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eventNormalizers.forEach(function (normalizer) {\n    if (type.match(normalizer.reg)) {\n      props = props.concat(normalizer.props);\n      if (normalizer.fix) {\n        fixFns.push(normalizer.fix);\n      }\n    }\n  });\n\n  l = props.length;\n\n  // clone properties of the original event object\n  while (l) {\n    prop = props[--l];\n    this[prop] = nativeEvent[prop];\n  }\n\n  // fix target property, if necessary\n  if (!this.target && isNative) {\n    this.target = nativeEvent.srcElement || document; // srcElement might not be defined either\n  }\n\n  // check if target is a text node (safari)\n  if (this.target && this.target.nodeType === 3) {\n    this.target = this.target.parentNode;\n  }\n\n  l = fixFns.length;\n\n  while (l) {\n    fixFn = fixFns[--l];\n    fixFn(this, nativeEvent);\n  }\n\n  this.timeStamp = nativeEvent.timeStamp || Date.now();\n}\n\nvar EventBaseObjectProto = _EventBaseObject2['default'].prototype;\n\n(0, 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