Patterns fixes (2d) (#2197)

* updates

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* patterns fixes

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* fix docs

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* better autocomplete

Signed-off-by: Jess Frazelle <github@jessfraz.com>

* fix

Signed-off-by: Jess Frazelle <github@jessfraz.com>

---------

Signed-off-by: Jess Frazelle <github@jessfraz.com>

src/wasm-lib/tests/executor/inputs/lego.kcl

@@ -0,0 +1,56 @@
+// Lego Brick
+
+const lbumps = 10 // number of bumps long
+const wbumps = 6 // number of bumps wide
+
+const pitch = 8.0
+const clearance = 0.1
+const bumpDiam = 4.8
+const bumpHeight = 1.8
+const height = 3.2
+
+
+const t = (pitch - (2 * clearance) - bumpDiam) / 2.0
+const postDiam = pitch - t // works out to 6.5
+const total_length = lbumps * pitch - (2.0 * clearance)
+const total_width = wbumps * pitch - (2.0 * clearance)
+
+const lSegments = total_length / (lbumps + 1)
+const wSegments = total_width / (wbumps + 1)
+
+// make the base
+const s = startSketchOn('XY')
+  |> startProfileAt([-total_width / 2, -total_length / 2], %)
+  |> line([total_width, 0], %)
+  |> line([0, total_length], %)
+  |> line([-total_width, 0], %)
+  |> close(%)
+  |> extrude(height, %)
+
+const shellExtrude = startSketchOn(s, "start")
+  |> startProfileAt([
+       -(total_width / 2 - t),
+       -(total_length / 2 - t)
+     ], %)
+  |> line([total_width - (2 * t), 0], %)
+  |> line([0, total_length - (2 * t)], %)
+  |> line([-(total_width - (2 * t)), 0], %)
+  |> close(%)
+  |> extrude(-(height - t), %)
+
+const peg = startSketchOn(s, "end")
+  |> circle([
+       -(total_width / 2 - wSegments),
+       -(total_length / 2 - lSegments)
+     ], bumpDiam / 2, %)
+  |> patternLinear2d({
+       axis: [1, 0],
+       repetitions: 5,
+       distance: 7
+     }, %)
+  |> patternLinear2d({
+       axis: [0, 1],
+       repetitions: 9,
+       distance: 7
+     }, %)
+  |> extrude(bumpHeight, %)

src/wasm-lib/tests/executor/main.rs

@@ -115,6 +115,15 @@ async fn serial_test_riddle_small() {
     twenty_twenty::assert_image("tests/executor/outputs/riddle_small.png", &result, 0.999);
 }
 
+#[tokio::test(flavor = "multi_thread")]
+async fn serial_test_lego() {
+    let code = include_str!("inputs/lego.kcl");
+    let result = execute_and_snapshot(code, kittycad::types::UnitLength::Mm)
+        .await
+        .unwrap();
+    twenty_twenty::assert_image("tests/executor/outputs/lego.png", &result, 0.999);
+}
+
 #[tokio::test(flavor = "multi_thread")]
 async fn serial_test_pentagon_fillet_desugar() {
     let code = include_str!("inputs/pentagon_fillet_desugar.kcl");