Get rid of single-line if statements

Change-Id: I2b603563c650e83354af95ee6fb2fb4c9134fe86
diff --git a/src/interpreter.cpp b/src/interpreter.cpp
index cd84983..3b52960 100644
--- a/src/interpreter.cpp
+++ b/src/interpreter.cpp
@@ -100,8 +100,9 @@
     std::cout << "Possible nodes:" << std::endl;
     auto recursion{Recursion::NonRecursive};
     for (auto it : ls.m_options) {
-        if (it == LsOption::Recursive)
+        if (it == LsOption::Recursive) {
             recursion = Recursion::Recursive;
+        }
     }
 
     auto toPrint = m_datastore.schema()->availableNodes(toCanonicalPath(ls.m_path), recursion);
@@ -218,12 +219,13 @@
 
 void Interpreter::operator()(const help_& help) const
 {
-    if (help.m_cmd)
+    if (help.m_cmd) {
         std::cout << boost::apply_visitor(commandLongHelpVisitor(), help.m_cmd.get()) << std::endl;
-    else
+    } else {
         boost::mpl::for_each<CommandTypes, boost::type<boost::mpl::_>>([](auto cmd) {
             std::cout << commandShortHelpVisitor()(cmd) << std::endl;
         });
+    }
 }
 
 template <typename PathType>