Remove NoDslVersion cop.

Library/.rubocop.yml

@@ -38,9 +38,6 @@ Cask/Desc:
 Cask/HomepageUrlTrailingSlash:
   Description: "Ensure that the homepage url has a slash after the domain name."
 
-Cask/NoDslVersion:
-  Description: "Do not use the deprecated DSL version syntax in your cask header."
-
 Cask/StanzaGrouping:
   Description: "Ensure that cask stanzas are grouped correctly. More info at https://docs.brew.sh/Cask-Cookbook#stanza-order"
 

Library/Homebrew/rubocops/cask/ast/cask_header.rb

@@ -13,10 +13,6 @@ module RuboCop
 
         attr_reader :method_node
 
-        def dsl_version?
-          hash_node
-        end
-
         def header_str
           @header_str ||= source_range.source
         end
@@ -31,11 +27,7 @@ module RuboCop
         end
 
         def cask_token
-          @cask_token ||= if dsl_version?
+          @cask_token ||= method_node.first_argument.str_content
-            pair_node.val_node.children.first
-          else
-            method_node.first_argument.str_content
-          end
         end
 
         def hash_node

Library/Homebrew/rubocops/cask/no_dsl_version.rb

@@ -1,61 +0,0 @@
-# typed: true
-# frozen_string_literal: true
-
-require "forwardable"
-
-module RuboCop
-  module Cop
-    module Cask
-      # Do not use the deprecated DSL version syntax in your cask header.
-      #
-      # @example
-      #   # bad
-      #   cask :v1 => 'foo' do
-      #     ...
-      #   end
-      #
-      #   # good
-      #   cask 'foo' do
-      #     ...
-      #   end
-      class NoDslVersion < Base
-        extend Forwardable
-        extend AutoCorrector
-        include CaskHelp
-
-        MESSAGE = "Use `%<preferred>s` instead of `%<current>s`."
-
-        def on_cask(cask_block)
-          @cask_header = cask_block.header
-          return unless offense?
-
-          offense
-        end
-
-        private
-
-        def_delegator :@cask_header, :source_range, :header_range
-        def_delegators :@cask_header, :header_str, :preferred_header_str
-
-        def cask_header(method_node)
-          RuboCop::Cask::AST::CaskHeader.new(method_node)
-        end
-
-        def offense?
-          @cask_header.dsl_version?
-        end
-
-        def offense
-          add_offense(header_range, message: error_msg) do |corrector|
-            corrector.replace(header_range, preferred_header_str)
-          end
-        end
-
-        sig { returns(String) }
-        def error_msg
-          format(MESSAGE, preferred: preferred_header_str, current: header_str)
-        end
-      end
-    end
-  end
-end

Library/Homebrew/rubocops/rubocop-cask.rb

@@ -14,7 +14,6 @@ require_relative "cask/mixin/on_homepage_stanza"
 require_relative "cask/mixin/on_url_stanza"
 require_relative "cask/desc"
 require_relative "cask/homepage_url_trailing_slash"
-require_relative "cask/no_dsl_version"
 require_relative "cask/no_overrides"
 require_relative "cask/on_system_conditionals"
 require_relative "cask/stanza_order"

Library/Homebrew/test/rubocops/cask/no_dsl_version_spec.rb

@@ -1,20 +0,0 @@
-# frozen_string_literal: true
-
-require "rubocops/rubocop-cask"
-
-describe RuboCop::Cop::Cask::NoDslVersion, :config do
-  it "accepts `cask` without a DSL version" do
-    expect_no_offenses "cask 'foo' do; end"
-  end
-
-  it "reports an offense when `cask` has a DSL version" do
-    expect_offense <<~CASK
-      cask :v1 => 'foo' do; end
-      ^^^^^^^^^^^^^^^^^ Use `cask 'foo'` instead of `cask :v1 => 'foo'`.
-    CASK
-
-    expect_correction <<~CASK
-      cask 'foo' do; end
-    CASK
-  end
-end