Simplify use of MaybePartial

crates/fj-kernel/src/algorithms/approx/curve.rs

@@ -200,7 +200,6 @@ mod tests {
         objects::{Curve, Objects, Surface},
         partial::HasPartial,
         path::GlobalPath,
-        storage::Handle,
     };
 
     use super::CurveApprox;
@@ -212,7 +211,7 @@ mod tests {
         let surface = objects
             .surfaces
             .insert(Surface::new(GlobalPath::x_axis(), [0., 0., 1.]));
-        let curve = Handle::<Curve>::partial()
+        let curve = Curve::partial()
             .with_surface(Some(surface))
             .as_line_from_points([[1., 1.], [2., 1.]])
             .build(&objects);
@@ -231,7 +230,7 @@ mod tests {
             GlobalPath::circle_from_radius(1.),
             [0., 0., 1.],
         ));
-        let curve = Handle::<Curve>::partial()
+        let curve = Curve::partial()
             .with_surface(Some(surface))
             .as_line_from_points([[1., 1.], [1., 2.]])
             .build(&objects);
@@ -248,7 +247,7 @@ mod tests {
 
         let path = GlobalPath::circle_from_radius(1.);
         let surface = objects.surfaces.insert(Surface::new(path, [0., 0., 1.]));
-        let curve = Handle::<Curve>::partial()
+        let curve = Curve::partial()
             .with_surface(Some(surface.clone()))
             .as_line_from_points([[0., 1.], [1., 1.]])
             .build(&objects);
@@ -279,7 +278,7 @@ mod tests {
         let surface = objects
             .surfaces
             .insert(Surface::new(GlobalPath::x_axis(), [0., 0., 1.]));
-        let curve = Handle::<Curve>::partial()
+        let curve = Curve::partial()
             .with_surface(Some(surface))
             .as_circle_from_radius(1.)
             .build(&objects);

crates/fj-kernel/src/algorithms/intersect/curve_edge.rs

@@ -77,7 +77,6 @@ mod tests {
     use crate::{
         objects::{Curve, HalfEdge, Objects},
         partial::HasPartial,
-        storage::Handle,
     };
 
     use super::CurveEdgeIntersection;
@@ -87,11 +86,11 @@ mod tests {
         let objects = Objects::new();
 
         let surface = objects.surfaces.xy_plane();
-        let curve = Handle::<Curve>::partial()
+        let curve = Curve::partial()
             .with_surface(Some(surface.clone()))
             .as_u_axis()
             .build(&objects);
-        let half_edge = Handle::<HalfEdge>::partial()
+        let half_edge = HalfEdge::partial()
             .with_surface(Some(surface))
             .as_line_segment_from_points([[1., -1.], [1., 1.]])
             .build(&objects);
@@ -111,11 +110,11 @@ mod tests {
         let objects = Objects::new();
 
         let surface = objects.surfaces.xy_plane();
-        let curve = Handle::<Curve>::partial()
+        let curve = Curve::partial()
             .with_surface(Some(surface.clone()))
             .as_u_axis()
             .build(&objects);
-        let half_edge = Handle::<HalfEdge>::partial()
+        let half_edge = HalfEdge::partial()
             .with_surface(Some(surface))
             .as_line_segment_from_points([[-1., -1.], [-1., 1.]])
             .build(&objects);
@@ -135,11 +134,11 @@ mod tests {
         let objects = Objects::new();
 
         let surface = objects.surfaces.xy_plane();
-        let curve = Handle::<Curve>::partial()
+        let curve = Curve::partial()
             .with_surface(Some(surface.clone()))
             .as_u_axis()
             .build(&objects);
-        let half_edge = Handle::<HalfEdge>::partial()
+        let half_edge = HalfEdge::partial()
             .with_surface(Some(surface))
             .as_line_segment_from_points([[-1., -1.], [1., -1.]])
             .build(&objects);
@@ -154,11 +153,11 @@ mod tests {
         let objects = Objects::new();
 
