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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 4x 4x 4x 4x 4x 4x 1x 1x 4x 4x 8x 8x 8x 8x 8x | /**
* @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 evil = require( '@stdlib/utils/eval' );
// MAIN //
/**
* Tests for native `Proxy` support.
*
* @returns {boolean} boolean indicating if an environment has native `Proxy` support
*
* @example
* var bool = hasProxySupport();
* // returns <boolean>
*/
function hasProxySupport() {
var bool;
try {
evil( '"use strict"; var handler = { "get": function get( t, n ) { return t[ n ] * 100; } }; var target = { "beep": 3.14 }; var p = new Proxy( target, handler ); var x = p.beep; if ( x !== 314 ) { throw new Error( "native Proxy is not supported." ); }' );
bool = true;
} catch ( err ) { // eslint-disable-line no-unused-vars
bool = false;
}
return bool;
}
// EXPORTS //
module.exports = hasProxySupport;
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