init

.eslintignore

@@ -0,0 +1,2 @@
+node_modules/
+dist/

.eslintrc.js

@@ -0,0 +1,17 @@
+module.exports = {
+  env: {
+    browser: true,
+    commonjs: true,
+    es2021: true,
+  },
+  extends: ["airbnb-base", "prettier"],
+  parserOptions: {
+    ecmaVersion: 12,
+  },
+  globals: {
+    describe: true,
+    it: true,
+    expect: true,
+  },
+  rules: {},
+};

.github/dependabot.yml

@@ -0,0 +1,18 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://help.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "npm" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "weekly"
+      day: "sunday"
+
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"

.github/stale.yml

@@ -0,0 +1,60 @@
+# Configuration for probot-stale - https://github.com/probot/stale
+
+# Number of days of inactivity before an Issue or Pull Request becomes stale
+daysUntilStale: 30
+
+# Number of days of inactivity before an Issue or Pull Request with the stale label is closed.
+# Set to false to disable. If disabled, issues still need to be closed manually, but will remain marked as stale.
+daysUntilClose: 7
+
+# Only issues or pull requests with all of these labels are check if stale. Defaults to `[]` (disabled)
+onlyLabels: []
+
+# Issues or Pull Requests with these labels will never be considered stale. Set to `[]` to disable
+exemptLabels:
+  - pinned
+  - security
+  - feature
+
+# Set to true to ignore issues in a project (defaults to false)
+exemptProjects: false
+
+# Set to true to ignore issues in a milestone (defaults to false)
+exemptMilestones: false
+
+# Set to true to ignore issues with an assignee (defaults to false)
+exemptAssignees: false
+
+# Label to use when marking as stale
+staleLabel: wontfix
+
+# Comment to post when marking as stale. Set to `false` to disable
+markComment: >
+  This issue has been automatically marked as stale because it has not had
+  recent activity. It will be closed if no further activity occurs. Thank you
+  for your contributions.
+
+# Comment to post when removing the stale label.
+# unmarkComment: >
+#   Your comment here.
+
+# Comment to post when closing a stale Issue or Pull Request.
+# closeComment: >
+#   Your comment here.
+
+# Limit the number of actions per hour, from 1-30. Default is 30
+# limitPerRun: 30
+# Limit to only `issues` or `pulls`
+# only: issues
+
+# Optionally, specify configuration settings that are specific to just 'issues' or 'pulls':
+# pulls:
+#   daysUntilStale: 30
+#   markComment: >
+#     This pull request has been automatically marked as stale because it has not had
+#     recent activity. It will be closed if no further activity occurs. Thank you
+#     for your contributions.
+
+# issues:
+#   exemptLabels:
+#     - confirmed

.github/workflows/lint.yml

@@ -0,0 +1,32 @@
+name: Lint
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  eslint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+
+      - name: Set Node.js 14.x
+        uses: actions/setup-node@master
+        with:
+          node-version: 14.x
+
+      - name: Cache Dependencies
+        uses: actions/cache@v2
+        with:
+          path: node_modules
+          key: ${{ runner.os }}-node-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
+
+      - name: Install Dependencies
+        run: yarn
+
+      - name: Run lint
+        run: yarn eslint .

.github/workflows/test.yml

@@ -0,0 +1,32 @@
+name: Unit Test
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  unit-test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+
+      - name: Set Node.js 14.x
+        uses: actions/setup-node@master
+        with:
+          node-version: 14.x
+
+      - name: Cache Dependencies
+        uses: actions/cache@v2
+        with:
+          path: node_modules
+          key: ${{ runner.os }}-node-${{ hashFiles('**/yarn.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
+
+      - name: Install Dependencies
+        run: yarn
+
+      - name: Run Test
+        run: CI=true yarn mocha

package.json

@@ -43,6 +43,10 @@
     "@babel/core": "^7.8.4",
     "@babel/register": "^7.8.3",
     "chai": "^4.2.0",
-    "mocha": "^8.0.1"
+    "eslint": "^7.15.0",
+    "eslint-config-airbnb-base": "^14.2.1",
+    "eslint-config-prettier": "^7.0.0",
+    "eslint-plugin-import": "^2.22.1",
+    "mocha": "^8.2.1"
   }
 }