Feature request - simpler constructors

[Matti Niemenmaa]

Bill Baxter wrote:
> I guess the main worry lurking in the back of my mind is that we may
> actually want to use auto in parameter lists someday to mean more or
> less what it means in declarations:
> 
>     void foo(auto y = "hi there",
>              auto x = 23.f,
>              const z = ABigNamedStruct())
>     {. . . }
> 
> And having it mean something slightly different for 'this' methods than
> for an ordinary 'foo' method would just be confusing.

The precise syntax isn't that important. It could just as well be either of the
following, for instance (using 'a' and 'b' as parameters which you don't want to
be automatically handled):

this(a, auto [x, y, z], b)   {}
this(a, auto: (x, y, z), b)  {}

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