around the arguments
+      # Checks if empty lines exist around the arguments
       # of a method invocation.
       #
       # @example

lib/rubocop/cop/layout/empty_lines_around_begin_body.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks if empty lines exist around the bodies of begin-end
+      # Checks if empty lines exist around the bodies of begin-end
       # blocks.
       #
       # @example

lib/rubocop/cop/layout/empty_lines_around_block_body.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks if empty lines around the bodies of blocks match
+      # Checks if empty lines around the bodies of blocks match
       # the configuration.
       #
       # @example EnforcedStyle: empty_lines

lib/rubocop/cop/layout/empty_lines_around_class_body.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks if empty lines around the bodies of classes match
+      # Checks if empty lines around the bodies of classes match
       # the configuration.
       #
       # @example EnforcedStyle: empty_lines

lib/rubocop/cop/layout/empty_lines_around_exception_handling_keywords.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks if empty lines exist around the bodies of `begin`
+      # Checks if empty lines exist around the bodies of `begin`
       # sections. This cop doesn't check empty lines at `begin` body
       # beginning/end and around method definition body.
       # `Style/EmptyLinesAroundBeginBody` or `Style/EmptyLinesAroundMethodBody`

lib/rubocop/cop/layout/empty_lines_around_method_body.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks if empty lines exist around the bodies of methods.
+      # Checks if empty lines exist around the bodies of methods.
       #
       # @example
       #

lib/rubocop/cop/layout/empty_lines_around_module_body.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks if empty lines around the bodies of modules match
+      # Checks if empty lines around the bodies of modules match
       # the configuration.
       #
       # @example EnforcedStyle: empty_lines

lib/rubocop/cop/layout/end_alignment.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks whether the end keywords are aligned properly.
+      # Checks whether the end keywords are aligned properly.
       #
       # Three modes are supported through the `EnforcedStyleAlignWith`
       # configuration parameter:

lib/rubocop/cop/layout/end_of_line.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks for Windows-style line endings in the source code.
+      # Checks for Windows-style line endings in the source code.
       #
       # @example EnforcedStyle: native (default)
       #   # The `native` style means that CR+LF (Carriage Return + Line Feed) is

lib/rubocop/cop/layout/extra_spacing.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks for extra/unnecessary whitespace.
+      # Checks for extra/unnecessary whitespace.
       #
       # @example
       #

lib/rubocop/cop/layout/first_argument_indentation.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks the indentation of the first argument in a method call.
+      # Checks the indentation of the first argument in a method call.
       # Arguments after the first one are checked by `Layout/ArgumentAlignment`,
       # not by this cop.
       #

lib/rubocop/cop/layout/first_array_element_indentation.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks the indentation of the first element in an array literal
+      # Checks the indentation of the first element in an array literal
       # where the opening bracket and the first element are on separate lines.
       # The other elements' indentations are handled by the ArrayAlignment cop.
       #

lib/rubocop/cop/layout/first_array_element_line_break.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks for a line break before the first element in a
+      # Checks for a line break before the first element in a
       # multi-line array.
       #
       # @example

lib/rubocop/cop/layout/first_hash_element_indentation.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks the indentation of the first key in a hash literal
+      # Checks the indentation of the first key in a hash literal
       # where the opening brace and the first key are on separate lines. The
       # other keys' indentations are handled by the HashAlignment cop.
       #

lib/rubocop/cop/layout/first_hash_element_line_break.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks for a line break before the first element in a
+      # Checks for a line break before the first element in a
       # multi-line hash.
       #
       # @example

lib/rubocop/cop/layout/first_method_argument_line_break.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks for a line break before the first argument in a
+      # Checks for a line break before the first argument in a
       # multi-line method call.
       #
       # @example

lib/rubocop/cop/layout/first_method_parameter_line_break.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks for a line break before the first parameter in a
+      # Checks for a line break before the first parameter in a
       # multi-line method parameter definition.
       #
       # @example

lib/rubocop/cop/layout/first_parameter_indentation.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks the indentation of the first parameter in a method
+      # Checks the indentation of the first parameter in a method
       # definition. Parameters after the first one are checked by
       # Layout/ParameterAlignment, not by this cop.
       #

lib/rubocop/cop/layout/heredoc_argument_closing_parenthesis.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks for the placement of the closing parenthesis
+      # Checks for the placement of the closing parenthesis
       # in a method call that passes a HEREDOC string as an argument.
       # It should be placed at the end of the line containing the
       # opening HEREDOC tag.

lib/rubocop/cop/layout/heredoc_indentation.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks the indentation of the here document bodies. The bodies
+      # Checks the indentation of the here document bodies. The bodies
       # are indented one step.
       #
       # Note: When ``Layout/LineLength``'s `AllowHeredoc` is false (not default),

lib/rubocop/cop/layout/indentation_consistency.rb

@@ -3,7 +3,7 @@
 module RuboCop
   module Cop
     module Layout
-      # This cop checks for inconsistent indentation.
+      # Checks for inconsistent indentation.
       #
       # The difference between `indented_internal_methods` and `normal` is
       # that the `indented_internal_methods` style prescribes that in