fix: return empty string if no script block exists

Author: eddyerburgh

lib/process.js

@@ -11,6 +11,10 @@ const extractPropsFromFunctionalTemplate = require('./extract-props')
 const splitRE = /\r?\n/g
 
 function processScript (scriptPart) {
+  if (!scriptPart) {
+    return { code: '' }
+  }
+
   if (/^typescript|tsx?$/.test(scriptPart.lang)) {
     return compileTypescript(scriptPart.content)
   }

test/NoScript.spec.js

@@ -0,0 +1,9 @@
+import { mount } from 'vue-test-utils'
+import NoScript from './resources/NoScript.vue'
+
+describe('NoScript', () => {
+  it('renders', () => {
+    const wrapper = mount(NoScript)
+    expect(wrapper.contains('footer'))
+  })
+})

test/resources/NoScript.vue

@@ -0,0 +1,12 @@
+<template>
+  <footer class="footer">I'm footer!</footer>
+</template>
+
+<style>
+.footer {
+  padding: 15px;
+  border: 1px dashed red;
+  text-align: center;
+  margin-top: 30px;
+}
+</style>