std.vm.jvm-interpreter
animate
(animate code-str delay)
block-zip
(block-zip root)
clear-screen
(clear-screen)
current-frame
(current-frame jvm)
exec-inst
(exec-inst jvm inst-block)
filter-valid
(filter-valid blocks)
make-jvm
(make-jvm root-code)
push-frame
(push-frame jvm method-name args)
update-current-frame
(update-current-frame jvm f)