Check for duplicated AA keys at compile time

[Stefan Koch via Digitalmars-d]

On Saturday, 3 June 2017 at 14:59:38 UTC, Jacob Carlborg wrote:
> Would it be reasonable for the compiler to check for duplicated 
> keys in an associative array literal where all the keys are 
> known at compile time? For example:
>
> auto aa = ["foo": 1, "foo": 1];

You can write one yourself as soon as newCTFE supports it :)