Switch to yarn and run standard linter

.eslintrc.js

@@ -0,0 +1,9 @@
+module.exports = {
+  extends: [
+    'plugin:vue/recommended' // Use this if you are using Vue.js 2.x.
+  ],
+  rules: {
+    // override/add rules settings here, such as:
+    'vue/require-default-prop': 'off'
+  }
+}

dev/serve.js

@@ -1,8 +1,8 @@
-import Vue from 'vue';
-import Dev from './serve.vue';
+import Vue from 'vue'
+import Dev from './serve.vue'
 
-Vue.config.productionTip = false;
+Vue.config.productionTip = false
 
 new Vue({
-  render: (h) => h(Dev),
-}).$mount('#app');
+  render: (h) => h(Dev)
+}).$mount('#app')

dev/serve.vue

@@ -39,7 +39,7 @@ export default Vue.extend({
 <template>
   <div id="app">
     <b-card
-    title="Event Timeline"
+      title="Event Timeline"
     >
       <bootstrap-vue-timeline
         :items="timelineItems"

package.json

@@ -16,7 +16,9 @@
     "build": "cross-env NODE_ENV=production rollup --config build/rollup.config.js",
     "build:ssr": "cross-env NODE_ENV=production rollup --config build/rollup.config.js --format cjs",
     "build:es": "cross-env NODE_ENV=production rollup --config build/rollup.config.js --format es",
-    "build:unpkg": "cross-env NODE_ENV=production rollup --config build/rollup.config.js --format iife"
+    "build:unpkg": "cross-env NODE_ENV=production rollup --config build/rollup.config.js --format iife",
+    "lint": "vue-cli-service lint --fix && standard --fix",
+    "test": "jest"
   },
   "dependencies": {
     "bootstrap-vue": "^2.21.2",
@@ -25,18 +27,27 @@
   "devDependencies": {
     "@babel/core": "^7.12.10",
     "@babel/preset-env": "^7.12.11",
+    "@babel/polyfill": "^7.11.5",
     "@rollup/plugin-alias": "^3.1.1",
     "@rollup/plugin-babel": "^5.2.2",
     "@rollup/plugin-commonjs": "^17.0.0",
     "@rollup/plugin-node-resolve": "^11.0.1",
     "@rollup/plugin-replace": "^2.3.4",
     "@vue/cli-plugin-babel": "^4.5.10",
     "@vue/cli-service": "^4.5.10",
+    "@vue/cli-plugin-eslint": "~4.5.0",
     "cross-env": "^7.0.3",
+    "eslint": "^6.7.2",
+    "eslint-plugin-vue": "^6.2.2",
+    "jest": "^26.6.3",
     "minimist": "^1.2.5",
     "rollup": "^2.36.1",
     "rollup-plugin-terser": "^7.0.2",
     "rollup-plugin-vue": "^5.1.9",
+    "standard": "^16.0.3",
+    "stylelint": "^13.12.0",
+    "stylelint-config-recommended": "^4.0.0",
+    "stylelint-webpack-plugin": "^2.1.1",
     "vue": "^2.6.12",
     "vue-template-compiler": "^2.6.12"
   },
@@ -45,5 +56,10 @@
   },
   "engines": {
     "node": ">=12"
+  },
+  "standard": {
+    "ignore": [
+      "*.config.js"
+    ]
   }
 }

src/bootstrap-vue-timeline.vue

@@ -35,28 +35,32 @@ export default /*#__PURE__*/{
       v-for="(item, index) in items"
       :key="item.timestamp + item.title"
       :href="item.link"
-      class="flex-column align-items-start">
-      <div class="item-head">
-      </div>
+      class="flex-column align-items-start"
+    >
+      <div class="item-head" />
       <div
         v-if="index !== items.length - 1"
-        class="item-tail">
-      </div>
+        class="item-tail"
+      />
 
       <div class="item-content">
         <div class="d-flex w-100 justify-content-between">
-          <h5 class="mb-1">{{ item.title }}</h5>
+          <h5 class="mb-1">
+            {{ item.title }}
+          </h5>
           <small
             :id="timestampElementId(item)"
           > {{ formatAgo(item.timestamp) }}</small>
 
-          <b-tooltip :target="timestampElementId(item)"
-            triggers="hover">
+          <b-tooltip
+            :target="timestampElementId(item)"
+            triggers="hover"
+          >
             {{ formatFull(item.timestamp) }}
           </b-tooltip>
         </div>
 
-        <small class="mb-1" >
+        <small class="mb-1">
           {{ item.content }}
         </small>
 

src/entry.esm.js

@@ -1,20 +1,20 @@
 
 // Import vue component
-import component from '@/bootstrap-vue-timeline.vue';
+import component from '@/bootstrap-vue-timeline.vue'
 
 // Default export is installable instance of component.
 // IIFE injects install function into component, allowing component
 // to be registered via Vue.use() as well as Vue.component(),
-export default /*#__PURE__*/(() => {
+export default /* #__PURE__ */(() => {
   // Get component instance
-  const installable = component;
+  const installable = component
 
   // Attach install function executed by Vue.use()
   installable.install = (Vue) => {
-    Vue.component('BootstrapVueTimeline', installable);
-  };
-  return installable;
-})();
+    Vue.component('BootstrapVueTimeline', installable)
+  }
+  return installable
+})()
 
 // It's possible to expose named exports when writing components that can
 // also be used as directives, etc. - eg. import { RollupDemoDirective } from 'rollup-demo';

src/entry.js

@@ -1,11 +1,11 @@
 // iife/cjs usage extends esm default export - so import it all
-import component, * as namedExports from '@/entry.esm';
+import component, * as namedExports from '@/entry.esm'
 
 // Attach named exports directly to component. IIFE/CJS will
 // only expose one global var, with named exports exposed as properties of
 // that global var (eg. plugin.namedExport)
 Object.entries(namedExports).forEach(([exportName, exported]) => {
-  if (exportName !== 'default') component[exportName] = exported;
-});
+  if (exportName !== 'default') component[exportName] = exported
+})
 
-export default component;
+export default component