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Fix accessing UID before first scan

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Hilderin 2025-02-06 21:46:19 -05:00
parent 36d90c73a8
commit 9457666bba
5 changed files with 115 additions and 9 deletions
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13
core/io/resource_uid.cpp
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@ -154,6 +154,19 @@ String ResourceUID::get_id_path(ID p_id) const {
ERR_FAIL_COND_V_MSG(p_id == INVALID_ID, String(), "Invalid UID.");
MutexLock l(mutex);
const ResourceUID::Cache *cache = unique_ids.getptr(p_id);
#if TOOLS_ENABLED
// On startup, the scan_for_uid_on_startup callback should be set and will
// execute EditorFileSystem::scan_for_uid, which scans all project files
// to reload the UID cache before the first scan.
// Note: EditorFileSystem::scan_for_uid sets scan_for_uid_on_startup to nullptr
// once the first scan_for_uid is complete.
if (!cache && scan_for_uid_on_startup) {
scan_for_uid_on_startup();
cache = unique_ids.getptr(p_id);
}
#endif
ERR_FAIL_COND_V_MSG(!cache, String(), vformat("Unrecognized UID: \"%s\".", id_to_text(p_id)));
const CharString &cs = cache->cs;
return String::utf8(cs.ptr());