Squeak and Namespaces
Klaus D. Witzel
klaus.witzel at cobss.com
Thu Nov 30 02:01:40 UTC 2006
on Thu, 30 Nov 2006 00:07:24 +0100, you wrote:
> On 11/29/06, Klaus D. Witzel <klaus.witzel at cobss.com> wrote:
>> Motivation for syntax: we say SmallInteger and LargeInteger to
>> of Integer and obviously prefer the opposite direction for a namespace
>> hierarchy. Let's replace the suggested :: by a legitimate binary message
>> Morphic >~ View
>> Tweak >~ View
>> System >~ Default >~ Compiler
>> My >~ Terrific >~ Compiler
> Implementing Namespaces like this would mean that your code runs slower.
Why should it? There are 2 possibilities:
1 - the compiler does not know about #>~ and so compiles a message send
which results in DNU.
2 - it does know, then is compiles the usual reference to a literal
variable (name being resolved at compile-time: that's the magic behind
> order to refer to a class, you'll need to send a message to a Namespace
> every time you refer to it, rather than just refer to the class directly.
By no means, only the compiler has, not me :|
> Also, your message names are capitalised,
The word after the >~ is not a message name, it's in argument position
(like in the Smalltalk programming lanugage ;-) And the word before the >~
is in argument position, too :) That's the nature of the binary #>~
message (handled by compiler).
> which will have a negative affect on your karma.
Not my karma: the compiler's karma ;-)
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