vue render function

vue render function

https://vuejs.org/v2/guide/render-function.html

{
  // Same API as `v-bind:class`, accepting either
  // a string, object, or array of strings and objects.
  class: {
    foo: true,
    bar: false
  },
  // Same API as `v-bind:style`, accepting either
  // a string, object, or array of objects.
  style: {
    color: 'red',
    fontSize: '14px'
  },
  // Normal HTML attributes
  attrs: {
    id: 'foo'
  },
  // Component props
  props: {
    myProp: 'bar'
  },
  // DOM properties
  domProps: {
    innerHTML: 'baz'
  },
  // Event handlers are nested under `on`, though
  // modifiers such as in `v-on:keyup.enter` are not
  // supported. You'll have to manually check the
  // keyCode in the handler instead.
  on: {
    click: this.clickHandler
  },
  // For components only. Allows you to listen to
  // native events, rather than events emitted from
  // the component using `vm.$emit`.
  nativeOn: {
    click: this.nativeClickHandler
  },
  // Custom directives. Note that the `binding`'s
  // `oldValue` cannot be set, as Vue keeps track
  // of it for you.
  directives: [
    {
      name: 'my-custom-directive',
      value: '2',
      expression: '1 + 1',
      arg: 'foo',
      modifiers: {
        bar: true
      }
    }
  ],
  // Scoped slots in the form of
  // { name: props => VNode | Array<VNode> }
  scopedSlots: {
    default: props => createElement('span', props.text)
  },
  // The name of the slot, if this component is the
  // child of another component
  slot: 'name-of-slot',
  // Other special top-level properties
  key: 'myKey',
  ref: 'myRef',
  // If you are applying the same ref name to multiple
  // elements in the render function. This will make `$refs.myRef` become an
  // array
  refInFor: true
}

attrs

https://css-tricks.com/what-does-the-h-stand-for-in-vues-render-method/

https://alligator.io/vuejs/introduction-render-functions/

macOS & bash shell

bash !== node

Windows

#!/usr/bin/env node

echo "^-v-^ app is running in development env!" && npm run start

MacOS

#!/usr/bin/env bash

echo "^-v-^ app is running in development env!" && npm run start

# chmod +x

$ chmod +x ./app.sh & sudo npm link & "app": "app.sh"

# npm link
$ npm link