1 files changed, 15 insertions, 0 deletions
diff --git a/Library/Homebrew/diagnostic.rb b/Library/Homebrew/diagnostic.rb
index 8bce63559..020be9053 100644
--- a/Library/Homebrew/diagnostic.rb
+++ b/Library/Homebrew/diagnostic.rb
@@ -85,6 +85,21 @@ module Homebrew
       end
       ############# END HELPERS
 
+      def all_development_tools_checks
+        %w[
+          check_for_installed_developer_tools
+        ]
+      end
+
+      def check_for_installed_developer_tools
+        return if DevelopmentTools.installed?
+
+        <<-EOS.undent
+          No developer tools installed.
+          Install clang or gcc.
+        EOS
+      end
+
       # See https://github.com/Homebrew/legacy-homebrew/pull/9986
       def check_path_for_trailing_slashes
         all_paths = ENV["PATH"].split(File::PATH_SEPARATOR)