workflow-4-node/lib/es6/activities/consoleTracker.js

Workflow 4 Node is a .NET Workflow Foundation like framework for Node.js. The goal is to reach feature equivalence and beyond.

"use strict";

let _ = require("lodash");
let util = require("util");
let Activity = require("./activity");

function ConsoleTracker() {
}

ConsoleTracker.prototype.activityStateChanged = function (args) {
    let activity = args.scope.$activity;
    let reason = args.reason;
    let result = args.result;
    let name = activity.toString();
    if (result instanceof Error) {
        result = result.message;
    }
    else {
        if (_.isObject(result)) result = util.inspect(result);
        if (_.isString(result) && result.length > 100) result = result.substr(0, 100);
    }
    if (result) result = ", result: " + result; else result = "";
    let method = reason === Activity.states.fail? "error" : "log";
    console[method]("Activity '" + name + "' state changed - reason: " + reason + result);
};

module.exports = ConsoleTracker;