ci: move from TravisCI to GitHub Actions (ethjs#4)

* devDeps: [email protected] -> ganache-cli@^6.12.2
  Necessary to make tests pass

.github/workflows/build-lint-test.yml

@@ -0,0 +1,67 @@
+name: Build, Lint, and Test
+
+on:
+  workflow_call:
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [8.x, 10.x, 12.x]
+    steps:
+      - uses: actions/checkout@v3
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'npm'
+      - run: npm i
+      - run: npm run build
+      - name: Require clean working directory
+        shell: bash
+        run: |
+          if ! git diff --exit-code -- . ':!dist/*.map'; then
+            echo "Working tree dirty at end of job"
+            exit 1
+          fi
+
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [12.x]
+    steps:
+      - uses: actions/checkout@v3
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'npm'
+      - run: npm i
+      - run: npm run lint
+
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [8.x, 10.x, 12.x, 14.x, 16.x, 20.x, 18.x]
+    steps:
+      - uses: actions/checkout@v3
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'npm'
+      - run: npm i
+      - run: npm run test
+      - name: Require clean working directory
+        shell: bash
+        run: |
+          if ! git diff --exit-code -- . ':!dist/*.map' ':!package-lock.json' ; then
+            echo "Working tree dirty at end of job"
+            exit 1
+          fi

.github/workflows/create-release-pr.yml

@@ -0,0 +1,41 @@
+name: Create Release Pull Request
+
+on:
+  workflow_dispatch:
+    inputs:
+      base-branch:
+        description: 'The base branch for git operations and the pull request.'
+        default: 'main'
+        required: true
+      release-type:
+        description: 'A SemVer version diff, i.e. major, minor, patch, prerelease etc. Mutually exclusive with "release-version".'
+        required: false
+      release-version:
+        description: 'A specific version to bump to. Mutually exclusive with "release-type".'
+        required: false
+
+jobs:
+  create-release-pr:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          # This is to guarantee that the most recent tag is fetched.
+          # This can be configured to a more reasonable value by consumers.
+          fetch-depth: 0
+          # We check out the specified branch, which will be used as the base
+          # branch for all git operations and the release PR.
+          ref: ${{ github.event.inputs.base-branch }}
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version-file: '.nvmrc'
+      - uses: MetaMask/action-create-release-pr@2d124c5b0bf1fb10111589cd95b6b22734ac66d3
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          release-type: ${{ github.event.inputs.release-type }}
+          release-version: ${{ github.event.inputs.release-version }}

.github/workflows/main.yml

@@ -0,0 +1,75 @@
+name: Main
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  check-workflows:
+    name: Check workflows
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Download actionlint
+        id: download-actionlint
+        run: bash <(curl https://raw.githubusercontent.com/rhysd/actionlint/7fdc9630cc360ea1a469eed64ac6d78caeda1234/scripts/download-actionlint.bash) 1.6.22
+        shell: bash
+      - name: Check workflow files
+        run: ${{ steps.download-actionlint.outputs.executable }} -color
+        shell: bash
+
+  build-lint-test:
+    name: Build, lint, and test
+    uses: ./.github/workflows/build-lint-test.yml
+
+  all-jobs-completed:
+    name: All jobs completed
+    runs-on: ubuntu-latest
+    needs:
+      - check-workflows
+      - build-lint-test
+    outputs:
+      PASSED: ${{ steps.set-output.outputs.PASSED }}
+    steps:
+      - name: Set PASSED output
+        id: set-output
+        run: echo "PASSED=true" >> "$GITHUB_OUTPUT"
+
+  all-jobs-pass:
+    name: All jobs pass
+    if: ${{ always() }}
+    runs-on: ubuntu-latest
+    needs: all-jobs-completed
+    steps:
+      - name: Check that all jobs have passed
+        run: |
+          passed="${{ needs.all-jobs-completed.outputs.PASSED }}"
+          if [[ $passed != "true" ]]; then
+            exit 1
+          fi
+
+  is-release:
+    # Filtering by `push` events ensures that we only release from the `main` branch, which is a
+    # requirement for our npm publishing environment.
+    # The commit author should always be 'github-actions' for releases created by the
+    # 'create-release-pr' workflow, so we filter by that as well to prevent accidentally
+    # triggering a release.
+    if: github.event_name == 'push' && startsWith(github.event.head_commit.author.name, 'github-actions')
+    needs: all-jobs-pass
+    outputs:
+      IS_RELEASE: ${{ steps.is-release.outputs.IS_RELEASE }}
+    runs-on: ubuntu-latest
+    steps:
+      - uses: MetaMask/action-is-release@v1
+        id: is-release
+
+  publish-release:
+    needs: is-release
+    if: needs.is-release.outputs.IS_RELEASE == 'true'
+    name: Publish release
+    permissions:
+      contents: write
+    uses: ./.github/workflows/publish-release.yml
+    secrets:
+      NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

