text: const Tag =require('../Tag')
  
  class Strong extends Tag{
    constructor(str,tagName='strong',options){
      super(str,tagName,options)
      this.layer=1
    }
  
    beforeMergeSpace(content){
      return "**" + content + "**"
    }
  
  
    exec(prevGap='',endGap=''){
      return super.exec(prevGap,endGap)
    }
  
  }
  
  
  module.exports=Strong
  