A Better assert.
http://poita.org/2012/09/02/a-better-assert-for-d.html?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+poita+%28poita.org%29
TODO: Can we convert args to strings like GCC's __STRING(expression)? TODO: Make these be able to be called in unittest placed in struct scopes
See Implementation
A Better assert.