Add serd_statement_matches()

1 files changed, 14 insertions, 0 deletions

diff --git a/include/serd/serd.h b/include/serd/serd.h
index 5d0f7290..cec77649 100644
--- a/include/serd/serd.h
+++ b/include/serd/serd.h
@@ -1177,6 +1177,20 @@ serd_statement_equals(const SerdStatement* SERD_NULLABLE a,
                       const SerdStatement* SERD_NULLABLE b);
 
 /**
+   Return true iff the statement matches the given pattern.
+
+   Nodes match if they are equivalent, or if one of them is NULL.  The
+   statement matches if every node matches.
+*/
+SERD_PURE_API
+bool
+serd_statement_matches(const SerdStatement* SERD_NONNULL statement,
+                       const SerdNode* SERD_NULLABLE     subject,
+                       const SerdNode* SERD_NULLABLE     predicate,
+                       const SerdNode* SERD_NULLABLE     object,
+                       const SerdNode* SERD_NULLABLE     graph);
+
+/**
    @}
    @defgroup serd_world World
    @{