/**

* @license Apache-2.0

*

* Copyright (c) 2018 The Stdlib Authors.

*

* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

*

* http://www.apache.org/licenses/LICENSE-2.0

*

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

*/

'use strict';

/**

* Return the array data type with the smallest size and closest "kind" to which array data types can be safely cast.

*

* @module @stdlib/array/promotion-rules

*

* @example

* var promotionRules = require( '@stdlib/array/promotion-rules' );

*

* var table = promotionRules();

* // returns {...}

*

* var dt = promotionRules( 'float32', 'uint32' );

* // returns 'float64'

*

* dt = promotionRules( 'float32', 'foo' );

* // returns null

*/

// MODULES //

var main = require( './main.js' );

// EXPORTS //

module.exports = main;