time-to-botec/squiggle/node_modules/@stdlib/stats/kde2d/lib/get_kernel.js

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/**
* @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 kernels = require( './kernels.js' );
// MAIN //
/**
* Returns the specified kernel function.
*
* @private
* @param {string} name - kernel name
* @returns {(Function|Error)} kernel function or corresponding error
*/
function getKernel( name ) {
var kernel = kernels[ name ];
if ( kernel === void 0 ) {
return new Error( 'invalid argument. Unsupported/unrecognized kernel. Value: `' + name + '`.' );
}
return kernel;
}
// EXPORTS //
module.exports = getKernel;