npm install traverse-chainA simple asynchronous tool
``bash`
$ npm install traverse-chain
``javascript
var Chain = require('traverse-chain');
var chain = new Chain();
chain.add(
function() {
setTimeout(function() {
chain.next();
}, 2000);
},
functin() {
setTimeout(function() {
chain.next();
}, 1000);
}
)
chain.traverse(function() {
// done
});