Use the serializer in Ast class.

require "jsduck/serializer"

module JsDuck

  # Analyzes the AST produced by EsprimaParser.

  class Ast

    def initialize

      @serializer = JsDuck::Serializer.new

    end

    # Given parsed code, returns the tagname for documentation item.

    #

    # @param ast :code from Result of EsprimaParser

    end

    def to_s(ast)

      case ast["type"]

      when "MemberExpression"

        if ast["computed"]

          to_s(ast["object"]) + "[" + to_s(ast["property"]) + "]"

        else

          to_s(ast["object"]) + "." + to_s(ast["property"])

        end

      when "Identifier"

        ast["name"]

      when "Literal"

        ast["value"]

      end

      @serializer.to_s(ast)

    end

  end