clang-tidy; readability-braces-around-statements.

Applications/DataExplorer/DataView/DiagramView/DiagramList.cpp

@@ -34,7 +34,9 @@ float DiagramList::calcMinXValue()
         _coords.begin(), _coords.end(),
         [](auto const& c0, auto const& c1) { return c0.first < c1.first; });
     if (min != _coords.end())
+    {
         return min->first;
+    }
     return std::numeric_limits<float>::max();
 }
 

Applications/FileIO/GocadIO/GocadAsciiReader.cpp

@@ -537,7 +537,9 @@ MeshLib::Mesh* createMesh(std::ifstream& in, DataType type,
     return_val = parser(in, nodes, elems, node_id_map, mesh_prop);
 
     if (return_val)
+    {
         return new MeshLib::Mesh(mesh_name, nodes, elems, mesh_prop);
+    }
     ERR("Error parsing %s %s.", dataType2ShortString(type).c_str(),
         mesh_name.c_str());
     clearData(nodes, elems);

Applications/Utils/FileConverter/GocadTSurfaceReader.cpp

@@ -74,9 +74,13 @@ int main(int argc, char* argv[])
 
     FileIO::Gocad::DataType t(FileIO::Gocad::DataType::ALL);
     if (export_lines_arg.isSet())
+    {
         t = FileIO::Gocad::DataType::PLINE;
+    }
     if (export_surfaces_arg.isSet())
+    {
         t = FileIO::Gocad::DataType::TSURF;
+    }
     std::vector<std::unique_ptr<MeshLib::Mesh>> meshes;
     if (!FileIO::Gocad::GocadAsciiReader::readFile(file_name, meshes, t))
     {
@@ -90,7 +94,9 @@ int main(int argc, char* argv[])
     for (auto& mesh : meshes)
     {
         if (mesh == nullptr)
+        {
             continue;
+        }
         INFO("Writing mesh \"%s\"", mesh->getName().c_str());
         int data_mode = (write_binary) ? 2 : 0;
         bool compressed = (write_binary);

Applications/Utils/FileConverter/Mesh2Shape.cpp

@@ -46,6 +46,8 @@ int main(int argc, char* argv[])
     std::unique_ptr<MeshLib::Mesh> const mesh(
         MeshLib::IO::readMeshFromFile(file_name));
     if (FileIO::SHPInterface::write2dMeshToSHP(output_arg.getValue(), *mesh))
+    {
         return EXIT_SUCCESS;
+    }
     return EXIT_FAILURE;
 }

Applications/Utils/MeshGeoTools/createIntermediateRasters.cpp

@@ -56,7 +56,9 @@ int main(int argc, char* argv[])
         FileIO::AsciiRasterInterface::readRaster(input2_arg.getValue()));
 
     if (dem1 == nullptr || dem2 == nullptr)
+    {
         return 1;
+    }
 
     GeoLib::RasterHeader const& h1 = dem1->getHeader();
     GeoLib::RasterHeader const& h2 = dem2->getHeader();
@@ -89,7 +91,9 @@ int main(int argc, char* argv[])
     }
 
     if (errors_found)
+    {
         return 2;
+    }
 
     std::size_t const n = number_arg.getValue();
     std::vector<std::vector<double>> raster;
@@ -111,7 +115,9 @@ int main(int argc, char* argv[])
         if (*it1 == h1.no_data || *it2 == h2.no_data)
         {
             for (std::size_t i = 0; i < n; ++i)
+            {
                 raster[i].push_back(h1.no_data);
+            }
         }
         else
         {
@@ -119,7 +125,9 @@ int main(int argc, char* argv[])
             double const max = std::max(*it1, *it2);
             double const step = (max - min) / static_cast<double>(n + 1);
             for (std::size_t i = 0; i < n; ++i)
+            {
                 raster[i].push_back(min + ((i+1) * step));
+            }
         }
         it2++;
     }

MaterialLib/Fluid/FluidType/FluidType.cpp

@@ -17,11 +17,17 @@ namespace FluidType
 Fluid_Type strToFluidType(std::string const& s)
 {
     if (s == "incompressible_fluid")
+    {
         return Fluid_Type::INCOMPRESSIBLE_FLUID;
+    }
     if (s == "compressible_fluid")
+    {
         return Fluid_Type::COMPRESSIBLE_FLUID;
+    }
     if (s == "ideal_gas")
+    {
         return Fluid_Type::IDEAL_GAS;
+    }
     OGS_FATAL("This fluid type is unavailable. The available types are \n"
                "incompressible_fluid, compressible_fluid and ideal_gas.\n");
 }

ProcessLib/ThermoMechanics/ThermoMechanicsProcess.cpp

@@ -433,7 +433,9 @@ void ThermoMechanicsProcess<DisplacementDim>::postTimestepConcreteProcess(
     int const process_id)
 {
     if (process_id != _process_data.mechanics_process_id)
+    {
         return;
+    }
 
     DBUG("PostTimestep ThermoMechanicsProcess.");