For tuple values with named fields, we need more thoughts about semantics.

alias MyPair = typeof({1, "hi"});
alias MyRecord = typeof({count:1, msg:"hi"});
static assert(is(MyPair == MyRecord));  // true or false?
static assert(is(MyPair  : MyRecord));  // true or false?
static assert(is(MyRecord  : MyPair));  // true or false?
alias MyStudent = typeof({num:1, name:"John"});
static assert(is(MyRecord == MyStudent));  // true or false?

Kenji Hara


2013/3/29 Adam D. Ruppe <[email protected]>

> My first thought when I saw {} was json. This is getting a little further
> away from tuples, but would it be hard to add named fields to this too like
> json:
>
> auto a = {"foo":12, "bar":"twelve"};
>
> int a_foo = a.foo;
> string a_bar = a[1];
>
>
> The std.typecons Tuple!() can do this kind of thing too.
>

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