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@wintercn
Created August 14, 2013 04:45
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function run(code,callback){
callback = callback || function(r){
//console.log(r);
};
function check(f){
if(f instanceof Function) {
var f = f;
var args = code.slice(1,code.length);
args.push(callback);
f.apply(f,args);
return;
}
else callback(code[0]);
}
if(code[0] instanceof Array) {
run(code[0],check)
}
else if(code.length == 0) {
callback(code);
}
else check(code[0]);
}
function quote(){
arguments[arguments.length-1](arguments[0] || []);
}
function parallel(args) {
var count = 0;
var callback = arguments[arguments.length-1];
for(var i = 0; i<args.length; i++) {
void function(i) {
function check(r){
args[i] = r;
if(++count < args.length)
return;
callback(args);
}
if(args[i] instanceof Array)
run(args[i],check);
else check(args[i]);
}(i)
}
}
function convert(f){
var callback = arguments[arguments.length-1];
callback(function(){
var callback = arguments[arguments.length-1];
var args = Array.prototype.slice.call(arguments);
args.pop();
parallel(args,function(args) {
callback(f.apply(window,args));
});
});
}
function method(object,name) {
parallel(arguments,function(){
callback(function(){
var args = Array.prototype.slice.call(arguments);
args.pop();
arguments[arguments.length-1](object[name].apply(object,args));
});
});
}
function timeout(t){
setTimeout(arguments[arguments.length-1], t);
}
function event(eventTarget, type , useCapture){
var callback = arguments[arguments.length-1];
parallel(arguments,function(){
if(! (typeof useCapture == "boolean")) {
useCapture = false;
}
var handler = function(event){
eventTarget.removeEventListener(type, handler, useCapture);
callback(event);
}
eventTarget.addEventListener(type, handler, useCapture);
});
}
function lambda(args,code) {
var callback = arguments[arguments.length-1];
callback(function(){
var callback = arguments[arguments.length-1];
parallel(arguments,function(params) {
var argsIndex = {};
for(var i = 0; i <args.length; i++)
{
argsIndex[args[i]] = params[i];
}
run(function replace(code){
code = code.slice()
for(var i = 0; i < code.length; i++) {
if(code[i] instanceof Array) {
code[i] = replace(code[i]);
}
else if(argsIndex.hasOwnProperty(code[i])) {
code[i] = argsIndex[code[i]];
}
}
return code
}(code),callback);
})
})
}
function label() {
var callback = arguments[arguments.length-1];
parallel(arguments,function(args){
var f = args[0];
callback(function(){
var callback = arguments[arguments.length-1];
var args = Array.prototype.slice.call(arguments);
args.unshift(f);
callback(f.apply(window,args));
});
});
}
/////////////////////////////////////////////////////
function plus1(x) {
return x+1;
}
function log(arg1) {
console.log(arg1);
}
run([
[label,[lambda, ["self","x"],[ "self","self",[[convert,plus1],"x"], [timeout,1000],[[convert, log],"x"] ]]],1
])
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