ci.yml

# Test gate on pushes and pull requests: Rust fmt/clippy/tests, the wire-level
# e2e script against the real binary, and a VS Code extension-host smoke test.
# The real game corpus runs in corpus.yml on schedule/manual/release only.

name: CI

on:
  push:
    branches: [dev, prod]
  pull_request:
    branches: [dev, prod]
  workflow_call:

permissions:
  contents: read

env:
  CARGO_TERM_COLOR: always

# A newer push to the same ref supersedes in-flight runs; cancel them so we
# don't burn runner minutes on stale commits.
concurrency:
  group: ci-${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  test:
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest]
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v7
      - uses: Swatinem/rust-cache@v2
      - name: cargo test
        run: cargo test --locked
      - name: e2e (stdio wire protocol)
        shell: bash
        run: |
          cargo build --locked -p zerosyntax-server
          bin=target/debug/zerosyntax-lsp
          [ "$RUNNER_OS" = "Windows" ] && bin="$bin.exe"
          # Linux runners expose the interpreter as `python3`; Windows as `python`.
          if command -v python3 >/dev/null 2>&1; then py=python3; else py=python; fi
          "$py" crates/server/tests/e2e.py "$bin"

  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v7
      - uses: Swatinem/rust-cache@v2
      - name: cargo fmt
        run: cargo fmt --all --check
      - name: cargo clippy
        run: cargo clippy --locked --all-targets --all-features -- -D warnings

  extension:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v7
      - uses: Swatinem/rust-cache@v2
      - uses: actions/setup-node@v6
        with:
          node-version: 22
          cache: npm
          cache-dependency-path: editors/vscode/package-lock.json
      - name: Build language server
        run: cargo build --locked -p zerosyntax-server
      - name: VS Code extension smoke
        working-directory: editors/vscode
        env:
          ZEROSYNTAX_LSP_PATH: ${{ github.workspace }}/target/debug/zerosyntax-lsp
        run: |
          npm ci
          xvfb-run -a npm test