From 5510c3fb2bd24fe31138f4d77d424be311d2d7ef Mon Sep 17 00:00:00 2001
From: Bo Anderson <mail@boanderson.me>
Date: Thu, 27 Apr 2023 04:09:41 +0100
Subject: [PATCH] Support formula renames in API

---
 Library/Homebrew/api/formula.rb | 14 ++++++++++++++
 Library/Homebrew/tap.rb         |  4 +++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/Library/Homebrew/api/formula.rb b/Library/Homebrew/api/formula.rb
index adf2226ca9..7a0a390827 100644
--- a/Library/Homebrew/api/formula.rb
+++ b/Library/Homebrew/api/formula.rb
@@ -25,10 +25,14 @@ module Homebrew
                                                                      target: HOMEBREW_CACHE_API/"formula.jws.json"
 
           cache["aliases"] = {}
+          cache["renames"] = {}
           cache["formulae"] = json_formulae.to_h do |json_formula|
             json_formula["aliases"].each do |alias_name|
               cache["aliases"][alias_name] = json_formula["name"]
             end
+            (json_formula["oldnames"] || [json_formula["oldname"]].compact).each do |oldname|
+              cache["renames"][oldname] = json_formula["name"]
+            end
 
             [json_formula["name"], json_formula.except("name")]
           end
@@ -57,6 +61,16 @@ module Homebrew
           cache["aliases"]
         end
 
+        sig { returns(Hash) }
+        def all_renames
+          unless cache.key?("renames")
+            json_updated = download_and_cache_data!
+            write_names_and_aliases(regenerate: json_updated)
+          end
+
+          cache["renames"]
+        end
+
         sig { params(regenerate: T::Boolean).void }
         def write_names_and_aliases(regenerate: false)
           download_and_cache_data! unless cache.key?("formulae")
diff --git a/Library/Homebrew/tap.rb b/Library/Homebrew/tap.rb
index f72624c07e..1e79ac8890 100644
--- a/Library/Homebrew/tap.rb
+++ b/Library/Homebrew/tap.rb
@@ -933,9 +933,11 @@ class CoreTap < Tap
   # @private
   sig { returns(Hash) }
   def formula_renames
-    @formula_renames ||= begin
+    @formula_renames ||= if Homebrew::EnvConfig.no_install_from_api?
       self.class.ensure_installed!
       super
+    else
+      Homebrew::API::Formula.all_renames
     end
   end