property syntax strawman

[Sergey Gromov]

Tue, 4 Aug 2009 01:15:45 +0400, Sergey Gromov wrote:

> Mon, 03 Aug 2009 11:06:53 -0400, Steven Schveighoffer wrote:
> 
>> I just thought of another issue with property definitions.  How do you  
>> declare a property of an array?  Today it's:
>> 
>> char[] chomped(char[] input);
>> 
>> Note that any getter property contains an argument which is the object  
>> you're calling the property on (normally implied because the definition is  
>> inside an aggregate definition).  But with arrays it's explicit.
>> 
>> So how does this fit in Walter's proposed syntax?
>> 
>> char[] chomped {...}
>> 
>> Where does the input go?
> 
> I proposed a keyword, 'inject', a year ago.  Or it could be an
> annotation.  I suppose such a keyword might significantly simplify
> implmentation of external functions and properties:
> 
> @inject @property char[] chomped(char[] arr) {...}
> @inject void sort!(alias pred, T)(T[] arr) {...}
> 
> Though prepending 'this' to the first parameter may also work, C# style.

Or, this can work with Walter's syntax:

@extension!char[] char[] chomped {...}