Language server: no longer tries to rename source files outside of project path

src/source_language_protocol.cc

@@ -601,8 +601,14 @@ void Source::LanguageProtocolView::setup_navigation_and_refactoring() {
       auto iter=get_buffer()->get_insert()->get_iter();
       std::vector<Usages> usages;
       std::promise<void> result_processed;
-      client->write_request("textDocument/rename", "\"textDocument\":{\"uri\":\""+uri+"\"}, \"position\": {\"line\": "+std::to_string(iter.get_line())+", \"character\": "+std::to_string(iter.get_line_offset())+"}, \"newName\": \""+text+"\"", [&usages, &result_processed](const boost::property_tree::ptree &result, bool error) {
+      client->write_request("textDocument/rename", "\"textDocument\":{\"uri\":\""+uri+"\"}, \"position\": {\"line\": "+std::to_string(iter.get_line())+", \"character\": "+std::to_string(iter.get_line_offset())+"}, \"newName\": \""+text+"\"", [this, &usages, &result_processed](const boost::property_tree::ptree &result, bool error) {
         if(!error) {
+          boost::filesystem::path project_path;
+          auto build=Project::Build::create(file_path);
+          if(!build->project_path.empty())
+            project_path=build->project_path;
+          else
+            project_path=file_path.parent_path();
           try {
             auto changes_it=result.find("changes");
             if(changes_it!=result.not_found()) {
@@ -610,6 +616,7 @@ void Source::LanguageProtocolView::setup_navigation_and_refactoring() {
                 auto path=file_it->first;
                 if(path.size()>=7) {
                   path.erase(0, 7);
+                  if(filesystem::file_in_path(path, project_path)) {
                     usages.emplace_back(Usages{path, nullptr, std::vector<std::pair<Offset, Offset>>()});
                     for(auto edit_it=file_it->second.begin();edit_it!=file_it->second.end();++edit_it) {
                       auto range_it=edit_it->second.find("range");
@@ -624,6 +631,7 @@ void Source::LanguageProtocolView::setup_navigation_and_refactoring() {
                   }
                 }
               }
+            }
             else {
               auto changes_pt=result.get_child("documentChanges", boost::property_tree::ptree());
               for(auto change_it=changes_pt.begin();change_it!=changes_pt.end();++change_it) {
@@ -632,6 +640,7 @@ void Source::LanguageProtocolView::setup_navigation_and_refactoring() {
                   auto path=document_it->second.get<std::string>("uri", "");
                   if(path.size()>=7) {
                     path.erase(0, 7);
+                    if(filesystem::file_in_path(path, project_path)) {
                       usages.emplace_back(Usages{path, std::make_unique<std::string>(), std::vector<std::pair<Offset, Offset>>()});
                       auto edits_pt=change_it->second.get_child("edits", boost::property_tree::ptree());
                       for(auto edit_it=edits_pt.begin();edit_it!=edits_pt.end();++edit_it) {
@@ -657,6 +666,7 @@ void Source::LanguageProtocolView::setup_navigation_and_refactoring() {
                 }
               }
             }
+          }
           catch(...) {
             usages.clear();
           }