From f6b260d7c4b04a353c6ca42bd07941251316740f Mon Sep 17 00:00:00 2001
From: hyuraku <32809703+hyuraku@users.noreply.github.com>
Date: Sun, 22 Mar 2020 22:00:32 +0900
Subject: [PATCH 1/3] audit whether prerelease or not

---
 Library/Homebrew/dev-cmd/audit.rb | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Library/Homebrew/dev-cmd/audit.rb b/Library/Homebrew/dev-cmd/audit.rb
index d83a5bea1d..67028a2a6a 100644
--- a/Library/Homebrew/dev-cmd/audit.rb
+++ b/Library/Homebrew/dev-cmd/audit.rb
@@ -795,6 +795,13 @@ module Homebrew
         return if stable_url_minor_version.even?
 
         problem "#{stable.version} is a development release"
+      when  %r(^https://github.com/)
+        repo_url = URI.parse(stable.url)
+        path = repo_url.path.split('/')
+        owner = path[1]
+        repo = path[2]
+        return unless GitHub.open_api("#{GitHub::API_URL}/repos/#{owner}/#{repo}/releases/tags/#{stable.version}")["prerelease"]
+        problem "#{stable.version} is a pre release"
       end
     end
 

From a6fcc94249441c1d26257d16c4d208907bfdd86a Mon Sep 17 00:00:00 2001
From: hyuraku <32809703+hyuraku@users.noreply.github.com>
Date: Sun, 22 Mar 2020 22:18:00 +0900
Subject: [PATCH 2/3] repair style

---
 Library/Homebrew/dev-cmd/audit.rb | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/Library/Homebrew/dev-cmd/audit.rb b/Library/Homebrew/dev-cmd/audit.rb
index 67028a2a6a..1805ff5fa4 100644
--- a/Library/Homebrew/dev-cmd/audit.rb
+++ b/Library/Homebrew/dev-cmd/audit.rb
@@ -795,13 +795,14 @@ module Homebrew
         return if stable_url_minor_version.even?
 
         problem "#{stable.version} is a development release"
-      when  %r(^https://github.com/)
+      when %r{^https://github.com/}
         repo_url = URI.parse(stable.url)
-        path = repo_url.path.split('/')
+        path = repo_url.path.split("/")
         owner = path[1]
         repo = path[2]
-        return unless GitHub.open_api("#{GitHub::API_URL}/repos/#{owner}/#{repo}/releases/tags/#{stable.version}")["prerelease"]
-        problem "#{stable.version} is a pre release"
+        if GitHub.open_api("#{GitHub::API_URL}/repos/#{owner}/#{repo}/releases/tags/#{stable.version}")["prerelease"]
+          problem "#{stable.version} is a pre release"
+        end
       end
     end
 

From fa80296ab4de396ff91d3803d26c313fb4a98622 Mon Sep 17 00:00:00 2001
From: hyuraku <32809703+hyuraku@users.noreply.github.com>
Date: Sun, 22 Mar 2020 23:25:13 +0900
Subject: [PATCH 3/3] repair notation

---
 Library/Homebrew/dev-cmd/audit.rb | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/Library/Homebrew/dev-cmd/audit.rb b/Library/Homebrew/dev-cmd/audit.rb
index 1805ff5fa4..dc8ea8d603 100644
--- a/Library/Homebrew/dev-cmd/audit.rb
+++ b/Library/Homebrew/dev-cmd/audit.rb
@@ -796,12 +796,9 @@ module Homebrew
 
         problem "#{stable.version} is a development release"
       when %r{^https://github.com/}
-        repo_url = URI.parse(stable.url)
-        path = repo_url.path.split("/")
-        owner = path[1]
-        repo = path[2]
+        _, owner, repo, = URI.parse(stable.url).path.split("/")
         if GitHub.open_api("#{GitHub::API_URL}/repos/#{owner}/#{repo}/releases/tags/#{stable.version}")["prerelease"]
-          problem "#{stable.version} is a pre release"
+          problem "#{stable.version} is a GitHub prerelease"
         end
       end
     end