Expand datatype of literal nodes in serd_env_expand_node

1 files changed, 12 insertions, 1 deletions

diff --git a/src/env.c b/src/env.c
index ea098c1b..298d22e8 100644
--- a/src/env.c
+++ b/src/env.c
@@ -227,7 +227,18 @@ serd_env_expand_node(const SerdEnv*  env,
 {
 	switch (node->type) {
 	case SERD_LITERAL:
-		break;
+		if (serd_node_datatype(node)) {
+			SerdNode* datatype = serd_env_expand_node(
+				env, serd_node_datatype(node));
+			if (datatype) {
+				SerdNode* ret = serd_node_new_literal(serd_node_string(node),
+				                                      datatype,
+				                                      NULL);
+				serd_node_free(datatype);
+				return ret;
+			}
+		}
+		return NULL;
 	case SERD_URI:
 		return serd_node_new_resolved_uri_i(
 			serd_node_string(node), &env->base_uri);