enscripten.yaml

name: WASM

on:
  workflow_dispatch:
  pull_request:
    branches:
    - master

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build-wasm-emscripten:
    name: Pyodide
    runs-on: ubuntu-22.04
    steps:
    - uses: actions/checkout@v4
      with:
        submodules: true
        fetch-depth: 0

    - uses: actions/setup-python@v5
      with:
        python-version: "3.11"

    - name: Install pyodide-build
      run: pip install pyodide-build==0.23.4

    - name: Compute emsdk version
      id: compute-emsdk-version
      run: |
        pyodide xbuildenv install --download
        EMSCRIPTEN_VERSION=$(pyodide config get emscripten_version)
        echo "emsdk-version=$EMSCRIPTEN_VERSION" >> $GITHUB_OUTPUT

    - uses: mymindstorm/setup-emsdk@v12
      with:
        version: ${{ steps.compute-emsdk-version.outputs.emsdk-version }}
        actions-cache-folder: emsdk-cache

    # A future version of pyodide may switch to -fwasm-exceptions
    - name: Build
      run: CFLAGS=-fexceptions LDFLAGS=-fexceptions pyodide build

    - uses: actions/upload-artifact@v3
      with:
        path: dist/*.whl

    - uses: actions/setup-node@v3
      with:
        node-version: 18

    - name: Set up Pyodide virtual environment
      run: |
        pyodide venv .venv-pyodide
        .venv-pyodide/bin/pip install $(echo -n dist/*.whl)[test]

    - name: Test
      run: .venv-pyodide/bin/pytest