gistfile1.md

%COMPILE(eval(%expr), %env)

==>

do {
  let $callee = eval;
  if ($callee === $runtime.crockEval) {
    let $src = $runtime.crockpile(%COMPILE(%expr, %env), %env);
    let eval = $runtime.es7Eval;
    eval($src)
  } else {
    eval(%COMPILE(%expr, %env))
  }
}