import { z } from 'zod';
/**
 * @public
 */
export declare const entityQueryFilterExpressionSchema: z.ZodRecord<z.ZodString, z.ZodUnion<[z.ZodUnion<[z.ZodString, z.ZodObject<{
    exists: z.ZodOptional<z.ZodBoolean>;
}, "strip", z.ZodTypeAny, {
    exists?: boolean | undefined;
}, {
    exists?: boolean | undefined;
}>]>, z.ZodArray<z.ZodString, "many">]>>;
/**
 * @public
 */
export declare const EntityPickerFieldSchema: import("../utils").FieldSchema<string, {
    allowedKinds?: string[] | undefined;
    defaultKind?: string | undefined;
    allowArbitraryValues?: boolean | undefined;
    defaultNamespace?: string | false | undefined;
    catalogFilter?: Record<string, string | string[] | {
        exists?: boolean | undefined;
    }> | Record<string, string | string[] | {
        exists?: boolean | undefined;
    }>[] | undefined;
}>;
/**
 * The input props that can be specified under `ui:options` for the
 * `EntityPicker` field extension.
 *
 * @public
 */
export type EntityPickerUiOptions = typeof EntityPickerFieldSchema.uiOptionsType;
export type EntityPickerProps = typeof EntityPickerFieldSchema.type;
export declare const EntityPickerSchema: import("@backstage/plugin-scaffolder-react").CustomFieldExtensionSchema;
export type EntityPickerFilterQuery = z.TypeOf<typeof entityQueryFilterExpressionSchema>;
export type EntityPickerFilterQueryValue = EntityPickerFilterQuery[keyof EntityPickerFilterQuery];