import { Params } from "@feathersjs/feathers";

//#region src/utility-types/required-query.d.ts
/**
 * Make the `query` property of `Params` required and non-nullable.
 *
 * By default, the `query` property in `Params` is optional and can be `undefined`. This utility type ensures that `query` is always present and not `null` or `undefined`, which can be useful for functions that rely on the presence of a query object.
 */
type RequiredQuery<P extends Params> = P & {
  query: NonNullable<P['query']>;
};
//#endregion
//#region src/guards/has-query/has-query.guard.d.ts
/**
 * Type guard to check if the `query` property of `Params` is present and non-nullable.
 *
 * @param params - The `Params` object to check.
 * @returns `true` if `params.query` is present and non-nullable, otherwise `false`.
 *
 * @see https://utils.feathersjs.com/guards/has-query.html
 *
 * @example
 * ```ts
 * import { hasQuery } from 'feathers-utils/guards'
 *
 * function example(params: Params) {
 *   // `params.query` is optional and can be undefined at this point
 *   if (!hasQuery(params)) {
 *     return;
 *   }
 *
 *   // TypeScript now knows that params.query is present and non-nullable
 *   // You can safely access params.query here without additional checks
 * }
 * ```
 */
declare function hasQuery<P extends Params>(params: P): params is RequiredQuery<P>;
//#endregion
export { hasQuery };
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