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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 modes = require( '@stdlib/ndarray/casting-modes' );
// VARIABLES //
var MODES = modes();
var len = MODES.length;
// MAIN //
/**
* Tests whether an input value is a supported ndarray casting mode.
*
* @param {*} v - value to test
* @returns {boolean} boolean indicating whether an input value is a supported ndarray casting mode
*
* @example
* var bool = isCastingMode( 'none' );
* // returns true
*
* bool = isCastingMode( 'equiv' );
* // returns true
*
* bool = isCastingMode( 'safe' );
* // returns true
*
* bool = isCastingMode( 'mostly-safe' );
* // returns true
*
* bool = isCastingMode( 'same-kind' );
* // returns true
*
* bool = isCastingMode( 'unsafe' );
* // returns true
*
* bool = isCastingMode( 'foo' );
* // returns false
*/
function isCastingMode( v ) {
var i;
for ( i = 0; i < len; i++ ) {
if ( v === MODES[ i ] ) {
return true;
}
}
return false;
}
// EXPORTS //
module.exports = isCastingMode;
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