From: Wolfgang Bangerth <bangerth@colostate.edu>
Date: Wed, 13 May 2020 21:23:00 +0000 (-0600)
Subject: Make the logic in step-50's main() function simpler.
X-Git-Tag: v9.2.0-rc2~7^2~12
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4443e70ce0a1e45bd06a57de262e80afdc11d365;p=dealii.git

Make the logic in step-50's main() function simpler.
---

diff --git a/examples/step-50/step-50.cc b/examples/step-50/step-50.cc
index 4f031dfa35..7e92b77d7d 100644
--- a/examples/step-50/step-50.cc
+++ b/examples/step-50/step-50.cc
@@ -1488,15 +1488,28 @@ int main(int argc, char *argv[])
 
   try
     {
-      if (settings.dimension == 2)
-        {
-          LaplaceProblem<2, 2> test(settings);
-          test.run();
-        }
-      else if (settings.dimension == 3)
+      constexpr unsigned int fe_degree = 2;
+
+      switch (settings.dimension)
         {
-          LaplaceProblem<3, 2> test(settings);
-          test.run();
+          case 2:
+            {
+              LaplaceProblem<2, fe_degree> test(settings);
+              test.run();
+
+              break;
+            }
+
+          case 3:
+            {
+              LaplaceProblem<3, fe_degree> test(settings);
+              test.run();
+
+              break;
+            }
+
+          default:
+            Assert(false, ExcMessage("This program only works in 2d and 3d."));
         }
     }
   catch (std::exception &exc)