Introduce Rust extension

.pre-commit-config.yaml

@@ -2,6 +2,7 @@
 # See https://pre-commit.com/hooks.html for more hooks
 ci:
   autofix_prs: false
+  skip: [fmt-eko, fmt-ekore]
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v4.5.0
@@ -42,6 +43,24 @@ repos:
         args: ["--add-ignore=D107,D105"]
         additional_dependencies:
           - toml
+  - repo: local
+    hooks:
+    - id: fmt-eko
+      name: fmt-eko
+      description: Format eko files with cargo fmt.
+      entry: cargo fmt --manifest-path crates/eko/Cargo.toml --
+      language: system
+      files: ^crates/eko/.*\.rs$
+      args: []
+  - repo: local
+    hooks:
+    - id: fmt-ekore
+      name: fmt-ekore
+      description: Format ekore files with cargo fmt.
+      entry: cargo fmt --manifest-path crates/ekore/Cargo.toml --
+      language: system
+      files: ^crates/ekore/.*\.rs$
+      args: []
   - repo: https://github.com/pre-commit/pre-commit
     rev: v3.6.0
     hooks:

crates/.gitignore

@@ -0,0 +1 @@
+/target

crates/Cargo.toml

@@ -0,0 +1,3 @@
+[workspace]
+
+members = ["eko", "ekore"]

crates/eko/Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+name = "eko"
+version = "0.1.0"
+edition = "2021"
+
+[lib]
+name = "ekors"
+crate-type = ["cdylib"]
+
+[dependencies]
+num = "0.4.1"
+katexit = "0.1.4"
+ekore = { version = "0.1.0", path = "../ekore" }

crates/eko/pyproject.toml

@@ -0,0 +1,16 @@
+[build-system]
+requires = ["maturin>=1.1,<2.0"]
+build-backend = "maturin"
+
+[project]
+name = "ekors"
+requires-python = ">=3.8"
+classifiers = [
+  "Programming Language :: Rust",
+  "Programming Language :: Python :: Implementation :: CPython",
+  "Programming Language :: Python :: Implementation :: PyPy",
+]
+dependencies = ["cffi"]
+
+[tool.maturin]
+bindings = "cffi"