Run results for: path functions + reduce

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36

Browser: Chrome 114

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
new f	4036822.2 Ops/sec
reduce	883633.8 Ops/sec
reduce recalculate	109138.1 Ops/sec

Script Preparation code:

var path = (keys, is = "return " + keys.reduce((values, key) => values + "['"+ key +"']", "value")) => new Function("value", is)
var path2 = keys => value => keys.reduce((value, key) => value[key], value);
var prop = key => value => value[key];
var identity = value => value;
var path3 = keys => keys.reduce((call, key) => value => prop(key)(call(value)), identity);
var keys = Array.from({ length: 100 }, (_, i) => "a" + i);
var i = 65535;
var test = {};
var tmp;
while(i--) {
    tmp = test;
    test = { ["a" + i]: tmp };
}
var run1 = path(keys);
var run2 = path2(keys);
var run3 = path3(keys);
i = 1000000;
while (i--) {
	identity(i);
	prop(i)([]);
	run1(Object.setPrototypeOf({ i }, test));
	run2(Object.setPrototypeOf({ i }, test));
	run3(Object.setPrototypeOf({ i }, test));
}

Tests:

new f
run1(test);
reduce
run2(test);
reduce recalculate
run3(test);

Run results for: path functions + reduce

new f

reduce

reduce recalculate