npm install node-helm

let helmBinary = '/usr/local/bin/helm';

if (process.platform === "win32") {
    helmBinary = 'helm';
}

const Helm = require("node-helm").Helm;
var helm = Promise.promisifyAll(new Helm({helmCommand: helmBinary}));

    let options = {}; //No options available currently
    let releases = await helm.listAsync(options);  

    let options = {
        releaseName = 'service';
    }
    let history = await helm.getAsync(options);  

let options = {
    chartName: "CHARTNAME",
    releaseName: "SERVICENAME",        
    namespace: "dev",        
    //custom values
    values: {
        "authKey":"20FD87EA-A679-4817-AFA4-E5CC17712456"
    }
};
return installation = await helm.installAsync(options);  

    return await helm.upgradeAsync({
        reuseValues : shouldReuseValues, //boolean value
        chartName: "./ChartFolder",
        releaseName: SERVICENAME,
        values: {
            "authKey":"20FD87EA-A679-4817-AFA4-E5CC17712456"
        }
    });  

    var options = {
        shouldPurge : true,
        releaseName: 'service'
    }
    return await helm.deleteAsync(options);

    let options = {
        releaseName = 'service';
    }
    let history = await helm.historyAsync(options);  

    let options = {
        releaseName = 'service'
    }
    let test = await helm.testAsync(options);  

    let options = {
        releaseName = 'service',
        revision: 0
    };
    let rollback = await helm.rollbackAsync(options);  

    let options = {
        releaseName = 'service';
    }
    let status = await helm.statusAsync(options);  

    19/02/19 - 
        1. Add basic parent options support to all commands
        2. Use esversion 6 typing

    11/02/19 - 
        1. Add 3 methods: test,status,rollback
        2. Update README
        3. Update LICENSE

    10/02/19 - 
        1.Added native object json response for some commands
        2.Added get release method support
        3.All methods are now using options variable