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-rw-r--r--serd/serd.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/serd/serd.h b/serd/serd.h
index 4dd7e7bd..d57dc00c 100644
--- a/serd/serd.h
+++ b/serd/serd.h
@@ -1123,11 +1123,13 @@ SerdNode*
serd_env_qualify(const SerdEnv* env, const SerdNode* uri);
/**
- Expand `node`, transforming CURIEs into URIs
+ Expand `node`, transforming CURIEs and URI references into absolute URIs.
If `node` is a literal, its datatype is expanded if necessary.
- Returns null if `node` can not be expanded.
+ For simple nodes that do not require expansion, a copy is returned. Null is
+ returned if `node` is/contains a CURIE or relative URI that can not be
+ expanded.
*/
SERD_API
SerdNode*