robin-sparkless 0.16.0

# CI for the workspace: robin-sparkless (root), robin-sparkless-core, robin-sparkless-polars, spark-sql-parser.
# All jobs use --workspace so every crate is built, formatted, and tested.
name: CI

on:
  push:
    branches: [main, master]
  pull_request:
    branches: [main, master]

jobs:
  format:
    name: Format
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: 1.93.1
          components: rustfmt
      - name: Cache cargo
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml', 'rust-toolchain.toml') }}
          restore-keys: |
            ${{ runner.os }}-cargo-
      - name: Check format
        run: cargo fmt --check

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: 1.93.1
          components: clippy
      - name: Cache cargo
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml', 'rust-toolchain.toml') }}
          restore-keys: |
            ${{ runner.os }}-cargo-
      - name: Clippy
        run: cargo clippy --workspace --all-features --all-targets -- -D warnings

  audit:
    name: Audit
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: 1.93.1
      - name: Install cargo-audit
        run: cargo install cargo-audit
      - name: Cache cargo
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml', 'rust-toolchain.toml') }}
          restore-keys: |
            ${{ runner.os }}-cargo-
      - name: Audit
        run: cargo audit

  deny:
    name: Deny
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: 1.93.1
      - name: Install cargo-deny
        run: cargo install cargo-deny
      - name: Cache cargo
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml', 'rust-toolchain.toml') }}
          restore-keys: |
            ${{ runner.os }}-cargo-
      - name: Deny
        run: cargo deny check advisories bans sources

  build:
    name: Build test binaries
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: 1.93.1

      - name: Cache cargo
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml', 'rust-toolchain.toml') }}
          restore-keys: |
            ${{ runner.os }}-cargo-

      - name: Build test binaries
        run: cargo build --workspace --all-features --tests
        env:
          CARGO_BUILD_JOBS: 1

  test-error-handling:
    name: Test (error_handling)
    runs-on: ubuntu-latest
    needs: build
    timeout-minutes: 10
    steps:
      - uses: actions/checkout@v4
      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: 1.93.1
      - name: Install cargo-nextest
        run: cargo install cargo-nextest --version 0.9.92 --locked
      - name: Cache cargo
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml', 'rust-toolchain.toml') }}
          restore-keys: |
            ${{ runner.os }}-cargo-
      - name: Test error_handling
        run: cargo nextest run --workspace --all-features --test error_handling
        env:
          NEXTEST_THREADS: "1"

  test-parity:
    name: Test (parity)
    runs-on: ubuntu-latest
    needs: build
    timeout-minutes: 15
    steps:
      - uses: actions/checkout@v4
      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: 1.93.1
      - name: Install cargo-nextest
        run: cargo install cargo-nextest --version 0.9.92 --locked
      - name: Cache cargo
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock', '**/Cargo.toml', 'rust-toolchain.toml') }}
          restore-keys: |
            ${{ runner.os }}-cargo-
      - name: Test parity (phase G)
        run: |
          PARITY_PHASE=g cargo nextest run --workspace --all-features --test parity -- test_parity_phase_g
        env:
          NEXTEST_THREADS: "1"

  # Python tests have been removed from CI. Rust tests and parity
  # fixtures are now the primary gates.