eslint-plugin-vue

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vue/attribute-hyphenation ​

enforce attribute naming style on custom components in template

  • ⚙️ 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 using hyphenated attribute names on custom components in Vue templates.

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🔧 Options ​

json
{
  "vue/attribute-hyphenation": ["error", "always" | "never", {
    "ignore": []
  }]
}

Default casing is set to always. By default the following attributes are ignored: data-, aria-, slot-scope, and all the SVG attributes with either an upper case letter or an hyphen.

  • "always" (default) ... Use hyphenated name.
  • "never" ... Don't use hyphenated name except the ones that are ignored.
  • "ignore" ... Array of ignored names

"always" ​

It errors on upper case letters.

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"never" ​

It errors on hyphens except on the attributes in the ignored attributes list.

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"never", { "ignore": ["custom-prop"] } ​

Don't use hyphenated name but allow custom attributes

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🚀 Version ​

This rule was introduced in eslint-plugin-vue v3.9.0

🔍 Implementation ​