linter.yml

name: Linter

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

env:
  CARGO_TERM_COLOR: always

jobs:
  build:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v3

    # Check if the README is up to date
    # We will do this before all the time-consuming tests
    - name: Check if the README is up to date.
      run: |
        cargo install cargo-rdme
        cargo rdme --check

    # Check formatting
    - name: Run fmt
      run: cargo fmt --check
    
    # Lint all the things
    - name: Run clippy
      run: cargo clippy --all-features

    # Test documentation generation
    - name: Test documentation
      run: cargo doc --features snapshot_builder

    # Confirm sandbox integrity from features
    - name: Confirm sandbox integrity
      run: |
        # Set up variables
        forbidden=("cache", "io", "web", "webstorage", "websocket", "all", "fs_import", "url_import")
        output=$(cargo rustc -- --print cfg)
        found_forbidden=0
        
        # Check for forbidden features in the default set
        for feature in "${forbidden[@]}"; do
          flagtext="feature=\"$feature\""
          if echo "$output" | grep -q "$flagtext"; then
            echo "Error: $flagtext in default features"
            found_forbidden=1
          fi
        done
        
        # Finish up
        if [ $found_forbidden -eq 0 ]; then
          exit 0
        else
          exit 1
        fi