vdom-thunk/shallow-eq.js

A thunk optimization for virtual-dom

module.exports = shallowEq;

function shallowEq(currentArgs, previousArgs) {
    if (currentArgs.length === 0 && previousArgs.length === 0) {
        return true;
    }

    if (currentArgs.length !== previousArgs.length) {
        return false;
    }

    var len = currentArgs.length;

    for (var i = 0; i < len; i++) {
        if (currentArgs[i] !== previousArgs[i]) {
            return false;
        }
    }

    return true;
}