[Elab.definition.body] «term_+++_» : Lean.TrailingParserDescr :=
Lean.ParserDescr.trailingNode `«term_+++_» 45 46
  (Lean.ParserDescr.binary `andthen (Lean.ParserDescr.symbol "+++") (Lean.ParserDescr.cat `term 46))
[Elab.definition.body] _aux_ppNotationCode___macroRules_«term_+++_»_1 : Lean.Macro :=
fun x =>
  let discr := x;
  if Lean.Syntax.isOfKind discr `«term_+++_» = true then
    let discr_1 := Lean.Syntax.getArg discr 0;
    let discr_2 := Lean.Syntax.getArg discr 1;
    let discr := Lean.Syntax.getArg discr 2;
    let rhs := discr;
    let lhs := discr_1;
    do 
      let info ← Lean.MonadRef.mkInfoFromRefPos 
      let scp ← Lean.getCurrMacroScope 
      let mainModule ← Lean.getMainModule 
      pure
          (Lean.Syntax.node `Lean.Parser.Term.app
            #[Lean.Syntax.ident info (String.toSubstring "Nat.add") (Lean.addMacroScope mainModule `Nat.add scp)
                [(`Nat.add, [])],
              Lean.Syntax.node `null #[lhs, rhs]])
  else
    let discr := x;
    throw Lean.Macro.Exception.unsupportedSyntax
[Elab.definition.body] _aux_ppNotationCode___unexpand_Nat_add_1 : Lean.PrettyPrinter.Unexpander :=
fun x =>
  let discr := x;
  if Lean.Syntax.isOfKind discr `Lean.Parser.Term.app = true then
    let discr_1 := Lean.Syntax.getArg discr 0;
    cond (Lean.Syntax.isOfKind discr_1 `ident)
      (let discr_2 := Lean.Syntax.getArg discr 1;
      if Lean.Syntax.matchesNull discr_2 2 = true then
        let discr := Lean.Syntax.getArg discr_2 0;
        let discr_3 := Lean.Syntax.getArg discr_2 1;
        let rhs := discr_3;
        let lhs := discr;
        do 
          let info ← Lean.MonadRef.mkInfoFromRefPos 
          let _ ← Lean.getCurrMacroScope 
          let _ ← Lean.getMainModule 
          pure (Lean.Syntax.node `«term_+++_» #[lhs, Lean.Syntax.atom info "+++", rhs])
      else
        let discr := Lean.Syntax.getArg discr 1;
        throw ())
      (let discr_2 := Lean.Syntax.getArg discr 0;
      let discr := Lean.Syntax.getArg discr 1;
      throw ())
  else
    let discr := x;
    throw ()