Add support for parsing variables

This adds a reader flag and serdi option for extending a syntax with support
for SPARQL-like variables, for storing things like patterns or simple queries.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/node.c b/src/node.c
index bd306875..70f53033 100644
--- a/src/node.c
+++ b/src/node.c
@@ -170,7 +170,8 @@ result(const SerdStatus status, const size_t count)
 SerdNode*
 serd_new_simple_node(const SerdNodeType type, const SerdStringView str)
 {
-  if (type != SERD_BLANK && type != SERD_CURIE && type != SERD_URI) {
+  if (type != SERD_BLANK && type != SERD_CURIE && type != SERD_URI &&
+      type != SERD_VARIABLE) {
     return NULL;
   }