cncjs

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// Avoid `console` errors in browsers that lack a console.
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(function(global) {
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  window.console = window.console || {};
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  const noop = function noop() {};
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  const console = window.console;
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  const methods = [
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    'assert', 'clear', 'count', 'debug', 'dir', 'dirxml', 'error',
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    'exception', 'group', 'groupCollapsed', 'groupEnd', 'info', 'log',
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    'markTimeline', 'profile', 'profileEnd', 'table', 'time', 'timeEnd',
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    'timeStamp', 'trace', 'warn'
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  ];
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  let length = methods.length;
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  while (length--) {
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    const method = methods[length];
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    // Only stub undefined methods.
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    if (!console[method]) {
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      console[method] = noop;
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    }
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    // http://stackoverflow.com/questions/5538972/console-log-apply-not-working-in-ie9
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    if (Function.prototype.bind && window.console && typeof console.log === 'object') {
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      const that = Function.prototype.call;
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      console[method] = that.bind(console[method], console);
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    }
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  }
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}(this));
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