be5invis

function interpret(form, env, k){
	if(form instanceof Array){
		switch(form[0]){
			case 'lambda': {
				var params = form[1];
				var body = form[2];
				return k(function(k){ return function() {
					var e = Object.create(env);
					for(var j = 0; j < params.length; j++)
						e[params[j]] = arguments[j];