(command.CommandList
  children: [
    (command.FuncDef
      name: getopts_long
      body: 
        (command.BraceGroup
          children: [
            (command.AndOr
              ops: [Op_DAmp]
              children: [
                (C {(Lit_Other '[')} {(-n)} 
                  {
                    (DQ 
                      (word_part.BracedVarSub
                        token: <VSub_Name ZSH_VERSION>
                        suffix_op: (suffix_op.StringUnary op_id:VTest_Plus arg_word:{(z)})
                      )
                    )
                  } {(Lit_Other ']')}
                )
                (C {(emulate)} {(-L)} {(sh)})
              ]
            )
            (command.AndOr
              ops: [Op_DPipe]
              children: [(C {(unset)} {(OPTLERR)} {(OPTLARG)}) (C {(Lit_Other ':')})]
            )
            (command.Case
              to_match: {(DQ ($ VSub_DollarName '$OPTLIND'))}
              arms: [
                (case_arm
                  pat_list: [
                    {(DQ )}
                    {(0)}
                    {(Lit_Other '*') (Lit_Other '[') (KW_Bang '!') (0-9) (Lit_Other ']') (Lit_Other '*')}
                  ]
                  action: [
                    (command.Assignment
                      keyword: Assign_None
                      pairs: [(assign_pair lhs:(lhs_expr.LhsName name:OPTLIND) op:Equal rhs:{(1)})]
                    )
                    (command.Assignment
                      keyword: Assign_None
                      pairs: [(assign_pair lhs:(lhs_expr.LhsName name:OPTLPENDING) op:Equal rhs:(word.EmptyWord))]
                    )
                  ]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.Sentence
                      child: 
                        (C {(Lit_Other '[')} {(DQ ($ VSub_Pound '$#'))} {(-lt)} {(2)} {(Lit_Other ']')})
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (command.SimpleCommand
                      words: [{(printf)} {(SQ <'getopts_long: not enough arguments\\n'>)}]
                      redirects: [(redir.Redir op:<Redir_GreatAnd '>&'> fd:16777215 arg_word:{(2)})]
                    )
                    (command.ControlFlow
                      token: <ControlFlow_Return return>
                      arg_word: {(1)}
                    )
                  ]
                )
              ]
            )
            (command.SimpleCommand
              words: [
                {(command)}
                {(eval)}
                {
                  (SQ <'\n'> <'    case "$2" in\n'> <'      *[!a-zA-Z_0-9]*|""|[0-9]*)\n'> 
                    <'\tprintf >&2 "getopts_long: invalid variable name: \\`%s'>
                  ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar "\\'">) 
                  (SQ <'\\n" "$2"\n'> <'\treturn 1\n'> <'\t;;\n'> <'    esac'>)
                }
              ]
              more_env: [(env_pair name:LC_ALL val:{(C)})]
            )
            (command.Case
              to_match: {(DQ ($ VSub_Number '$1'))}
              arms: [
                (case_arm
                  pat_list: [
                    {(Lit_Other ':') (Lit_Other ':') (Lit_Other '*')}
                    {(Lit_Other '*') (Lit_Other ':') (Lit_Other ':') (Lit_Other ':') (Lit_Other '*')}
                    {(Lit_Other '*') (-) (Lit_Other '*')}
                  ]
                  action: [
                    (command.SimpleCommand
                      words: [
                        {(printf)}
                        {
                          (DQ ('getopts_long: invalid option specification: ') 
                            (word_part.EscapedLiteralPart
                              token: <Lit_EscapedChar '\\`'>
                            ) ("%s'") (Lit_Other '\\') (n)
                          )
                        }
                        {(DQ ($ VSub_Number '$1'))}
                      ]
                      redirects: [(redir.Redir op:<Redir_GreatAnd '>&'> fd:16777215 arg_word:{(2)})]
                    )
                    (command.ControlFlow
                      token: <ControlFlow_Return return>
                      arg_word: {(1)}
                    )
                  ]
                )
              ]
            )
            (C {(set)} {(4)} {(DQ ($ VSub_At '$@'))})
            (command.WhileUntil
              keyword: <KW_While while>
              cond: [(command.Sentence child:(C {(Lit_Other ':')}) terminator:<Op_Semi ';'>)]
              body: 
                (command.DoGroup
                  children: [
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (command.AndOr
                              ops: [Op_DPipe]
                              children: [
                                (C {(Lit_Other '[')} {(DQ ($ VSub_Number '$1'))} {(-gt)} 
                                  {(DQ ($ VSub_Pound '$#'))} {(Lit_Other ']')}
                                )
                                (command.BraceGroup
                                  children: [
                                    (C {(eval)} 
                                      {(SQ <'set -- "${'>) (DQ ($ VSub_Number '$1')) (SQ <'}" "$@"'>)}
                                    )
                                    (command.AndOr
