alpine/packages/alpinejs/src/directives/x-ignore.js

import { directive } from "../directives"

let handler = () => {}

handler.inline = (el, { modifiers }, { cleanup }) => {
    modifiers.includes('self')
        ? el._x_ignore_self = true
        : el._x_ignore = true

    cleanup(() => {
        modifiers.includes('self')
            ? delete el._x_ignore_self
            : delete el._x_ignore
    })
}

directive('ignore', handler)