         let surface = objects.surfaces.xy_plane();
-        let curve = Handle::<Curve>::partial()
+        let curve = Curve::partial()
             .with_surface(Some(surface.clone()))
             .as_u_axis()
             .build(&objects);
-        let half_edge = Handle::<HalfEdge>::partial()
+        let half_edge = HalfEdge::partial()
             .with_surface(Some(surface))
             .as_line_segment_from_points([[-1., 0.], [1., 0.]])
             .build(&objects);

crates/fj-kernel/src/algorithms/intersect/curve_face.rs

@@ -152,7 +152,6 @@ mod tests {
     use crate::{
         objects::{Curve, Face, Objects},
         partial::HasPartial,
-        storage::Handle,
     };
 
     use super::CurveFaceIntersection;
@@ -163,7 +162,7 @@ mod tests {
 
         let surface = objects.surfaces.xy_plane();
 
-        let curve = Handle::<Curve>::partial()
+        let curve = Curve::partial()
             .with_surface(Some(surface.clone()))
             .as_line_from_points([[-3., 0.], [-2., 0.]])
             .build(&objects);

crates/fj-kernel/src/algorithms/intersect/face_face.rs

@@ -62,7 +62,6 @@ mod tests {
         algorithms::intersect::CurveFaceIntersection,
         objects::{Curve, Face, Objects},
         partial::HasPartial,
-        storage::Handle,
     };
 
     use super::FaceFaceIntersection;
@@ -112,7 +111,7 @@ mod tests {
         let intersection = FaceFaceIntersection::compute([&a, &b], &objects);
 
         let expected_curves = surfaces.map(|surface| {
-            Handle::<Curve>::partial()
+            Curve::partial()
                 .with_surface(Some(surface))
                 .as_line_from_points([[0., 0.], [1., 0.]])
                 .build(&objects)

crates/fj-kernel/src/algorithms/intersect/surface_surface.rs

@@ -90,7 +90,6 @@ mod tests {
         algorithms::transform::TransformObject,
         objects::{Curve, Objects},
         partial::HasPartial,
-        storage::Handle,
     };
 
     use super::SurfaceSurfaceIntersection;
@@ -117,11 +116,11 @@ mod tests {
             None,
         );
 
-        let expected_xy = Handle::<Curve>::partial()
+        let expected_xy = Curve::partial()
             .with_surface(Some(xy.clone()))
             .as_u_axis()
             .build(&objects);
-        let expected_xz = Handle::<Curve>::partial()
+        let expected_xz = Curve::partial()
             .with_surface(Some(xz.clone()))
             .as_u_axis()
             .build(&objects);

crates/fj-kernel/src/algorithms/sweep/edge.rs

@@ -182,14 +182,13 @@ mod tests {
         algorithms::{reverse::Reverse, sweep::Sweep},
         objects::{Cycle, Face, HalfEdge, Objects, SurfaceVertex, Vertex},
         partial::HasPartial,
-        storage::Handle,
     };
 
     #[test]
     fn sweep() {
         let objects = Objects::new();
 
-        let half_edge = Handle::<HalfEdge>::partial()
+        let half_edge = HalfEdge::partial()
             .with_surface(Some(objects.surfaces.xy_plane()))
             .as_line_segment_from_points([[0., 0.], [1., 0.]])
             .build(&objects);
@@ -199,53 +198,43 @@ mod tests {
         let expected_face = {
             let surface = objects.surfaces.xz_plane();
 
