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A simple easy to debug macro free peg parser library

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minipeg lib minipeg combinators convenience.ex
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lib/minipeg/combinators/convenience.ex 

defmodule Minipeg.Combinators.Convenience do



  @moduledoc ~S"""

  Convenience combinators, combining more basic combinators and mappers

  """



  use Minipeg.Types

  alias Minipeg.Combinators.{Base, Mapping}

  alias Minipeg.Parser



  @spec many_as_string(Parser.t(), maybe(binary), non_neg_integer()) :: Parser.t()

  def many_as_string(parser, name \\ nil, min_count \\ 0) do

    Base.many(parser, name, min_count)

    |> Mapping.map(&IO.chardata_to_string/1) 

  end



  @spec many_sel(list(Parser.t()), maybe(binary), non_neg_integer()) :: Parser.t()

  def many_sel(parsers, name \\ nil, min_count \\ 0) do



    name1 = name || ("many_sel:[#{parsers |> Enum.map_join("|", &(&1.name))}]")



    Base.many(Base.select(parsers), name1, min_count)

  end



  def many_seq(parsers, name \\ nil, min_count \\ 0) do

    name1 = name || ("many_seq:[#{parsers |> Enum.map_join("...", &(&1.name))}]")



    Base.many(Base.sequence(parsers), name1, min_count)

  end

end

# SPDX-License-Identifier: Apache-2.0