feat: impl first port

.github/workflows/test.yml

@@ -0,0 +1,39 @@
+name: Test
+
+on:
+  merge_group:
+  pull_request:
+  push:
+    branches:
+      - master
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: windows-latest
+          - os: macos-latest
+          - os: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          submodules: recursive
+
+      - uses: dtolnay/rust-toolchain@stable
+
+      - name: Test native build
+        run: cargo build --verbose --locked
+
+      - name: Run simple tests
+        run: cargo test --verbose
+
+      - name: Run heavy tests
+        run: cargo test --verbose -- --ignored

Cargo.toml

@@ -1,9 +1,17 @@
 [package]
 name = "sirop"
 version = "0.1.0"
+license = "EPL-2.0"
 edition = "2024"
+homepage = "https://github.com/rami3l/sirop"
+repository = "https://github.com/rami3l/sirop"
+description = "A libspiro port in pure Rust."
 
 [dependencies]
+thiserror = "2.0.17"
+
+[dev-dependencies]
+insta = "1.45.0"
 
 [lints.rust]
 missing_copy_implementations = "warn"

README.md

@@ -0,0 +1,10 @@
+## Sirop
+
+This is a manual port of [`spiro-js`] from TypeScript to Rust, trying to become
+a truly readable and maintainable Rust-native alternative to [`spiro-sys-rs`].
+
+Please refer to [`spiro-js`] for the licensing and authorship of the original
+code.
+
+[`spiro-js`]: https://github.com/be5invis/spiro-js
+[`spiro-sys-rs`]: https://github.com/Pangpang-Studio/spiro-sys-rs

rustfmt.toml

@@ -0,0 +1,12 @@
+edition = "2024"
+unstable_features = true
+
+format_macro_matchers = true
+format_macro_bodies = true
+group_imports = "StdExternalCrate"
+imports_granularity = "Crate"
+reorder_impl_items = true
+wrap_comments = true
+
+use_field_init_shorthand = true
+trailing_semicolon = true

src/bez.rs

@@ -0,0 +1,15 @@
+mod strand;
+
+pub use self::strand::{Ctx as StrandCtx, Strand};
+use crate::Point;
+
+pub trait Ctx {
+    fn move_to(&mut self, to: Point);
+    fn line_to(&mut self, to: Point);
+    fn cubic_to(&mut self, c1: Point, c2: Point, to: Point);
+
+    fn mark_knot(&mut self, _idx: usize) {}
+
+    fn start(&mut self) {}
+    fn end(&mut self) {}
+}