/**
 * @param {string} component
 * @param {string} layer
 * @param {Array<string>} layers
 */
export function supports_layer(component: string, layer: string, layers: Array<string>): void;
/**
 * @param {string} component
 * @param {object} props
 */
export function has_either(component: string, props?: object): void;
/**
 * @param {string} component
 * @param {object} accessors
 * @param {import("../types/common").datum | false} datum
 */
export function has_valid_accessors(component: string, accessors: object, datum?: import("../types/common").datum | false): void;
/**
 *
 * @param {string} component
 * @param {Array<object>} pairs
 * @param {number} n
 */
export function has_distinct(component: string, pairs: Array<object>, n?: number): void;
/**
 * @param {string} component
 * @param {import("../types/scale").scale} x
 * @param {import("../types/scale").scale} y
 * @param {string} type
 * @param {"both"|"either"} logic
 */
export function has_scale_types(component: string, x: import("../types/scale").scale, y: import("../types/scale").scale, type: string, logic: "both" | "either"): void;