rubo4e 0.9.0

Rust implementation of the BO4E energy-market data standard
Documentation 
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name: CI

on:
  push:
    branches: [main]
  pull_request:
  workflow_dispatch:

env:
  CARGO_TERM_COLOR: always
  RUST_BACKTRACE: 1

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

jobs:
  verify:
    name: Verify crate is publish-ready
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: dtolnay/rust-toolchain@stable
        with:
          components: clippy, rustfmt

      - uses: Swatinem/rust-cache@v2

      - name: Rustfmt
        run: cargo fmt --all -- --check

      - name: Clippy (deny warnings)
        run: cargo clippy --workspace --all-targets --all-features -- -D warnings

      - name: Strict compile check
        env:
          RUSTFLAGS: "-D warnings"
        run: cargo check --workspace --all-targets --all-features

      - name: Rustdoc (deny broken intra-doc links)
        env:
          RUSTDOCFLAGS: "-D warnings"
        run: cargo doc --no-deps --all-features

      - name: Tests (all features)
        run: cargo test --workspace --all-features

      - name: Tests (no default features)
        run: cargo test --workspace --no-default-features

      - name: Tests (no default features + versioned)
        run: cargo test --workspace --no-default-features --features versioned

      - name: Docs-backed examples
        run: |
          cargo run --example serialize --features versioned,json,decimal
          cargo run --example builder --features versioned,builder,json,decimal

      - name: Package check (publish dry-run)
        run: cargo publish --dry-run --locked

  feature-matrix:
    name: Feature combination (${{ matrix.features }})
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        # `--all-features` cannot catch code that is dead unless an optional
        # dependency is on, bindings left unread when a feature compiles a body
        # away, or a feature that simply does not build alone. All three classes
        # of defect shipped before this matrix existed, so every feature is
        # checked in isolation as well as in realistic combinations.
        features:
          # Each feature on its own.
          - serde
          - json
          - time
          - decimal
          - builder
          - validate
          - schemars
          - sqlx
          - utoipa
          - strum
          - tracing
          - metrics
          - identifiers
          - versioned
          # Realistic combinations.
          - versioned,json
          - versioned,json,time,decimal
          - versioned,validate
          - versioned,builder,validate
          - versioned,json,schemars,utoipa
          - versioned,json,simd-json
          - versioned,sqlx
          - versioned,json,sqlx
          - versioned,strum,tracing,metrics
          - json,time,decimal,builder,validate,schemars,utoipa,strum
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
      - uses: Swatinem/rust-cache@v2
      - name: Check (deny warnings)
        env:
          RUSTFLAGS: "-D warnings"
        run: >
          cargo check --workspace --all-targets
          --no-default-features --features ${{ matrix.features }}

  msrv:
    name: Minimum supported Rust version
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Read rust-version from Cargo.toml
        id: msrv
        run: echo "version=$(sed -n 's/^rust-version *= *"\(.*\)"/\1/p' Cargo.toml | head -1)" >> "$GITHUB_OUTPUT"

      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ steps.msrv.outputs.version }}

      - uses: Swatinem/rust-cache@v2

      # Verifies the declared MSRV is real. Without this the `rust-version` key
      # is an unchecked promise that any new std API silently breaks.
      - name: Check on MSRV
        run: cargo check --workspace --all-features

  codegen:
    name: Generated code is in sync
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt
      - uses: Swatinem/rust-cache@v2

      - name: Codegen size guard
        run: bash scripts/check_codegen_size.sh

      # Catches hand-edits to src/generated/ and generator changes that were
      # never re-run, either of which makes the committed code a lie.
      - name: Regenerate and diff
        run: |
          cargo run -p bo4e-generator -- --schema-version v202607.0.0
          cargo fmt --all
          if ! git diff --quiet -- src/generated; then
            echo "::error::src/generated/ is out of sync with the generator. Run 'just generate'."
            git diff --stat -- src/generated
            git diff -- src/generated | head -200
            exit 1
          fi
          echo "src/generated/ is in sync with the generator."

  deny:
    name: Licenses and advisories
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: EmbarkStudios/cargo-deny-action@v2