Re: Expression for the global object

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From	Thomas 'PointedEars' Lahn <PointedEars@web.de>
Newsgroups	comp.lang.javascript
Subject	Re: Expression for the global object
Date	Sun, 31 May 2015 17:33:17 +0200
Organization	PointedEars Software (PES)
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Ben Bacarisse wrote:

> Given:
> 
>   'use strict';
>   console.log((function () { return eval; })()("this") === global);
>   console.log(eval("this") === global);
>   console.log(this === global);
> 
> nodejs prints:
> 
>   NaN
>   undefined
>   undefined

No, it does not.  Because Node.js’s V8 JavaScript is not so badly designed 
that it would print “NaN” or “undefined” as the result of a “===” operation.

> […]
>> <http://ecma-international.org/ecma-262/5.1/#sec-10.4.2>
> 
> Sure, but what does 15.1.2.1.1 (Direct Call to Eval) have to say about
> it? You can interpret the words there much more readily than I can, and
> it would seem that at least one implementation has decided that the
> evaluation of the thunk above is not a "direct call to eval".

We’ll see.

-- 
PointedEars
FAQ: <http://PointedEars.de/faq> | SVN: <http://PointedEars.de/wsvn/>
Twitter: @PointedEars2 | ES Matrix: <http://PointedEars.de/es-matrix>
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Thread

Re: Expression for the global object Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-31 11:14 +0100
  Re: Expression for the global object Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-05-31 15:08 +0200
    Re: Expression for the global object Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-31 14:56 +0100
      Re: Expression for the global object Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-05-31 16:12 +0200
        Re: Expression for the global object Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-31 15:57 +0100
          Re: Expression for the global object Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-05-31 17:33 +0200
            Re: Expression for the global object Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-31 16:41 +0100
      Re: Expression for the global object Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-05-31 16:21 +0200

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