From 1ceaa2ebd37365a15a1b750718d1f105bf124ad5 Mon Sep 17 00:00:00 2001
From: Carlo Cabrera <30379873+carlocab@users.noreply.github.com>
Date: Mon, 19 Jul 2021 20:02:29 +0800
Subject: [PATCH] formula: add `:default_prefix` as a standard `pour_bottle?`
 requirement

See discussion at Homebrew/homebrew-core#81408.
---
 Library/Homebrew/formula.rb | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Library/Homebrew/formula.rb b/Library/Homebrew/formula.rb
index 8e76ee97e8..e72c53fdc7 100644
--- a/Library/Homebrew/formula.rb
+++ b/Library/Homebrew/formula.rb
@@ -3016,6 +3016,15 @@ class Formula
             T.cast(self, PourBottleCheck).satisfy { MacOS::CLT.installed? }
           end
         end
+      when :default_prefix
+        lambda do |_|
+          on_macos do
+            T.cast(self, PourBottleCheck).reason(+<<~EOS)
+              The bottle needs to be installed into #{Homebrew::DEFAULT_PREFIX}.
+            EOS
+            T.cast(self, PourBottleCheck).satisfy { HOMEBREW_PREFIX.to_s == Homebrew::DEFAULT_PREFIX }
+          end
+        end
       else
         raise ArgumentError, "Invalid preset `pour_bottle?` condition" if only_if.present?
       end