var own = {}.hasOwnProperty /** * Check if `node` has a set `name` property. * * @param {unknown} node * @param {string} name * @returns {boolean} */ export function hasProperty(node, name) { /** @type {unknown} */ var value = name && node && typeof node === 'object' && // @ts-ignore Looks like a node. node.type === 'element' && // @ts-ignore Looks like an element. node.properties && // @ts-ignore Looks like an element. own.call(node.properties, name) && // @ts-ignore Looks like an element. node.properties[name] return value !== null && value !== undefined && value !== false }