Cache commonly used nodes in the world

1 files changed, 26 insertions, 0 deletions

diff --git a/src/world.c b/src/world.c
index 4230448a..0887cfe1 100644
--- a/src/world.c
+++ b/src/world.c
@@ -19,6 +19,7 @@
 #include "caret.h"
 #include "node.h"
 #include "serd_config.h"
+#include "serd_internal.h"
 #include "system.h"
 
 #if defined(USE_POSIX_FADVISE)
@@ -90,8 +91,26 @@ SerdWorld*
 serd_world_new(void)
 {
   SerdWorld* world = (SerdWorld*)calloc(1, sizeof(SerdWorld));
+  SerdNodes* nodes = serd_nodes_new();
+
+  const SerdStringView rdf_first   = SERD_STRING(NS_RDF "first");
+  const SerdStringView rdf_nil     = SERD_STRING(NS_RDF "nil");
+  const SerdStringView rdf_rest    = SERD_STRING(NS_RDF "rest");
+  const SerdStringView rdf_type    = SERD_STRING(NS_RDF "type");
+  const SerdStringView xsd_boolean = SERD_STRING(NS_XSD "boolean");
+  const SerdStringView xsd_decimal = SERD_STRING(NS_XSD "decimal");
+  const SerdStringView xsd_integer = SERD_STRING(NS_XSD "integer");
+
+  world->rdf_first   = serd_nodes_uri(nodes, rdf_first);
+  world->rdf_nil     = serd_nodes_uri(nodes, rdf_nil);
+  world->rdf_rest    = serd_nodes_uri(nodes, rdf_rest);
+  world->rdf_type    = serd_nodes_uri(nodes, rdf_type);
+  world->xsd_boolean = serd_nodes_uri(nodes, xsd_boolean);
+  world->xsd_decimal = serd_nodes_uri(nodes, xsd_decimal);
+  world->xsd_integer = serd_nodes_uri(nodes, xsd_integer);
 
   world->blank_node = serd_new_blank(SERD_STRING("b00000000000"));
+  world->nodes      = nodes;
 
   return world;
 }
@@ -101,10 +120,17 @@ serd_world_free(SerdWorld* const world)
 {
   if (world) {
     serd_node_free(world->blank_node);
+    serd_nodes_free(world->nodes);
     free(world);
   }
 }
 
+SerdNodes*
+serd_world_nodes(SerdWorld* const world)
+{
+  return world->nodes;
+}
+
 const SerdNode*
 serd_world_get_blank(SerdWorld* const world)
 {