Tell us about your environment

• ESLint version: 5.9.0
• eslint-plugin-vue version: 5.0.0-beta.5
• Node version: 8.12.0

Please show your full configuration:

{
  "extends": {
    "plugin:vue/strongly-recommended"
  }
}

What did you do?

multiline-html-element-content-newline

<div
  class="a"
  v-if="b"
  @click.stop.prevent
></div>

singleline-html-element-content-newline

<slot name="header"></slot>

What did you expect to happen?

When component has no content this rule should not enforce putting new line.

What actually happened?

 Expected 1 line break after opening tag (`<div>`), but no line breaks found
 Expected 1 line break after opening tag (`<div>`), but no line breaks found