another weird gotcha: auto s="foo".isEmail; writeln(s.toString); // ok writeln(s); // compile error
On Tue, Feb 6, 2018 at 12:30 PM, Steven Schveighoffer via Digitalmars-d <digitalmars-d@puremagic.com> wrote: > 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@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
