src/maps.rs

@@ -44,19 +44,22 @@ impl<V: Copy, T: Clone> VertexMap<V, T> {
         self.capacity()
     }
 
-    /// Extends the internal data storage of the map to `capacity`, pre-filling any new slots with
-    /// the default value.
+    /// Expands the internal data storage capacity of the map to `capacity`. Does nothing if
+    /// capacity is already sufficient.
     ///
     /// Use this before writing data for new graph vertices to avoid incremental growth on the first
     /// write to each new vertex.
-    pub fn extend(&mut self, capacity: usize) {
-        self.inner.extend(capacity);
+    pub fn expand(&mut self, capacity: usize) {
+        self.inner.expand(capacity);
     }
 
-    #[deprecated(since = "0.2.4", note = "use 'extend(graph.vertex_capacity())' instead")]
+    #[deprecated(
+        since = "0.2.4",
+        note = "use 'expand(graph.vertex_capacity())' instead"
+    )]
     #[allow(missing_docs)]
     pub fn sync<G: GraphTopology<Vertex = V>>(&mut self, graph: &G) {
-        self.inner.extend(graph.vertex_capacity());
+        self.inner.expand(graph.vertex_capacity());
     }
 }
 
@@ -111,19 +114,19 @@ impl<E: Copy, T: Clone> EdgeMap<E, T> {
         self.capacity()
     }
 
-    /// Extends the internal data storage of the map to `capacity`, pre-filling any new slots with
-    /// the default value.
+    /// Expands the internal data storage capacity of the map to `capacity`. Does nothing if
+    /// capacity is already sufficient.
     ///
     /// Use this before writing data for new graph edges to avoid incremental growth on the first
     /// write to each new edge.
-    pub fn extend(&mut self, capacity: usize) {
-        self.inner.extend(capacity);
+    pub fn expand(&mut self, capacity: usize) {
+        self.inner.expand(capacity);
     }
 
-    #[deprecated(since = "0.2.4", note = "use 'extend(graph.edge_capacity())' instead")]
+    #[deprecated(since = "0.2.4", note = "use 'expand(graph.edge_capacity())' instead")]
     #[allow(missing_docs)]
     pub fn sync<G: GraphTopology<Edge = E>>(&mut self, graph: &G) {
-        self.inner.extend(graph.edge_capacity());
+        self.inner.expand(graph.edge_capacity());
     }
 }
 
@@ -160,7 +163,7 @@ impl<E: Copy, T: Clone> EntityMap<E, T> {
         self.data.len()
     }
 
-    pub fn extend(&mut self, capacity: usize) {
+    pub fn expand(&mut self, capacity: usize) {
         if capacity > self.data.capacity() {
             self.data.resize(capacity, self.default.clone());
         }