throwup(fxn) -> creates the inductive case of exception-tail-call-optimization makecallable(fxn) -> creates the trampoline for exception-tail-call-optimization

throw.js

function throwup(fxn) {
    return function() {
        throw [fxn, Array.prototype.slice.call(arguments)];
    }
}

function makecallable(fxn) {
    return function() {
        var params = Array.prototype.slice.call(arguments);
        while(params) {
            try {
                var r= fxn.apply(null, params);
                return r;
            }catch(e){
                params = e[1];
                fxn = e[0];
            }
        }
    }
}

module.exports = {makecallable: makecallable, throwup: throwup};