prettyPrintOpt — Mathlib

Lean4
meta def prettyPrintOpt : Lean.ParserDescr✝ :=
  ParserDescr.nodeWithAntiquot✝ "prettyPrintOpt" `Mathlib.Notation3.prettyPrintOpt
    (ParserDescr.binary✝ `andthen
      (ParserDescr.binary✝ `andthen
        (ParserDescr.binary✝ `andthen
          (ParserDescr.binary✝ `andthen (ParserDescr.symbol✝ "(")
            ((with_annotate_term"&" @ParserDescr.nonReservedSymbol✝) "prettyPrint" false✝))
          (ParserDescr.symbol✝ " := "))
        (ParserDescr.binary✝ `orelse
          (ParserDescr.nodeWithAntiquot✝ "true" `token.true
            ((with_annotate_term"&" @ParserDescr.nonReservedSymbol✝) "true" false✝))
          (ParserDescr.nodeWithAntiquot✝ "false" `token.false
            ((with_annotate_term"&" @ParserDescr.nonReservedSymbol✝) "false" false✝))))
      (ParserDescr.symbol✝ ")"))
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