Rename Tap#reverse_cask_renames to Tap#cask_reverse_renames.

Library/Homebrew/cask/cask.rb

@@ -87,7 +87,7 @@ def initialize(token, sourcefile_path: nil, source: nil, tap: nil, loaded_from_a
  def old_tokens
  @old_tokens ||= if (tap = self.tap)
  Tap.reverse_tap_migrations_renames.fetch("#{tap}/#{token}", []) +
- tap.reverse_cask_renames.fetch(token, [])
+ tap.cask_reverse_renames.fetch(token, [])
  else
  []
  end

Library/Homebrew/tap.rb

@@ -163,6 +163,7 @@
  @formula_files_by_name = nil
  @cask_files = nil
  @cask_files_by_name = nil
+ @cask_reverse_renames = nil
  @alias_dir = nil
  @alias_files = nil
  @aliases = nil
@@ -782,10 +783,12 @@
  end
  end
 
- # Hash with tap formula old names. Reverse of {#formula_renames}.
+ # Mapping from new to old cask tokens. Reverse of {#cask_renames}.
+ #
+ # @private
  sig { returns(T::Hash[String, T::Array[String]]) }
- def reverse_cask_renames
- @reverse_cask_renames ||= cask_renames.each_with_object({}) do |(old_name, new_name), hash|
+ def cask_reverse_renames
+ @cask_reverse_renames ||= cask_renames.each_with_object({}) do |(old_name, new_name), hash|
  hash[new_name] ||= []
  hash[new_name] << old_name
  end