consoleLogWithHistory.js

//Superseeded: https://gist.github.com/devinrhode2/4705947

/**
 * Keep a histroy array of console log's
 * See example at bottom
 */
window.originalConsole = window.console;
window.originalLog     = window.console.log;

window.logWithHistory = function logWithHistoryFn() {
  var args = [].slice.call(arguments, 0);
  //we could stringify when needed for cpu efficiency, or stringify now for memory efficiency.
  logWithHistory.history.push(args);
  originalLog.apply(originalConsole, args);
};
logWithHistory.history = [];

window.consoleLogWithHistory = (function(){
  var withHistory = {}
  var methods = [
    'assert', 'clear', 'count', 'debug', 'dir', 'dirxml', 'error',
    'exception', 'group', 'groupCollapsed', 'groupEnd', 'info',/*  'log', */
    'markTimeline', 'profile', 'profileEnd', 'table', 'time', 'timeEnd',
    'timeStamp', 'trace', 'warn'
  ];
  for (var i = 0, l = methods.length; i < l; i++) {
    withHistory[methods[i]] = console[methods[i]];
  };
  withHistory.log = window.logWithHistory;
  return withHistory;
})();

/**
 * Example
 */
console.log('you can click through to this log');
(function(){
  // Set all console.log's to go into history
  var console = consoleLogWithHistory;
  console.log('no click through, but with history');
})();
console.log('click through');

//Or alias logWithHistory to window.log and call that
window.log = logWithHistory;
log('no click through');