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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 isFunction = require( '@stdlib/assert/is-function' );
var Object = require( '@stdlib/object/ctor' );
// MAIN //
/**
* Tests if an object has a specified method name, either own or inherited.
*
* @param {*} value - value to test
* @param {*} property - property to test
* @returns {boolean} boolean indicating if an object has a specified method name
*
* @example
* var beep = {
* 'boop': true
* };
*
* var bool = isMethodIn( beep, 'toString' );
* // returns true
*
* bool = isMethodIn( beep, 'boop' );
* // returns false
*/
function isMethodIn( value, property ) {
if ( value === void 0 || value === null ) {
return false;
}
value = Object( value );
if ( typeof property !== 'symbol' ) {
property = String( property );
}
return (
( property in value ) &&
isFunction( value[ property ] )
);
}
// EXPORTS //
module.exports = isMethodIn;
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