Update builder method

crates/fj-kernel/src/builder/edge.rs

@@ -3,12 +3,9 @@ use iter_fixed::IntoIteratorFixed;
 
 use crate::{
     insert::Insert,
-    objects::{
-        Curve, GlobalVertex, Objects, Surface, Vertex,
-        VerticesInNormalizedOrder,
-    },
+    objects::{Curve, Objects, Surface, Vertex, VerticesInNormalizedOrder},
     partial::{
-        HasPartial, MaybePartial, PartialCurve, PartialGlobalEdge,
+        MaybePartial, PartialCurve, PartialGlobalEdge, PartialGlobalVertex,
         PartialHalfEdge, PartialSurfaceVertex, PartialVertex,
     },
     storage::Handle,
@@ -82,10 +79,11 @@ impl HalfEdgeBuilder for PartialHalfEdge {
             .vertices()
             .map(|[global_form, _]| global_form)
             .unwrap_or_else(|| {
-                let mut global_vertex = GlobalVertex::partial();
-                global_vertex
-                    .update_from_curve_and_position(curve.clone(), a_curve);
-                global_vertex.into()
+                PartialGlobalVertex::from_curve_and_position(
+                    curve.clone(),
+                    a_curve,
+                )
+                .into()
             });
 
         let surface_vertex = PartialSurfaceVertex {

crates/fj-kernel/src/builder/vertex.rs

@@ -37,11 +37,10 @@ impl SurfaceVertexBuilder for PartialSurfaceVertex {
 /// Builder API for [`PartialGlobalVertex`]
 pub trait GlobalVertexBuilder {
     /// Update partial global vertex from the given curve and position on it
-    fn update_from_curve_and_position(
-        &mut self,
+    fn from_curve_and_position(
         curve: impl Into<MaybePartial<Curve>>,
         position: impl Into<Point<1>>,
-    ) -> &mut Self;
+    ) -> Self;
 
     /// Update partial global vertex from the given surface and position on it
     fn update_from_surface_and_position(
@@ -52,11 +51,10 @@ pub trait GlobalVertexBuilder {
 }
 
 impl GlobalVertexBuilder for PartialGlobalVertex {
-    fn update_from_curve_and_position(
-        &mut self,
+    fn from_curve_and_position(
         curve: impl Into<MaybePartial<Curve>>,
         position: impl Into<Point<1>>,
-    ) -> &mut Self {
+    ) -> Self {
         let curve = curve.into().into_partial();
 
         let path = curve.path.expect(
@@ -67,7 +65,11 @@ impl GlobalVertexBuilder for PartialGlobalVertex {
         );
 
         let position_surface = path.point_from_path_coords(position);
-        self.update_from_surface_and_position(&surface, position_surface)
+
+        let mut global_vertex = PartialGlobalVertex::default();
+        global_vertex
+            .update_from_surface_and_position(&surface, position_surface);
+        global_vertex
     }
 
     fn update_from_surface_and_position(