|  | /** | 
						
						
							|  |  * Get visitor keys of a given node. | 
						
						
							|  |  * @param {object} node The AST node to get keys. | 
						
						
							|  |  * @returns {readonly string[]} Visitor keys of the node. | 
						
						
							|  |  */ | 
						
						
							|  | export function getKeys(node: object): readonly string[]; | 
						
						
							|  | /** | 
						
						
							|  |  * Make the union set with `KEYS` and given keys. | 
						
						
							|  |  * @param {VisitorKeys} additionalKeys The additional keys. | 
						
						
							|  |  * @returns {VisitorKeys} The union set. | 
						
						
							|  |  */ | 
						
						
							|  | export function unionWith(additionalKeys: VisitorKeys): VisitorKeys; | 
						
						
							|  | export { KEYS }; | 
						
						
							|  | export type VisitorKeys = import('./visitor-keys.js').VisitorKeys; | 
						
						
							|  | import KEYS from "./visitor-keys.js"; | 
						
						
							|  | //# sourceMappingURL=index.d.ts.map
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