style: separate make commands

Library/Homebrew/dev-cmd/audit.rb

@@ -858,9 +858,6 @@ module Homebrew
         )
       end
 
-      # TODO: check could be in RuboCop
-      problem "Use separate make calls" if line.include?("make && make")
-
       if line =~ /JAVA_HOME/i &&
          [formula.name, *formula.deps.map(&:name)].none? { |name| name.match?(/^openjdk(@|$)/) } &&
          formula.requirements.none? { |req| req.is_a?(JavaRequirement) }

Library/Homebrew/rubocops/text.rb

@@ -62,6 +62,13 @@ module RuboCop
           find_method_with_args(body_node, :system, "cargo", "build") do
             problem "use \"cargo\", \"install\", *std_cargo_args"
           end
+
+          find_every_method_call_by_name(body_node, :system).each do |m|
+            next unless parameters_passed?(m, /make && make/)
+
+            offending_node(m)
+            problem "Use separate `make` calls"
+          end
         end
       end
     end

Library/Homebrew/test/rubocops/text_spec.rb

@@ -215,5 +215,16 @@ describe RuboCop::Cop::FormulaAudit::Text do
         end
       RUBY
     end
+
+    it "When make calls are not separated" do
+      expect_offense(<<~RUBY)
+        class Foo < Formula
+          def install
+            system "make && make install"
+            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Use separate `make` calls
+          end
+        end
+      RUBY
+    end
   end
 end