Recent front end development tools and languages are growing fast and have
quite a complicated ecosystem. Few front end developers want to be forced use
Shakespeare templates. Instead, they would rather use 'node'-friendly engines
such that 'pug', 'slim', and 'haml'. However, in using these template engines,
we lose the compile-time variable interpolation and type checking from
Heterocephalus is intended for use with another feature rich template engine
and provides a way to interpolate server side variables into a precompiled
template file with 'forall', 'if', and 'case' statements.