Bye bye, fast compilation times

[Steven Schveighoffer]

On 2/6/18 3:11 PM, Walter Bright wrote:
> On 2/5/2018 9:35 PM, Dmitry Olshansky wrote:
>> That’s really bad idea - isEmail is template so the burden of freaking 
>> slow ctRegex
>> is paid on per instantiation basis. Could be horrible with separate 
>> compilation.
> 
> std.string.isEmail() in D1 was a simple function. Maybe regex is just 
> the wrong solution for this problem.
> 

The regex in question I think is to ensure an email address like 
abc at 192.168.0.5 has a valid IP address. The D1 function doesn't support 
that requirement.

I admit, I've never used it, so I don't know why it needs to be so 
complex. But I assume some people depend on that functionality.

-Steve