Split Body: a sketch line as the splitting tool (#1552) (#1592)

Thanks @DuBearte.

crates/doc/src/feature_walk_tests/fixtures.rs

@@ -84,6 +84,7 @@ pub(super) fn fixtures() -> Vec<(&'static str, Value)> {
         ("draft", json!({"type": "draft", "faces": [o], "angle": "draft.angle", "neutral": plane("draft_neutral"), "pull": [0, 0, 1]})),
         ("construction_plane", json!({"type": "construction_plane", "plane": plane("cplane")})),
         ("split", json!({"type": "split", "body": "B", "plane": plane("split")})),
+        ("split_line", json!({"type": "split", "body": "B", "plane": plane("split_line")})),
         (
             "construction_axis",
             json!({"type": "construction_axis", "def": {"type": "two_planes", "a": geo_plane("axis_a"), "b": geo_plane("axis_b")}}),
@@ -203,6 +204,7 @@ pub(super) fn with_refs(name: &str, mut v: Value) -> Value {
         "hole_simple" | "hole_drilled" | "hole_counterbore" | "hole_countersink" => json!({"points": {"sketch": 3, "ids": ["p"]}}),
         "loft" => json!({"sections": [{"sketch": 4, "profiles": {"type": "all"}}, {"sketch": 5, "profiles": {"type": "all"}}], "targets": ["B"]}),
         "split" | "surface_trim" => json!({"tool": tool}),
+        "split_line" => json!({"sketch": 6, "line": "l1"}),
         "surface_loft" => json!({"sections": [{"sketch": 4}, {"sketch": 5}]}),
         "split_face" => json!({"body": "B", "tool": tool, "sketch": 6}),
         "emboss" => json!({"face": {"body": "B", "at": o}, "targets": ["B"]}),

crates/doc/src/feature_walk_tests/golden_exprs.txt

@@ -161,6 +161,11 @@ split
     Angle = split.angle (Angle)
     Offset = split.offset (Length)
   expressions: split.angle, split.offset
+split_line
+  inputs:
+    Angle = split_line.angle (Angle)
+    Offset = split_line.offset (Length)
+  expressions: split_line.angle, split_line.offset
 construction_axis
   inputs:
     Angle = axis_a.angle (Angle)

crates/doc/src/feature_walk_tests/golden_geometry.txt

@@ -76,6 +76,8 @@ construction_plane
   moves: plane.axis_dir[0], plane.axis_dir[1], plane.axis_origin[0], plane.axis_origin[1], plane.axis_origin[2]
 split
   moves: plane.axis_dir[0], plane.axis_dir[1], plane.axis_origin[0], plane.axis_origin[1], plane.axis_origin[2], tool.point[0], tool.point[1], tool.point[2]
+split_line
+  moves: plane.axis_dir[0], plane.axis_dir[1], plane.axis_origin[0], plane.axis_origin[1], plane.axis_origin[2]
 construction_axis
   moves: def.a.plane.axis_dir[0], def.a.plane.axis_dir[1], def.a.plane.axis_origin[0], def.a.plane.axis_origin[1], def.a.plane.axis_origin[2], def.b.plane.axis_dir[0], def.b.plane.axis_dir[1], def.b.plane.axis_origin[0], def.b.plane.axis_origin[1], def.b.plane.axis_origin[2]
 construction_point_planes

crates/doc/src/feature_walk_tests/golden_refs.txt

@@ -81,6 +81,10 @@ construction_plane
 split
   remap_refs: plane.base.base.name
   remap_bodies: body, tool.body
+split_line
+  sketches: [6]
+  remap_refs: plane.base.base.name, sketch
+  remap_bodies: body
 construction_axis
 construction_point_planes
 construction_point_along