# Code generated by protox. Don't edit.
# credo:disable-for-this-file
defmodule PgQuery.ParamKind do
  @moduledoc false
  @type t :: %__MODULE__{}
  defstruct []

  (
    @spec default() :: :PARAM_KIND_UNDEFINED
    def default() do
      :PARAM_KIND_UNDEFINED
    end
  )

  @spec encode(atom() | String.t()) :: integer() | atom()
  def encode(:PARAM_KIND_UNDEFINED) do
    0
  end

  def encode(:PARAM_EXTERN) do
    1
  end

  def encode(:PARAM_EXEC) do
    2
  end

  def encode(:PARAM_SUBLINK) do
    3
  end

  def encode(:PARAM_MULTIEXPR) do
    4
  end

  def encode(x) do
    x
  end

  @spec decode(integer()) :: atom() | integer()
  def decode(0) do
    :PARAM_KIND_UNDEFINED
  end

  def decode(1) do
    :PARAM_EXTERN
  end

  def decode(2) do
    :PARAM_EXEC
  end

  def decode(3) do
    :PARAM_SUBLINK
  end

  def decode(4) do
    :PARAM_MULTIEXPR
  end

  def decode(x) do
    x
  end

  @spec constants() :: [{integer(), atom()}]
  def constants() do
    [
      {0, :PARAM_KIND_UNDEFINED},
      {1, :PARAM_EXTERN},
      {2, :PARAM_EXEC},
      {3, :PARAM_SUBLINK},
      {4, :PARAM_MULTIEXPR}
    ]
  end

  @spec has_constant?(any()) :: boolean()
  (
    def has_constant?(:PARAM_KIND_UNDEFINED) do
      true
    end

    def has_constant?(:PARAM_EXTERN) do
      true
    end

    def has_constant?(:PARAM_EXEC) do
      true
    end

    def has_constant?(:PARAM_SUBLINK) do
      true
    end

    def has_constant?(:PARAM_MULTIEXPR) do
      true
    end

    def has_constant?(_) do
      false
    end
  )
end