Re: "if not" condition check (for data validation)

[Denis via Digitalmars-d-learn]

On Thursday, 18 June 2020 at 00:43:40 UTC, Stanislav Blinov wrote:

if( ! (configfile.isFile && configfile.extension == ".conf") )

?

That does indeed clean up the compound logic. One is still left 
with:

  if( !(
  if( !
  if( !(
  if( !
   :

I was hoping to get away from all the `not`s too.