v-bind-style.md

pageClass	sidebarDepth	title	description	since
rule-details	0	vue/v-bind-style	enforce `v-bind` directive style	v3.0.0

vue/v-bind-style

enforce v-bind directive style

• ⚙️ This rule is included in all of "plugin:vue/vue3-strongly-recommended", *.configs["flat/strongly-recommended"], "plugin:vue/strongly-recommended", *.configs["flat/vue2-strongly-recommended"], "plugin:vue/vue3-recommended", *.configs["flat/recommended"], "plugin:vue/recommended" and *.configs["flat/vue2-recommended"].
• 🔧 The --fix option on the command line can automatically fix some of the problems reported by this rule.

📖 Rule Details

This rule enforces v-bind directive style which you should use shorthand or long form.

<template>
  <!-- ✓ GOOD -->
  <div :foo="bar" />

  <!-- ✗ BAD -->
  <div v-bind:foo="bar" />
</template>

🔧 Options

{
  "vue/v-bind-style": ["error", "shorthand" | "longform", {
    "sameNameShorthand": "ignore" | "always" | "never"
  }]
}

• "shorthand" (default) ... requires using shorthand.
• "longform" ... requires using long form.
• sameNameShorthand ... enforce the v-bind same-name shorthand style (Vue 3.4+).
  • "ignore" (default) ... ignores the same-name shorthand style.
  • "always" ... always enforces same-name shorthand where possible.
  • "never" ... always disallow same-name shorthand where possible.

"longform"

<template>
  <!-- ✓ GOOD -->
  <div v-bind:foo="bar" />

  <!-- ✗ BAD -->
  <div :foo="bar" />
</template>

{ "sameNameShorthand": "always" }

<template>
  <!-- ✓ GOOD -->
  <div :foo />

  <!-- ✗ BAD -->
  <div :foo="foo" />
</template>

{ "sameNameShorthand": "never" }

<template>
  <!-- ✓ GOOD -->
  <div :foo="foo" />

  <!-- ✗ BAD -->
  <div :foo />
</template>

📚 Further Reading

• Style guide - Directive shorthands

🚀 Version

This rule was introduced in eslint-plugin-vue v3.0.0

🔍 Implementation

• Rule source
• Test source