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Groups > comp.lang.javascript > #33285

Re: Overriding function and adding a bit

Path csiph.com!eternal-september.org!feeder.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail
From Doc O'Leary <droleary@2017usenet1.subsume.com>
Newsgroups comp.lang.javascript
Subject Re: Overriding function and adding a bit
Date Thu, 11 May 2017 22:02:42 -0000 (UTC)
Organization Subsume Technologies, Inc.
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For your reference, records indicate that 
Thomas 'PointedEars' Lahn <PointedEars@web.de> wrote:

> Are the subscribers of this newsgroup supposed to believe that “Doc O’Leary” 
> is your real name?

I don’t have a “real” name.  They’ve all been made up, including the one 
that was put on my birth certificate.  I’ve been using Doc O’Leary on 
Usenet since at least 1990:

<https://groups.google.com/forum/?hl=en#!msg/comp.sys.mac.games/-IovAUnRamE/PVW8_4orEo8J>

How about yourself, Pointy?  Though I really don’t see how any of this 
matters to the topic at hand.  Focus.

> “this” is not necessarily referring to the same object that the function is 
> called as a method of.

Well, it has to be referring to *something* for the code to work as 
expected.  I see no reason *not* to call it as a method on the target 
object (or prototype thereof), thus allowing the OP to override the 
special case of the “foo” object that needs to behave differently.

> The original code of the function is:
> 
>   function ObjLayerMoveTo(x, y) {
>      /* 100+ lines of spaghetti code */
>   }

Which says nothing about how it is called, or the larger context in 
which it was defined.  The issue at hand remains what “this” is 
actually referring to.  Focus.

> "foo" is a primitive string value there.

Used with a particular intent.  My suggestion stands.

-- 
"Also . . . I can kill you with my brain."
River Tam, Trash, Firefly

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Thread

Overriding function and adding a bit Andrew Poulos <ap_prog@hotmail.com> - 2017-05-10 11:59 +1000
  Re: Overriding function and adding a bit Doc O'Leary  <droleary@2017usenet1.subsume.com> - 2017-05-10 15:33 +0000
    Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-10 19:14 +0200
      Re: Overriding function and adding a bit Doc O'Leary  <droleary@2017usenet1.subsume.com> - 2017-05-10 22:57 +0000
        Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-11 01:49 +0200
          Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-11 17:03 +0200
            Re: Overriding function and adding a bit Andrew Poulos <ap_prog@hotmail.com> - 2017-05-12 08:32 +1000
              Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-12 22:12 +0200
            Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-12 03:13 +0200
          Re: Overriding function and adding a bit John G Harris <niam@jghnorth.org.uk.invalid> - 2017-05-11 16:33 +0100
            Re: Overriding function and adding a bit Tim Streater <timstreater@greenbee.net> - 2017-05-11 18:54 +0100
          Re: Overriding function and adding a bit Doc O'Leary  <droleary@2017usenet1.subsume.com> - 2017-05-11 22:02 +0000
            Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-12 01:53 +0200
              Re: Overriding function and adding a bit John G Harris <niam@jghnorth.org.uk.invalid> - 2017-05-12 10:05 +0100
              Re: Overriding function and adding a bit Doc O'Leary  <droleary@2017usenet1.subsume.com> - 2017-05-12 21:43 +0000
                Re: Overriding function and adding a bit Tim Streater <timstreater@greenbee.net> - 2017-05-12 23:03 +0100
                Re: Overriding function and adding a bit Julio Di Egidio <julio@diegidio.name> - 2017-05-12 17:28 -0700
                Re: Overriding function and adding a bit John G Harris <niam@jghnorth.org.uk.invalid> - 2017-05-13 14:39 +0100
                Re: Overriding function and adding a bit Julio Di Egidio <julio@diegidio.name> - 2017-05-13 07:17 -0700
                Re: Overriding function and adding a bit Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-05-13 16:25 +0100
                Re: Overriding function and adding a bit Julio Di Egidio <julio@diegidio.name> - 2017-05-13 08:30 -0700
                Re: Overriding function and adding a bit Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2017-05-13 17:56 +0200
                Re: Overriding function and adding a bit Julio Di Egidio <julio@diegidio.name> - 2017-05-13 09:04 -0700
                Re: Overriding function and adding a bit Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-05-13 20:55 +0100
                Re: Overriding function and adding a bit Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-05-14 00:00 +0100
                Re: Overriding function and adding a bit Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-05-14 03:07 +0100
                Re: Overriding function and adding a bit Julio Di Egidio <julio@diegidio.name> - 2017-05-13 18:39 -0700
                Re: Overriding function and adding a bit John G Harris <niam@jghnorth.org.uk.invalid> - 2017-05-14 11:23 +0100
                Re: Overriding function and adding a bit John G Harris <niam@jghnorth.org.uk.invalid> - 2017-05-14 11:36 +0100
                Re: Overriding function and adding a bit Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-05-14 12:34 +0100
                Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-14 14:11 +0200
                Re: Overriding function and adding a bit Ben Bacarisse <ben.usenet@bsb.me.uk> - 2017-05-14 15:37 +0100
                Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-14 17:16 +0200
                Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-14 15:40 +0200
          Re: Overriding function and adding a bit Gene Wirchenko <genew@telus.net> - 2017-05-11 15:39 -0700
        Re: Overriding function and adding a bit Tim Streater <timstreater@greenbee.net> - 2017-05-11 10:39 +0100
    Re: Overriding function and adding a bit Julio Di Egidio <julio@diegidio.name> - 2017-05-11 10:05 -0700
  Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-10 19:13 +0200
    Re: Overriding function and adding a bit Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2017-05-10 19:22 +0200
    Re: Overriding function and adding a bit Julio Di Egidio <julio@diegidio.name> - 2017-05-11 10:08 -0700
  Re: Overriding function and adding a bit Julio Di Egidio <julio@diegidio.name> - 2017-05-11 09:56 -0700

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