From 4fed4529d3021e2f766135c7f4c432ba68ad5aeb Mon Sep 17 00:00:00 2001
From: Anatoli Babenia <anatoli@rainforce.org>
Date: Thu, 23 Nov 2023 18:06:40 +0300
Subject: [PATCH] Raise when formula name is empty

P.S. That still doesn't check if the name is invalid, like "34"
---
 Library/Homebrew/formula_creator.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Library/Homebrew/formula_creator.rb b/Library/Homebrew/formula_creator.rb
index 3c7b3933d7b64..14ea817481aa3 100644
--- a/Library/Homebrew/formula_creator.rb
+++ b/Library/Homebrew/formula_creator.rb
@@ -50,6 +50,7 @@ def head?
     end
 
     def write_formula!
+      raise "name should not be empty" if @name.to_s == ''
       path = @tap.new_formula_path(@name)
       raise "#{path} already exists" if path.exist?