code: function(node, offset) {
  			return node && node.type === 'comment' && offset >= node.range[0] && offset <= node.range[1];
  		}
docs: Computes if we are trying to complete a comment start or end
  @param {Object} node The AST node to check with the offset
  @returns {Boolean} True if we are completing a comment, false otherwise
  @since 10.0