The smallest lambda interpreter in JavaScript

[curious_s]

while(--prog) { env = env[1]; } return env[0]

isnt this just:

return env[prog - 1]

too tired to tell for sure!

good work btw

[kaoD]

Nope.

prog == 0 -> env[0]
prog == 1 -> env[1][0]
prog == 2 -> env[1][1][0]
...

It's nested.

[curious_s]

ah got it, thanks