docs: function createInputPosition(container, node) {
      var children = container;
  
      if(!children||children.length===0||children[0].type !== 'text'){
          return node.position;
      }
  
      var position = Object.assign({}, children[0].position);
  
      Object.assign(position.end, position.start);
      Object.assign(position.start, {
          column: position.end.column - 3,
          offset: position.end.offset - 3
      });
  
      return position;
  }