-            let bottom = Handle::<HalfEdge>::partial()
+            let bottom = HalfEdge::partial()
                 .with_surface(Some(surface.clone()))
                 .as_line_segment_from_points([[0., 0.], [1., 0.]])
                 .build(&objects);
-            let side_up = Handle::<HalfEdge>::partial()
+            let side_up = HalfEdge::partial()
                 .with_surface(Some(surface.clone()))
-                .with_back_vertex(Some(
-                    Handle::<Vertex>::partial().with_surface_form(Some(
-                        bottom.front().surface_form().clone(),
-                    )),
-                ))
-                .with_front_vertex(Some(
-                    Handle::<Vertex>::partial().with_surface_form(Some(
-                        Handle::<SurfaceVertex>::partial()
-                            .with_position(Some([1., 1.])),
-                    )),
-                ))
+                .with_back_vertex(Some(Vertex::partial().with_surface_form(
+                    Some(bottom.front().surface_form().clone()),
+                )))
+                .with_front_vertex(Some(Vertex::partial().with_surface_form(
+                    Some(
+                        SurfaceVertex::partial().with_position(Some([1., 1.])),
+                    ),
+                )))
                 .as_line_segment()
                 .build(&objects);
-            let top = Handle::<HalfEdge>::partial()
+            let top = HalfEdge::partial()
                 .with_surface(Some(surface.clone()))
-                .with_back_vertex(Some(
-                    Handle::<Vertex>::partial().with_surface_form(Some(
-                        Handle::<SurfaceVertex>::partial()
-                            .with_position(Some([0., 1.])),
-                    )),
-                ))
-                .with_front_vertex(Some(
-                    Handle::<Vertex>::partial().with_surface_form(Some(
-                        side_up.front().surface_form().clone(),
-                    )),
-                ))
+                .with_back_vertex(Some(Vertex::partial().with_surface_form(
+                    Some(
+                        SurfaceVertex::partial().with_position(Some([0., 1.])),
+                    ),
+                )))
+                .with_front_vertex(Some(Vertex::partial().with_surface_form(
+                    Some(side_up.front().surface_form().clone()),
+                )))
                 .as_line_segment()
                 .build(&objects)
                 .reverse(&objects);
-            let side_down = Handle::<HalfEdge>::partial()
+            let side_down = HalfEdge::partial()
                 .with_surface(Some(surface.clone()))
-                .with_back_vertex(Some(
-                    Handle::<Vertex>::partial().with_surface_form(Some(
-                        bottom.back().surface_form().clone(),
-                    )),
-                ))
-                .with_front_vertex(Some(
-                    Handle::<Vertex>::partial().with_surface_form(Some(
-                        top.front().surface_form().clone(),
-                    )),
-                ))
+                .with_back_vertex(Some(Vertex::partial().with_surface_form(
+                    Some(bottom.back().surface_form().clone()),
+                )))
+                .with_front_vertex(Some(Vertex::partial().with_surface_form(
+                    Some(top.front().surface_form().clone()),
+                )))
                 .as_line_segment()
                 .build(&objects)
                 .reverse(&objects);

crates/fj-kernel/src/algorithms/sweep/face.rs

@@ -84,7 +84,6 @@ mod tests {
         algorithms::{reverse::Reverse, transform::TransformObject},
         objects::{Face, HalfEdge, Objects, Sketch},
         partial::HasPartial,
-        storage::Handle,
     };
 
     use super::Sweep;
@@ -116,7 +115,7 @@ mod tests {
 
         let triangle = TRIANGLE.as_slice();
         let mut side_faces = triangle.array_windows_ext().map(|&[a, b]| {
-            let half_edge = Handle::<HalfEdge>::partial()
+            let half_edge = HalfEdge::partial()
                 .with_surface(Some(objects.surfaces.xy_plane()))
                 .as_line_segment_from_points([a, b])
                 .build(&objects);
@@ -149,7 +148,7 @@ mod tests {
 
         let triangle = TRIANGLE.as_slice();
         let mut side_faces = triangle.array_windows_ext().map(|&[a, b]| {
-            let half_edge = Handle::<HalfEdge>::partial()
+            let half_edge = HalfEdge::partial()
                 .with_surface(Some(objects.surfaces.xy_plane()))
                 .as_line_segment_from_points([a, b])
                 .build(&objects)

crates/fj-kernel/src/algorithms/sweep/vertex.rs

@@ -162,26 +162,25 @@ mod tests {
         algorithms::sweep::Sweep,
         objects::{Curve, HalfEdge, Objects, Vertex},
         partial::HasPartial,
-        storage::Handle,
     };
 
