lib/scout/misc/system.rb in scout-gear-7.3.0 vs lib/scout/misc/system.rb in scout-gear-8.0.0

@@ -10,6 +10,16 @@
       else
         ENV[var] += sep + value
       end
     end
   end
+
+  def self.with_env(var, value, &block)
+    old_value = ENV[var]
+    begin
+      ENV[var] = value
+      yield
+    ensure
+      ENV[var] = old_value
+    end
+  end
 end