.github/workflows/publish-release.yml

@@ -0,0 +1,41 @@
+name: Publish Release
+
+on:
+  workflow_call:
+    secrets:
+      NPM_TOKEN:
+        required: true
+
+jobs:
+  publish-release:
+    permissions:
+      contents: write
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          ref: ${{ github.sha }}
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version-file: '.nvmrc'
+      - uses: MetaMask/action-publish-release@v2
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Install and build
+        run: |
+          npm i
+          npm run build
+      - name: Dry Run Publish
+        # omit npm-token token to perform dry run publish
+        uses: MetaMask/action-npm-publish@v2
+        env:
+          SKIP_PREPACK: true
+      - name: Publish
+        uses: MetaMask/action-npm-publish@v2
+        with:
+          # This `NPM_TOKEN` needs to be manually set per-repository.
+          # Look in the repository settings under "Environments", and set this token in the `npm-publish` environment.
+          npm-token: ${{ secrets.NPM_TOKEN }}
+        env:
+          SKIP_PREPACK: true

README.md

@@ -12,12 +12,6 @@
     <img src="https://david-dm.org/ethjs/ethjs-filter/dev-status.svg" alt="devDependency Status" />
   </a>
 
-  <!-- Build Status -->
-  <a href="https://travis-ci.org/ethjs/ethjs-filter">
-    <img src="https://travis-ci.org/ethjs/ethjs-filter.svg"
-    alt="Build Status" />
-  </a>
-
   <!-- NPM Version -->
   <a href="https://www.npmjs.org/package/ethjs-filter">
     <img src="http://img.shields.io/npm/v/ethjs-filter.svg"

docs/developer-guide.md

@@ -33,15 +33,15 @@ npm run build
 npm run lint
 ```
 
-## Travis-ci and Coveralls Testing
+## Test coverage
 
-Note, this will generate a `coveralls` report locally.
+Note, this will generate a coverage report locally.
 
 ```
-npm run test-travis
+npm run test:coverage
 ```
 
-You can find the coveralls report and view the percentages and stats, by going to the [index.html](coverage/lcov-report/index.html) file generated after running the `test-travis` script. Open this in Chrome to see the generated report. Travis will run mocha as usual, but collect information about the testing coverage. This report will be sent by TravisCI during the automated build process.
+You can find the coveralls report and view the percentages and stats, by going to the [index.html](coverage/lcov-report/index.html) file generated after running the script. Open this in a web browser to see the generated report.
 
 ## Build Staging
 
@@ -74,7 +74,7 @@ All module source code is found in the `src` directory. All module helper script
     ./tests
 ```
 
-Note, the `./lib` dir is generated from the babel build staging. `./coverage` is generated from the `npm run test-travis` script. All internals and helper scripts (i.e. `webpack`) are in `./internals`. All distribution builds are in `./dist` (usually a minified and unminified production build of the package).
+Note, the `./lib` dir is generated from the babel build staging. `./coverage` is generated from the `npm run test:coverage` script. All internals and helper scripts (i.e. `webpack`) are in `./internals`. All distribution builds are in `./dist` (usually a minified and unminified production build of the package).
 
 ## NPM Practice
 
@@ -101,9 +101,9 @@ https://github.com/webpack/docs
 
 All relevant changes are notated in the `CHANGELOG.md` file, moniter this file for changes to this repository.
 
-## Travis-ci and Coveralls Practice
+## Test-coverage practice
 
-Across all `ethjs-` repos, we enforce mandatory travis-ci and coveralls testing. We never `commit to master`. As a general policy, Coveralls.io results must always be above 95% for any `ethjs-` PR or commit. We want to ensure complete coverage across the board.
+Across all `ethjs-` repos, we enforce mandatory test coverage. We never `commit to main`. As a general policy, coverage results must always be above 95% for any `ethjs-` PR or commit. We want to ensure complete coverage across the board.
 
 ## Contributing