     #[test]
     fn vertex_surface() {
         let objects = Objects::new();
 
         let surface = objects.surfaces.xz_plane();
-        let curve = Handle::<Curve>::partial()
+        let curve = Curve::partial()
             .with_surface(Some(surface.clone()))
             .as_u_axis()
             .build(&objects);
-        let vertex = Handle::<Vertex>::partial()
+        let vertex = Vertex::partial()
             .with_position(Some([0.]))
             .with_curve(Some(curve))
             .build(&objects);
 
         let half_edge = (vertex, surface.clone()).sweep([0., 0., 1.], &objects);
 
-        let expected_half_edge = Handle::<HalfEdge>::partial()
+        let expected_half_edge = HalfEdge::partial()
             .with_surface(Some(surface))
             .as_line_segment_from_points([[0., 0.], [0., 1.]])
             .build(&objects);

crates/fj-kernel/src/algorithms/transform/edge.rs

@@ -3,7 +3,6 @@ use fj_math::Transform;
 use crate::{
     objects::{Curve, Objects},
     partial::{MaybePartial, PartialGlobalEdge, PartialHalfEdge},
-    storage::Handle,
 };
 
 use super::TransformObject;
@@ -34,7 +33,7 @@ impl TransformObject for PartialHalfEdge {
                 .into_partial()
                 .transform(transform, objects)
                 .with_curve(curve.as_ref().and_then(
-                    |curve: &MaybePartial<Handle<Curve>>| curve.global_form(),
+                    |curve: &MaybePartial<Curve>| curve.global_form(),
                 ))
                 .into()
         });

crates/fj-kernel/src/algorithms/transform/mod.rs

@@ -16,6 +16,7 @@ use fj_math::{Transform, Vector};
 use crate::{
     objects::Objects,
     partial::{HasPartial, MaybePartial, Partial},
+    storage::Handle,
 };
 
 /// Transform an object
@@ -57,7 +58,7 @@ pub trait TransformObject: Sized {
     }
 }
 
-impl<T> TransformObject for T
+impl<T> TransformObject for Handle<T>
 where
     T: HasPartial,
     T::Partial: TransformObject,
@@ -71,7 +72,8 @@ where
 
 impl<T> TransformObject for MaybePartial<T>
 where
-    T: HasPartial + TransformObject,
+    T: HasPartial,
+    Handle<T>: TransformObject,
     T::Partial: TransformObject,
 {
     fn transform(self, transform: &Transform, objects: &Objects) -> Self {

crates/fj-kernel/src/algorithms/validate/mod.rs

@@ -172,7 +172,6 @@ mod tests {
         },
         partial::HasPartial,
         path::SurfacePath,
-        storage::Handle,
     };
 
     #[test]
@@ -221,7 +220,7 @@ mod tests {
         );
         let vertices = [a, b];
 
-        let global_edge = Handle::<GlobalEdge>::partial()
+        let global_edge = GlobalEdge::partial()
             .from_curve_and_vertices(&curve, &vertices)
             .build(&objects);
         let half_edge = HalfEdge::new(vertices, global_edge, &objects);

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

@@ -33,7 +33,7 @@ impl<'a> FaceBuilder<'a> {
         points: impl IntoIterator<Item = impl Into<Point<2>>>,
     ) -> Self {
         self.exterior = Some(
-            Handle::<Cycle>::partial()
+            Cycle::partial()
                 .with_surface(Some(self.surface.clone()))
                 .with_poly_chain_from_points(points)
                 .close_with_line_segment()
@@ -48,7 +48,7 @@ impl<'a> FaceBuilder<'a> {
         points: impl IntoIterator<Item = impl Into<Point<2>>>,
     ) -> Self {
         self.interiors.push(
-            Handle::<Cycle>::partial()
+            Cycle::partial()
                 .with_surface(Some(self.surface.clone()))
                 .with_poly_chain_from_points(points)
                 .close_with_line_segment()