feat(!): convert to typescript

.github/dependabot.yml

@@ -0,0 +1,8 @@
+version: 2
+updates:
+- package-ecosystem: npm
+  directory: "/"
+  schedule:
+    interval: daily
+    time: "11:00"
+  open-pull-requests-limit: 10

.github/workflows/js-test-and-release.yml

@@ -0,0 +1,125 @@
+name: test & maybe release
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+jobs:
+
+  check:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-node@v2
+      with:
+        node-version: lts/*
+    - uses: ipfs/aegir/actions/cache-node-modules@master
+    - run: npm run --if-present lint
+    - run: npm run --if-present dep-check
+
+  test-node:
+    needs: check
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [windows-latest, ubuntu-latest, macos-latest]
+        node: [16]
+      fail-fast: true
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node }}
+      - uses: ipfs/aegir/actions/cache-node-modules@master
+      - run: npm run --if-present test:node
+      - uses: codecov/codecov-action@v1
+
+  test-chrome:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: lts/*
+      - uses: ipfs/aegir/actions/cache-node-modules@master
+      - run: npm run --if-present test:chrome
+
+  test-chrome-webworker:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: lts/*
+      - uses: ipfs/aegir/actions/cache-node-modules@master
+      - run: npm run --if-present test:chrome-webworker
+
+  test-firefox:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: lts/*
+      - uses: ipfs/aegir/actions/cache-node-modules@master
+      - run: npm run --if-present test:firefox
+
+  test-firefox-webworker:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: lts/*
+      - uses: ipfs/aegir/actions/cache-node-modules@master
+      - run: npm run --if-present test:firefox-webworker
+
+  test-electron-main:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: lts/*
+      - uses: ipfs/aegir/actions/cache-node-modules@master
+      - run: npx xvfb-maybe npm run --if-present test:electron-main
+
+  test-electron-renderer:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: lts/*
+      - uses: ipfs/aegir/actions/cache-node-modules@master
+      - run: npx xvfb-maybe npm run --if-present test:electron-renderer
+
+  release:
+    needs: [test-node, test-chrome, test-chrome-webworker, test-firefox, test-firefox-webworker, test-electron-main, test-electron-renderer]
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+    steps:
+      - uses: actions/[email protected]
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-node@v2
+        with:
+          node-version: lts/*
+      - uses: ipfs/aegir/actions/cache-node-modules@master
+      - uses: ipfs/aegir/actions/docker-login@master
+        with:
+          docker-token: ${{ secrets.DOCKER_TOKEN }}
+          docker-username: ${{ secrets.DOCKER_USERNAME }}
+      - run: npm run --if-present release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

.gitignore

@@ -1 +1,5 @@
 node_modules
+coverage
+.nyc_output
+package-lock.json
+dist

README.md

@@ -1,7 +1,7 @@
 # it-goodbye
 
-[![Build Status](https://travis-ci.org/alanshaw/it-pipe.svg?branch=master)](https://travis-ci.org/alanshaw/it-goodbye)
-[![dependencies Status](https://status.david-dm.org/gh/alanshaw/it-pipe.svg)](https://david-dm.org/alanshaw/it-goodbye)
+[![Build Status](https://github.com/alanshaw/it-goodbye/actions/workflows/main.yml/badge.svg?branch=master)](https://github.com/alanshaw/it-goodbye/actions/workflows/main.yml)
+[![dependencies Status](https://status.david-dm.org/gh/alanshaw/it-goodbye.svg)](https://david-dm.org/alanshaw/it-goodbye)
 [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com)
 
 Add a goodbye handshake to a [duplex async iterable](https://gist.github.com/alanshaw/591dc7dd54e4f99338a347ef568d6ee9#duplex-it).
@@ -24,7 +24,7 @@ Given another duplex stream, wrap it with `it-goodbye`.
 the stream uses. The codec should probably be applied outside of `it-goodbye`.
 
 ``` js
-var goodbye = require('it-goodbye')
+import { goodbye } from 'it-goodbye'
 
 // a duplex stream from somewhere...
 var duplex = whatever.createStream()