syntaxPrec.lean:1:18: error: expected ':'
[Elab.command] syntax "foo"("*" <|> term,+) : term
[Elab.command] @[termParser 1000]
def «termFoo*_» : Lean.ParserDescr✝ :=
  ParserDescr.node✝ `«termFoo*_» 1022
    (ParserDescr.binary✝ `andthen (ParserDescr.symbol✝ "foo")
      (ParserDescr.binary✝ `orelse (ParserDescr.symbol✝ "*")
        (ParserDescr.sepBy1✝ (ParserDescr.cat✝ `term 0) "," (ParserDescr.symbol✝ ", ") Bool.false✝)))