py2js (v2)

Revision 2 of this benchmark created on October 5, 2023

Setup

let obj = {
	a: 32,
	b: 52
};
let obj2 = {
	a:32,
	b: 52
};

function foo(a, b) {
	return a+b
}

let arr = [obj, obj2];

function jsobj2pyobj(jsobj, _this = null) {
	switch(jsobj) {
      case true:
      case false:
        return jsobj
    }

    if(jsobj === undefined){
        return null
    }else if(jsobj === null){
        return null
    }

    if(Array.isArray(jsobj)){
        return jsobj.map(jsobj2pyobj)
    }else if(typeof jsobj === 'number'){
       return null
    }else if(typeof jsobj == "string"){
        return null
    }else if(typeof jsobj == "function"){
            _this = _this === undefined ? null : _this
        return function(){
            var args = []
            for(var i = 0, len = arguments.length; i < len; i++){
                args.push(pyobj2jsobj(arguments[i]))
            }
            return jsobj2pyobj(jsobj.apply(_this, args))
        }
    }

    if(jsobj.kw) {
        return jsobj
    }
	
	return jsobj
}

let wrapper = jsobj2pyobj(obj);
let array_wrapper = jsobj2pyobj(arr);

let wm = new WeakMap();
wm.set(obj, wrapper);
wm.set(arr, array_wrapper);

function cache(obj) {
	obj = wm.get(obj);
	if(obj !== null)
    	return obj
    return jsobj2pyobj(obj)
}

Test runner

jsobj2pyobj(obj)

cache(obj)

cache(obj2)

jsobj2pyobj(arr)

cache(arr)

jsobj2pyobj(foo)

cache(foo)

Revisions

You can edit these tests or add more tests to this page by appending /edit to the URL.

• Revision 1: published on October 5, 2023
• Revision 2: published on October 5, 2023