“use strict”;

function _typeof(obj) { if (typeof Symbol === “function” && typeof Symbol.iterator === “symbol”) { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === “function” && obj.constructor === Symbol && obj !== Symbol.prototype ? “symbol” : typeof obj; }; } return _typeof(obj); }

/* eslint-env browser */

/**

* This is the web browser implementation of `debug()`.
*/

exports.log = log; exports.formatArgs = formatArgs; exports.save = save; exports.load = load; exports.useColors = useColors; exports.storage = localstorage(); /**

* Colors.
*/

exports.colors = ['#0000CC', '#0000FF', '#0033CC', '#0033FF', '#0066CC', '#0066FF', '#0099CC', '#0099FF', '#00CC00', '#00CC33', '#00CC66', '#00CC99', '#00CCCC', '#00CCFF', '#3300CC', '#3300FF', '#3333CC', '#3333FF', '#3366CC', '#3366FF', '#3399CC', '#3399FF', '#33CC00', '#33CC33', '#33CC66', '#33CC99', '#33CCCC', '#33CCFF', '#6600CC', '#6600FF', '#6633CC', '#6633FF', '#66CC00', '#66CC33', '#9900CC', '#9900FF', '#9933CC', '#9933FF', '#99CC00', '#99CC33', '#CC0000', '#CC0033', '#CC0066', '#CC0099', '#CC00CC', '#CC00FF', '#CC3300', '#CC3333', '#CC3366', '#CC3399', '#CC33CC', '#CC33FF', '#CC6600', '#CC6633', '#CC9900', '#CC9933', '#CCCC00', '#CCCC33', '#FF0000', '#FF0033', '#FF0066', '#FF0099', '#FF00CC', '#FF00FF', '#FF3300', '#FF3333', '#FF3366', '#FF3399', '#FF33CC', '#FF33FF', '#FF6600', '#FF6633', '#FF9900', '#FF9933', '#FFCC00', '#FFCC33']; /**

* Currently only WebKit-based Web Inspectors, Firefox >= v31,
* and the Firebug extension (any Firefox version) are known
* to support "%c" CSS customizations.
*
* TODO: add a `localStorage` variable to explicitly enable/disable colors
*/

// eslint-disable-next-line complexity

function useColors() {

// NB: In an Electron preload script, document will be defined but not fully
// initialized. Since we know we're in Chrome, we'll just detect this case
// explicitly
if (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {
  return true;
} // Internet Explorer and Edge do not support colors.

if (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/)) {
  return false;
} // Is webkit? http://stackoverflow.com/a/16459606/376773
// document is undefined in react-native: https://github.com/facebook/react-native/pull/1632

return typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance || // Is firebug? http://stackoverflow.com/a/398120/376773
typeof window !== 'undefined' && window.console && (window.console.firebug || window.console.exception && window.console.table) || // Is firefox >= v31?
// https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31 || // Double check webkit in userAgent just in case we are in a worker
typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/);

} /**

* Colorize log arguments if enabled.
*
* @api public
*/

function formatArgs(args) {

args[0] = (this.useColors ? '%c' : '') + this.namespace + (this.useColors ? ' %c' : ' ') + args[0] + (this.useColors ? '%c ' : ' ') + '+' + module.exports.humanize(this.diff);

if (!this.useColors) {
  return;
}

var c = 'color: ' + this.color;
args.splice(1, 0, c, 'color: inherit'); // The final "%c" is somewhat tricky, because there could be other
// arguments passed either before or after the %c, so we need to
// figure out the correct index to insert the CSS into

var index = 0;
var lastC = 0;
args[0].replace(/%[a-zA-Z%]/g, function (match) {
  if (match === '%%') {
    return;
  }

  index++;

  if (match === '%c') {
    // We only are interested in the *last* %c
    // (the user may have provided their own)
    lastC = index;
  }
});
args.splice(lastC, 0, c);

} /**

* Invokes `console.log()` when available.
* No-op when `console.log` is not a "function".
*
* @api public
*/

function log() {

var _console;

// This hackery is required for IE8/9, where
// the `console.log` function doesn't have 'apply'
return (typeof console === "undefined" ? "undefined" : _typeof(console)) === 'object' && console.log && (_console = console).log.apply(_console, arguments);

} /**

* Save `namespaces`.
*
* @param {String} namespaces
* @api private
*/

function save(namespaces) {

try {
  if (namespaces) {
    exports.storage.setItem('debug', namespaces);
  } else {
    exports.storage.removeItem('debug');
  }
} catch (error) {// Swallow
  // XXX (@Qix-) should we be logging these?
}

} /**

* Load `namespaces`.
*
* @return {String} returns the previously persisted debug modes
* @api private
*/

function load() {

var r;

try {
  r = exports.storage.getItem('debug');
} catch (error) {} // Swallow
// XXX (@Qix-) should we be logging these?
// If debug isn't set in LS, and we're in Electron, try to load $DEBUG

if (!r && typeof process !== 'undefined' && 'env' in process) {
  r = process.env.DEBUG;
}

return r;

} /**

* Localstorage attempts to return the localstorage.
*
* This is necessary because safari throws
* when a user disables cookies/localstorage
* and you attempt to access it.
*
* @return {LocalStorage}
* @api private
*/

function localstorage() {

try {
  // TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context
  // The Browser also has localStorage in the global context.
  return localStorage;
} catch (error) {// Swallow
  // XXX (@Qix-) should we be logging these?
}

}

module.exports = require('./common')(exports); var formatters = module.exports.formatters; /**

* Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
*/

formatters.j = function (v) {

try {
  return JSON.stringify(v);
} catch (error) {
  return '[UnexpectedJSONParseError]: ' + error.message;
}

};