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@v3

            - uses: actions/setup-node@v3
              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"

    tsc-strict:
        name: Typescript Strict Error Checker
        if: github.event_name == 'pull_request'
        runs-on: ubuntu-latest
        permissions:
            pull-requests: read
            checks: write
        steps:
            - uses: actions/checkout@v3
              with:
                  ref: ${{ github.event.pull_request.head.sha }}

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

            - name: Get diff lines
              id: diff
              uses: Equip-Collaboration/diff-line-numbers@e752977e2cb4207d671bb9e4dad18c07c1b73d52 # v1.1.0
              with:
                  include: '["\\.tsx?$"]'

            - name: Detecting files changed
              id: files
              uses: futuratrepadeira/changed-files@0239328a3a6268aad16af7c3e4efc78e32d6c0f0 # v4.0.1
              with:
                  repo-token: ${{ secrets.GITHUB_TOKEN }}
                  pattern: '^.*\.tsx?$'

            - uses: t3chguy/typescript-check-action@main
              with:
                  repo-token: ${{ secrets.GITHUB_TOKEN }}
                  use-check: false
                  check-fail-mode: added
                  output-behaviour: annotate
                  ts-extra-args: "--strict --noImplicitAny"
                  files-changed: ${{ steps.files.outputs.files_updated }}
                  files-added: ${{ steps.files.outputs.files_created }}
                  files-deleted: ${{ steps.files.outputs.files_deleted }}
                  line-numbers: ${{ steps.diff.outputs.lineNumbers }}

    i18n_lint:
        name: "i18n Check"
        uses: matrix-org/matrix-react-sdk/.github/workflows/i18n_check.yml@develop

    rethemendex_lint:
        name: "Rethemendex Check"
        runs-on: ubuntu-latest
        steps:
            - uses: actions/checkout@v3

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

            - run: git diff --exit-code

    js_lint:
        name: "ESLint"
        runs-on: ubuntu-latest
        steps:
            - uses: actions/checkout@v3

            - uses: actions/setup-node@v3
              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@v3

            - uses: actions/setup-node@v3
              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"

    analyse_dead_code:
        name: "Analyse Dead Code"
        runs-on: ubuntu-latest
        steps:
            - uses: actions/checkout@v3

            - uses: actions/setup-node@v3
              with:
                  cache: "yarn"

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

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