Rust crate: front half, resolved model (CP-6), lowering through compile_program, and @reactivescript/compiler

.github/workflows/compiler.yml

@@ -0,0 +1,106 @@
+# The compiler's npm package, @reactivescript/compiler (compiler/): the crate's Node-API build for each platform,
+# each tested on its own runner, then published as one package per platform (@reactivescript/compiler-<platform>)
+# beside the main package, which loads the one that fits and carries the Vite front end (`/vite`).
+#
+# A release is a version bump merged to main (compiler/README.md, Releasing), once the repository variable RELEASES
+# is `on`: a version npm does not have is published by trusted publishing (OIDC, no token) and tagged
+# `compiler-v<version>`.
+name: compiler
+
+on:
+  push:
+    branches: [main]
+    paths: ["compiler/**", ".github/workflows/compiler.yml"]
+  pull_request:
+    paths: ["compiler/**", ".github/workflows/compiler.yml"]
+  workflow_dispatch:
+
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - { os: ubuntu-latest, target: x86_64-unknown-linux-gnu, test: true }
+          - { os: ubuntu-24.04-arm, target: aarch64-unknown-linux-gnu, test: true }
+          - { os: macos-latest, target: aarch64-apple-darwin, test: true }
+          - { os: macos-latest, target: x86_64-apple-darwin, test: false } # cross-built on Apple silicon
+          - { os: windows-latest, target: x86_64-pc-windows-msvc, test: true }
+    runs-on: ${{ matrix.os }}
+    defaults:
+      run:
+        working-directory: compiler
+        shell: bash
+    steps:
+      - uses: actions/checkout@v5
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: ${{ matrix.target }}
+      - uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: compiler
+          key: ${{ matrix.target }}
+      - uses: actions/setup-node@v5
+        with:
+          node-version: 22
+      - run: npm ci
+      - name: Node-API build
+        run: npx napi build --platform --release --strip --features node --target ${{ matrix.target }} --manifest-path ./Cargo.toml -- --lib
+      - name: Test
+        if: matrix.test
+        run: npm test
+      - uses: actions/upload-artifact@v4
+        with:
+          name: binding-${{ matrix.target }}
+          path: compiler/*.node
+          if-no-files-found: error
+
+  # which version is new: on main only, after every platform built
+  version:
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main' && vars.RELEASES == 'on'
+    needs: build
+    runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.v.outputs.version }}
+    steps:
+      - uses: actions/checkout@v5
+      - id: v
+        run: |
+          v=$(node -p 'require("./compiler/package.json").version')
+          if [ -z "$(npm view "@reactivescript/compiler@$v" version 2>/dev/null)" ]; then echo "version=$v" >> "$GITHUB_OUTPUT"; fi
+
+  publish:
+    needs: version
+    if: needs.version.outputs.version != ''
+    runs-on: ubuntu-latest
+    environment: release
+    permissions:
+      id-token: write # trusted publishing: npm takes the job's OIDC token, and adds provenance
+      contents: write # the tag
+    defaults:
+      run:
+        working-directory: compiler
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/download-artifact@v4
+        with:
+          pattern: binding-*
+          path: compiler/artifacts
+          merge-multiple: true
+      - uses: actions/setup-node@v5
+        with:
+          node-version: 22
+          registry-url: https://registry.npmjs.org
+      - run: npm install -g npm@latest # trusted publishing needs npm 11.5.1 or later
+      - run: npm ci
+      - name: Platform packages
+        run: |
+          node scripts/sync-optional-deps.mjs
+          npx napi artifacts --output-dir artifacts --npm-dir npm
+          for d in npm/*/; do npm publish "$d" --access public; done
+      - run: npm publish --access public
+      - name: Tag
+        working-directory: .
+        run: git tag "compiler-v$V" && git push origin "compiler-v$V"
+        env:
+          V: ${{ needs.version.outputs.version }}

.gitignore

@@ -1 +1,5 @@
 node_modules/
+compiler/target/
+compiler/*.node
+compiler/test/.out/
+compiler/artifacts/