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ex_ast lib ex_ast ident.ex
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lib/ex_ast/ident.ex 

defmodule ExAST.Ident do

  @moduledoc false



  @tag :__exograph_ident__



  def tag(name) when is_binary(name), do: {@tag, name}



  def ident?({@tag, name}) when is_binary(name), do: true

  def ident?(_term), do: false



  def name({@tag, name}) when is_binary(name), do: name

  def name(atom) when is_atom(atom), do: Atom.to_string(atom)

  def name(other), do: other



  def equal?(left, right) when left == right, do: true



  def equal?(ident, atom) when is_atom(atom) do

    ident?(ident) and name(ident) == Atom.to_string(atom)

  end



  def equal?(atom, ident) when is_atom(atom), do: equal?(ident, atom)

  def equal?(_left, _right), do: false



  def display({@tag, name}) when is_binary(name), do: name

  def display(atom) when is_atom(atom), do: Atom.to_string(atom)

  def display(other), do: to_string(other)

end