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Fix slow editor load on large projects #95672

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Fix slow editor load on large projects #95672

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15 changes: 15 additions & 0 deletions editor/editor_file_system.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -255,6 +255,21 @@ void EditorFileSystem::_first_scan_process_scripts(const ScannedDirectory *p_sca
}

for (const String &scan_file : p_scan_dir->files) {
// Optimization to skip the ResourceLoader::get_resource_type for files
// that are not scripts. Some loader get_resource_type methods read the file
// which can be very slow on large projects.
String ext = scan_file.get_extension().to_lower();
bool is_script = false;
for (int i = 0; i < ScriptServer::get_language_count(); i++) {
if (ScriptServer::get_language(i)->get_extension() == ext) {
is_script = true;
break;
}
}
if (!is_script) {
continue; // Not a script.
}

String path = p_scan_dir->full_path.path_join(scan_file);
String type = ResourceLoader::get_resource_type(path);

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