text: /**
  * @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';
  
  // MODULES //
  
  var objectKeys = require( '@stdlib/utils/keys' );
  var hasOwnProp = require( '@stdlib/assert/has-own-property' );
  var NEXT_DTYPES = require( './next_dtypes.json' );
  
  
  // FUNCTIONS //
  
  /**
  * Generates a table.
  *
  * @private
  * @returns {Object} table
  */
  function generateTable() {
  	var dtypes;
  	var ntypes;
  	var out;
  	var i;
  
  	out = {};
  	dtypes = objectKeys( NEXT_DTYPES );
  	ntypes = dtypes.length;
  	for ( i = 0; i < ntypes; i++ ) {
  		out[ dtypes[i] ] = NEXT_DTYPES[ dtypes[i] ];
  	}
  	return out;
  }
  
  
  // MAIN //
  
  /**
  * Returns the next larger array data type of the same kind.
  *
  * @param {string} [dtype] - array data type
  * @returns {(Object|string|integer|null)} next larger data type(s) or null
  *
  * @example
  * var dt = nextDataType( 'float32' );
  * // returns 'float64'
  */
  function nextDataType( dtype ) {
  	if ( arguments.length === 0 ) {
  		return generateTable();
  	}
  	if ( hasOwnProp( NEXT_DTYPES, dtype ) ) {
  		return NEXT_DTYPES[ dtype ];
  	}
  	return null;
  }
  
  
  // EXPORTS //
  
  module.exports = nextDataType;
  