From: Luca Heltai <luca.heltai@sissa.it>
Date: Wed, 13 Jan 2021 15:19:18 +0000 (+0100)
Subject: Fixed WB comments.
X-Git-Tag: v9.3.0-rc1~649^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8cd0e68e0d898287a15ec1b72561ba2f87de6dd8;p=dealii.git

Fixed WB comments.
---

diff --git a/include/deal.II/base/parameter_acceptor.h b/include/deal.II/base/parameter_acceptor.h
index 51653b9f3a..d880718730 100644
--- a/include/deal.II/base/parameter_acceptor.h
+++ b/include/deal.II/base/parameter_acceptor.h
@@ -519,11 +519,11 @@ public:
   /**
    * Add the given @p subsection to the global path stored in this class.
    *
-   * This function changes the behaviour of enter_my_subsection(), by
+   * This function changes the behavior of enter_my_subsection(), by
    * appending a new subsection to the path stored in this class.
    *
    * This method can be used to split the parameters of this class into
-   * subsections, while still maintaining the general behaviour of this
+   * subsections, while still maintaining the general behavior of this
    * class.
    *
    * An example usage is given by the following snippet:
diff --git a/source/base/parameter_acceptor.cc b/source/base/parameter_acceptor.cc
index 1dfbcfb8a9..f1380d2a8a 100644
--- a/source/base/parameter_acceptor.cc
+++ b/source/base/parameter_acceptor.cc
@@ -204,9 +204,10 @@ ParameterAcceptor::enter_subsection(const std::string &subsection)
   AssertThrow(subsection.find(sep) == std::string::npos,
               ExcMessage(
                 "A subsection name cannot contain the special character '/'"));
-  // First the easy case.
-  if (subsection == "")
-    return;
+
+  AssertThrow(subsection != "",
+              ExcMessage("Cannot create an empty subsection."));
+
   subsections.push_back(subsection);
 }