@veams/plugin-logger/lib/index.js

The VeamsLogger plugin disables `console` logs by default. You can provide parameters (`?devmode`) in the URL to show the logs in your console.

'use strict';
Object.defineProperty(exports, "__esModule", { value: true });
/**
 * Imports
 */
var extend_1 = require("@veams/helpers/lib/object/extend");
/**
 * Plugin
 */
var VeamsLogger = {
    options: {
        devmodeParam: 'devmode',
        loggerParam: 'logger'
    },
    pluginName: 'Logger',
    initialize: function (Veams, opts) {
        if (opts) {
            this.options = extend_1.default(this.options, opts || {});
        }
        /**
         * Devmode and logger
         */
        Veams.devmode = false;
        Veams.logger = false;
        if (document.location.search.indexOf(this.options.devmodeParam) > -1 ||
            window.sessionStorage && sessionStorage.getItem('devmodeEnabled')) {
            Veams.devmode = true;
            if (window.sessionStorage && !sessionStorage.getItem('devmodeEnabled')) {
                sessionStorage.setItem('devmodeEnabled', 'true');
            }
            document.documentElement.classList.add(this.options.devmodeParam);
        }
        if (document.location.search.indexOf(this.options.loggerParam) > -1) {
            Veams.logger = true;
        }
        // hide all warnings and logs if not in devmode
        if (!Veams.devmode) {
            console.log = console.warn = function () {
            };
        }
        // add console output element (triggered by parameter 'devmode' and 'logger' in url)
        if (Veams.devmode && Veams.logger) {
            var logger_1 = document.createElement('pre');
            logger_1.setAttribute('id', 'logger');
            document.body.appendChild(logger_1);
            var write_1 = function () {
                for (var i = 0; i < arguments.length; i++) {
                    if (typeof arguments[i] === 'object') {
                        logger_1.innerHTML +=
                            (JSON && JSON.stringify ? JSON.stringify(arguments[i], undefined, 2) : arguments[i]) +
                                '<br />';
                    }
                    else {
                        logger_1.innerHTML += arguments[i] + '<br />';
                    }
                }
                logger_1.innerHTML += '<br />';
                logger_1.scrollTop = logger_1.scrollHeight;
            };
            console.error = function () {
                logger_1.innerHTML += '[Error]<br />';
                write_1.apply(this, arguments);
            };
            console.warn = function () {
                logger_1.innerHTML += '[Warn]<br />';
                write_1.apply(this, arguments);
            };
            console.log = function () {
                logger_1.innerHTML += '[Log]<br />';
                write_1.apply(this, arguments);
            };
        }
    }
};
exports.default = VeamsLogger;
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