All files / ternary-output-dtype/lib main.js

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/**
* @license Apache-2.0
*
* Copyright (c) 2026 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 outputDataType = require( '@stdlib/ndarray/base/output-dtype' );
 
 
// MAIN //
 
/**
* Resolves the output ndarray data type for a ternary function.
*
* @param {*} xdtype - first input ndarray data type
* @param {*} ydtype - second input ndarray data type
* @param {*} zdtype - third input ndarray data type
* @param {(string|*)} policy - output ndarray data type policy
* @throws {TypeError} fourth argument must be a recognized data type policy
* @throws {Error} must provide data types amenable to type promotion
* @returns {DataType} output ndarray data type
*
* @example
* var dt = resolve( 'float64', 'float32', 'float32', 'complex_floating_point' );
* // returns <DataType>
*/
function resolve( xdtype, ydtype, zdtype, policy ) {
	return outputDataType( [ xdtype, ydtype, zdtype ], policy );
}
 
 
// EXPORTS //
 
module.exports = resolve;