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Update the toString/proxy.js to test stringifing functions
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@ -1,9 +1,10 @@
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// Copyright (C) 2016 the V8 project authors. All rights reserved.
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// Copyright (C) 2016 the Apple Inc. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-object.prototype.tostring
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es6id: 19.1.3.6
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description: Proxy of an array is treated as an array
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description: Proxy of an array/function is treated as an array/function
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info: |
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[...]
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3. Let O be ToObject(this value).
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@ -20,6 +21,14 @@ info: |
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b. Let target be the value of the [[ProxyTarget]] internal slot of
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argument.
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c. Return ? IsArray(target).
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9.5.14 ProxyCreate(target, handler)
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[...]
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7. If IsCallable(target) is true, then
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a. Set the [[Call]] internal method of P as specified in 9.5.12.
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[...]
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features: [Proxy]
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---*/
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@ -38,3 +47,50 @@ assert.sameValue(
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'[object Array]',
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'proxy for array proxy'
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);
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var functionProxy = new Proxy(function() { }, {});
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var functionProxyProxy = new Proxy(functionProxy, {});
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assert.sameValue(
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Object.prototype.toString.call(functionProxy), '[object Function]', 'function proxy'
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);
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assert.sameValue(
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Object.prototype.toString.call(functionProxyProxy),
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'[object Function]',
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'proxy for function proxy'
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);
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var arrowProxy = new Proxy(() => { }, {});
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var arrowProxyProxy = new Proxy(arrowProxy, {});
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assert.sameValue(
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Object.prototype.toString.call(arrowProxy), '[object Function]', 'arrow function proxy'
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);
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assert.sameValue(
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Object.prototype.toString.call(arrowProxyProxy),
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'[object Function]',
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'proxy for arrow function proxy'
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);
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var generatorProxy = new Proxy(function*() { }, {});
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var generatorProxyProxy = new Proxy(generatorProxy, {});
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assert.sameValue(
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Object.prototype.toString.call(generatorProxy), '[object GeneratorFunction]', 'generator function proxy'
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);
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assert.sameValue(
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Object.prototype.toString.call(generatorProxyProxy),
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'[object GeneratorFunction]',
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'proxy for generator function proxy'
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);
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delete generatorProxy.__proto__[Symbol.toStringTag];
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assert.sameValue(
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Object.prototype.toString.call(generatorProxy), '[object Function]', 'generator function proxy without Symbol.toStringTag'
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);
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assert.sameValue(
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Object.prototype.toString.call(generatorProxyProxy),
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'[object Function]',
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'proxy for generator function proxy without Symbol.toStringTag'
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);
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