fix: Correct graph name handling for oxigraph update

Author: gtfierro

lib/src/io.rs

@@ -285,8 +285,8 @@ impl GraphIO for PersistentGraphIO {
         let graphname: GraphName = id.graphname()?;
 
         // 3. Load from bytes using bulk loader
-        if overwrite || !self.store.contains_named_graph(graphname.as_ref())? {
-            self.store.remove_named_graph(graphname.as_ref())?;
+        if overwrite || !self.store.contains_named_graph(graphname.clone())? {
+            self.store.remove_named_graph(graphname.clone())?;
             let parser = RdfParser::from_format(format.unwrap_or(RdfFormat::Turtle))
                 .with_default_graph(graphname.as_ref())
                 .without_named_graphs();
@@ -527,8 +527,8 @@ impl GraphIO for ExternalStoreGraphIO {
         let graphname: GraphName = id.graphname()?;
 
         // 3. Load from bytes using bulk loader
-        if overwrite || !self.store.contains_named_graph(graphname.as_ref())? {
-            self.store.remove_named_graph(graphname.as_ref())?;
+        if overwrite || !self.store.contains_named_graph(graphname.clone())? {
+            self.store.remove_named_graph(graphname.clone())?;
             let parser = RdfParser::from_format(format.unwrap_or(RdfFormat::Turtle))
                 .with_default_graph(graphname.as_ref())
                 .without_named_graphs();
@@ -697,8 +697,8 @@ impl GraphIO for MemoryGraphIO {
         let graphname: GraphName = id.graphname()?;
 
         // 3. Load from bytes using bulk loader
-        if overwrite || !self.store.contains_named_graph(graphname.as_ref())? {
-            self.store.remove_named_graph(graphname.as_ref())?;
+        if overwrite || !self.store.contains_named_graph(graphname.clone())? {
+            self.store.remove_named_graph(graphname.clone())?;
             let parser = RdfParser::from_format(format.unwrap_or(RdfFormat::Turtle))
                 .with_default_graph(graphname.as_ref())
                 .without_named_graphs();