Fixed Project::Build::get_debug_path() that was not correctly changing <project_directory_name> when inserted from <default_build_path>. Reported in #394

src/project_build.cc

@@ -1,6 +1,7 @@
 #include "project_build.h"
 #include "config.h"
 #include "filesystem.h"
+#include <boost/algorithm/string.hpp>
 
 std::unique_ptr<Project::Build> Project::Build::create(const boost::filesystem::path &path) {
   auto search_path = boost::filesystem::is_directory(path) ? path : path.parent_path();
@@ -51,17 +52,10 @@ boost::filesystem::path Project::Build::get_default_path() {
     return boost::filesystem::path();
 
   boost::filesystem::path default_build_path = Config::get().project.default_build_path;
-
-  const std::string path_variable_project_directory_name = "<project_directory_name>";
-  size_t pos = 0;
   auto default_build_path_string = default_build_path.string();
-  auto path_filename_string = project_path.filename().string();
-  while((pos = default_build_path_string.find(path_variable_project_directory_name, pos)) != std::string::npos) {
-    default_build_path_string.replace(pos, path_variable_project_directory_name.size(), path_filename_string);
-    pos += path_filename_string.size();
-  }
-  if(pos != 0)
-    default_build_path = default_build_path_string;
+
+  boost::replace_all(default_build_path_string, "<project_directory_name>", project_path.filename().string());
+  default_build_path = default_build_path_string;
 
   if(default_build_path.is_relative())
     default_build_path = project_path / default_build_path;
@@ -74,28 +68,12 @@ boost::filesystem::path Project::Build::get_debug_path() {
     return boost::filesystem::path();
 
   boost::filesystem::path debug_build_path = Config::get().project.debug_build_path;
-
-  const std::string path_variable_project_directory_name = "<project_directory_name>";
-  size_t pos = 0;
   auto debug_build_path_string = debug_build_path.string();
-  auto path_filename_string = project_path.filename().string();
-  while((pos = debug_build_path_string.find(path_variable_project_directory_name, pos)) != std::string::npos) {
-    debug_build_path_string.replace(pos, path_variable_project_directory_name.size(), path_filename_string);
-    pos += path_filename_string.size();
-  }
-  if(pos != 0)
-    debug_build_path = debug_build_path_string;
-
-  const std::string path_variable_default_build_path = "<default_build_path>";
-  pos = 0;
-  debug_build_path_string = debug_build_path.string();
-  auto default_build_path = Config::get().project.default_build_path;
-  while((pos = debug_build_path_string.find(path_variable_default_build_path, pos)) != std::string::npos) {
-    debug_build_path_string.replace(pos, path_variable_default_build_path.size(), default_build_path);
-    pos += default_build_path.size();
-  }
-  if(pos != 0)
-    debug_build_path = debug_build_path_string;
+
+  boost::replace_all(debug_build_path_string, "<default_build_path>", Config::get().project.default_build_path);
+
+  boost::replace_all(debug_build_path_string, "<project_directory_name>", project_path.filename().string());
+  debug_build_path = debug_build_path_string;
 
   if(debug_build_path.is_relative())
     debug_build_path = project_path / debug_build_path;