index.js

const webidlWrapper = require('./webidl2js-wrapper.js')

const sharedGlobalObject = {}
webidlWrapper.install(sharedGlobalObject, ['Window'])

const origCSSStyleDeclaration = sharedGlobalObject.CSSStyleDeclaration

/**
 * @constructor
 * @param {((cssText: string) => void) | null} [onChangeCallback]
 * The callback that is invoked whenever a property changes.
 */
function CSSStyleDeclaration(onChangeCallback = null) {
    if (new.target === undefined) {
        throw new TypeError("Class constructor CSSStyleDeclaration cannot be invoked without 'new'")
    }

    if (onChangeCallback !== null && typeof onChangeCallback !== 'function') {
        throw new TypeError('Failed to construct CSSStyleDeclaration: parameter 1 is not a function')
    }

    return webidlWrapper.create(sharedGlobalObject, undefined, { onChangeCallback })
}

sharedGlobalObject.CSSStyleDeclaration = CSSStyleDeclaration
Object.defineProperty(CSSStyleDeclaration, 'prototype', {
    value: origCSSStyleDeclaration.prototype,
    writable: false,
})
CSSStyleDeclaration.prototype.constructor = CSSStyleDeclaration
Object.setPrototypeOf(CSSStyleDeclaration, Object.getPrototypeOf(origCSSStyleDeclaration))

module.exports = CSSStyleDeclaration