defaultdict 0.20.0

A hashmap implementation that mirrors the python defaultdict.
Documentation
name: Rust

on:
  push:
    branches: [ "master" ]
  pull_request:

env:
  CARGO_TERM_COLOR: always

jobs:
  format:
    runs-on: ubuntu-latest
    name: ubuntu / stable / cargo format
    steps:
    - uses: actions/checkout@v6
    - name: Run cargo fmt
      run: cargo fmt

  clippy:
    runs-on: ubuntu-latest
    name: ubuntu / stable / cargo clippy
    steps:
    - uses: actions/checkout@v6
    - name: Run cargo clippy
      run: cargo clippy

  test:
    runs-on: ubuntu-latest
    name: ubuntu / stable / cargo test
    steps:
    - uses: actions/checkout@v6
    - name: Build
      run: cargo test --verbose

  test-docs:
    runs-on: ubuntu-latest
    name: ubuntu / stable / cargo test doc
    steps:
    - uses: actions/checkout@v6
    - name: Build
      run: cargo test --doc --verbose

  #https://github.com/jonhoo/rust-ci-conf/blob/main/.github/workflows/test.yml
  coverage:
    runs-on: ubuntu-latest
    name: ubuntu / stable / coverage
    steps:
      - uses: actions/checkout@v6
        with:
          submodules: true
      - name: Install stable
        uses: dtolnay/rust-toolchain@stable
        with:
          components: llvm-tools-preview
      - name: cargo install cargo-llvm-cov
        uses: taiki-e/install-action@cargo-llvm-cov
      - name: cargo generate-lockfile
        if: hashFiles('Cargo.lock') == ''
        run: cargo generate-lockfile
      - name: cargo llvm-cov
        run: cargo llvm-cov --locked --all-features --lcov --output-path lcov.info
      - name: Upload to codecov.io
        uses: codecov/codecov-action@v5
        with:
          fail_ci_if_error: true
          token: ${{ secrets.CODECOV_TOKEN }}
          env_vars: OS,RUST