"use strict";

const { validateOptions } = require("@validatem/core");
const wrapValueAsOption = require("./");
const isFunction = require("@validatem/is-function");
const isString = require("@validatem/is-string");
const required = require("@validatem/required");

function someFunction(_optionsOrHandler) {
	let optionsOrHandler = validateOptions(arguments, [
		wrapValueAsOption("handler"), {
			handler: [ required, isFunction ],
			label: [ isString ]
		}
	]);

	console.log(optionsOrHandler);
}

someFunction({
	handler: function () { /* function body goes here */ },
	label: "Hello world!"
});
// { handler: [Function: handler], label: 'Hello world!' }

someFunction(() => { /* function body goes here */ });
// { handler: [Function] }

someFunction();
// undefined