static_analysis.yaml

name: Static Analysis
on:
    pull_request: {}
    merge_group:
        types: [checks_requested]
    push:
        branches: [develop, master]
    repository_dispatch:
        types: [upstream-sdk-notify]
concurrency:
    group: ${{ github.workflow }}-${{ github.ref }}-${{ github.event_name }}
    cancel-in-progress: true

env:
    # fetchdep.sh needs to know our PR number
    PR_NUMBER: ${{ github.event.pull_request.number }}

jobs:
    ts_lint:
        name: "Typescript Syntax Check"
        runs-on: ubuntu-latest
        steps:
            - uses: actions/checkout@v4

            - uses: actions/setup-node@v4
              with:
                  cache: "yarn"

            - name: Install Deps
              run: "./scripts/ci/install-deps.sh --ignore-scripts"

            - name: Typecheck
              run: "yarn run lint:types"

            - name: Switch js-sdk to release mode
              working-directory: node_modules/matrix-js-sdk
              run: |
                  scripts/switch_package_to_release.js
                  yarn install
                  yarn run build:compile
                  yarn run build:types

            - name: Typecheck (release mode)
              run: "yarn run lint:types"

            # Temporary while we directly import matrix-js-sdk/src/* which means we need
            # certain @types/* packages to make sense of matrix-js-sdk types.
            #- name: Typecheck (release mode; no yarn link)
            #  if: github.event_name != 'pull_request' && github.ref_name != 'master'
            #  run: |
            #      yarn unlink matrix-js-sdk
            #      yarn add github:matrix-org/matrix-js-sdk#develop
            #      yarn install --force
            #      yarn run lint:types

    i18n_lint:
        name: "i18n Check"
        uses: matrix-org/matrix-web-i18n/.github/workflows/i18n_check.yml@main

    rethemendex_lint:
        name: "Rethemendex Check"
        runs-on: ubuntu-latest
        steps:
            - uses: actions/checkout@v4

            - run: ./res/css/rethemendex.sh

            - run: git diff --exit-code

    js_lint:
        name: "ESLint"
        runs-on: ubuntu-latest
        steps:
            - uses: actions/checkout@v4

            - uses: actions/setup-node@v4
              with:
                  cache: "yarn"

            # Does not need branch matching as only analyses this layer
            - name: Install Deps
              run: "yarn install"

            - name: Run Linter
              run: "yarn run lint:js"

    style_lint:
        name: "Style Lint"
        runs-on: ubuntu-latest
        steps:
            - uses: actions/checkout@v4

            - uses: actions/setup-node@v4
              with:
                  cache: "yarn"

            # Does not need branch matching as only analyses this layer
            - name: Install Deps
              run: "yarn install"

            - name: Run Linter
              run: "yarn run lint:style"

    workflow_lint:
        name: "Workflow Lint"
        runs-on: ubuntu-latest
        steps:
            - uses: actions/checkout@v4

            - uses: actions/setup-node@v4
              with:
                  cache: "yarn"

            # Does not need branch matching as only analyses this layer
            - name: Install Deps
              run: "yarn install --frozen-lockfile"

            - name: Run Linter
              run: "yarn lint:workflows"

    analyse_dead_code:
        name: "Analyse Dead Code"
        runs-on: ubuntu-latest
        steps:
            - uses: actions/checkout@v4

            - uses: actions/setup-node@v4
              with:
                  cache: "yarn"

            - name: Install Deps
              run: "scripts/ci/layered.sh"

            - name: Dead Code Analysis
              run: |
                  cd element-web
                  yarn run analyse:unused-exports