use IndividualId for add_node_*

Author: molpopgen

src/table_collection.rs

@@ -283,23 +283,23 @@ impl TableCollection {
     }
 
     /// Add a row to the node table
-    pub fn add_node(
+    pub fn add_node<I: Into<IndividualId>>(
         &mut self,
         flags: ll_bindings::tsk_flags_t,
         time: f64,
         population: tsk_id_t,
-        individual: tsk_id_t,
+        individual: I,
     ) -> Result<NodeId, TskitError> {
         self.add_node_with_metadata(flags, time, population, individual, None)
     }
 
     /// Add a row with metadata to the node table
-    pub fn add_node_with_metadata(
+    pub fn add_node_with_metadata<I: Into<IndividualId>>(
         &mut self,
         flags: ll_bindings::tsk_flags_t,
         time: f64,
         population: tsk_id_t,
-        individual: tsk_id_t,
+        individual: I,
         metadata: Option<&dyn MetadataRoundtrip>,
     ) -> Result<NodeId, TskitError> {
         let md = EncodedMetadata::new(metadata)?;
@@ -309,7 +309,7 @@ impl TableCollection {
                 flags,
                 time,
                 population,
-                individual,
+                individual.into().0,
                 md.as_ptr(),
                 md.len(),
             )