From 72ebd2127f65d3edf0951b5b3e39b277808ce9cb Mon Sep 17 00:00:00 2001
From: William Ma <whoiswillma@gmail.com>
Date: Fri, 19 Jun 2020 10:36:34 -0400
Subject: [PATCH] args: add method to retrieve formula and casks

---
 Library/Homebrew/cli/args.rb | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Library/Homebrew/cli/args.rb b/Library/Homebrew/cli/args.rb
index ac5fd1875b..af4920b1ce 100644
--- a/Library/Homebrew/cli/args.rb
+++ b/Library/Homebrew/cli/args.rb
@@ -38,6 +38,7 @@ module Homebrew
         @resolved_formulae = nil
         @formulae_paths = nil
         @casks = nil
+        @formulae_and_casks = nil
         @kegs = nil
 
         self[:named_args] = named_args
@@ -107,6 +108,23 @@ module Homebrew
                                          .freeze
       end
 
+      def formulae_and_casks
+        require "cask/cask_loader"
+        require "cask/exceptions"
+
+        @formulae_and_casks ||= downcased_unique_named.map do |name|
+          begin
+            Formulary.factory(name, spec)
+          rescue FormulaUnavailableError => e
+            begin
+              Cask::CaskLoader.load(name)
+            rescue Cask::CaskUnavailableError
+              raise e
+            end
+          end
+        end.uniq.freeze
+      end
+
       def kegs
         require "keg"
         require "formula"