                                      ops: [Op_DPipe]
                                      children: [
                                        (C {(Lit_Other '[')} {(-n)} {(DQ ($ VSub_Number '$1'))} 
                                          {(Lit_Other ']')}
                                        )
                                        (command.ControlFlow
                                          token: <ControlFlow_Break break>
                                        )
                                      ]
                                    )
                                    (C {(Lit_Other '[')} 
                                      {
                                        (DQ 
                                          (word_part.ArithSubPart
                                            anode: 
                                              (arith_expr.ArithBinary
                                                op_id: Arith_Plus
                                                left: (arith_expr.ArithWord w:{($ VSub_Number '$2')})
                                                right: (arith_expr.ArithWord w:{(Lit_Digits 2)})
                                              )
                                          )
                                        )
                                      } {(-gt)} {(DQ ($ VSub_Pound '$#'))} {(Lit_Other ']')}
                                    )
                                  ]
                                )
                              ]
                            )
                          ]
                          action: [
                            (command.SimpleCommand
                              words: [
                                {(printf)}
                                {
                                  (DQ 
                                    (
'getopts_long: long option specifications must end in an empty argument'
                                    ) (Lit_Other '\\') (n)
                                  )
                                }
                              ]
                              redirects: [
                                (redir.Redir
                                  op: <Redir_GreatAnd '>&'>
                                  fd: 16777215
                                  arg_word: {(2)}
                                )
                              ]
                            )
                            (command.ControlFlow
                              token: <ControlFlow_Return return>
                              arg_word: {(1)}
                            )
                          ]
                        )
                      ]
                    )
                    (C {(eval)} 
                      {(SQ <'set -- "${'>) 
                        (DQ 
                          (word_part.ArithSubPart
                            anode: 
                              (arith_expr.ArithBinary
                                op_id: Arith_Plus
                                left: (arith_expr.ArithWord w:{($ VSub_Number '$2')})
                                right: (arith_expr.ArithWord w:{(Lit_Digits 2)})
                              )
                          )
                        ) (SQ <'}" "$@"'>)
                      }
                    )
                    (command.Case
                      to_match: {(DQ ($ VSub_Number '$2'))}
                      arms: [
                        (case_arm
                          pat_list: [{(Lit_Other '*') (Lit_Other '=') (Lit_Other '*')}]
                          action: [
                            (command.SimpleCommand
                              words: [
                                {(printf)}
                                {
                                  (DQ ('getopts_long: invalid long option name: ') 
                                    (word_part.EscapedLiteralPart
                                      token: <Lit_EscapedChar '\\`'>
                                    ) ("%s'") (Lit_Other '\\') (n)
                                  )
                                }
                                {(DQ ($ VSub_Number '$2'))}
                              ]
                              redirects: [
                                (redir.Redir
                                  op: <Redir_GreatAnd '>&'>
                                  fd: 16777215
                                  arg_word: {(2)}
                                )
                              ]
                            )
                            (command.ControlFlow
                              token: <ControlFlow_Return return>
                              arg_word: {(1)}
                            )
                          ]
                        )
                      ]
                    )
                    (command.Case
                      to_match: {(DQ ($ VSub_Number '$1'))}
                      arms: [
                        (case_arm pat_list:[{(0)} {(no_argument)}])
                        (case_arm pat_list:[{(1)} {(required_argument)}])
                        (case_arm pat_list:[{(2)} {(optional_argument)}])
                        (case_arm
                          pat_list: [{(Lit_Other '*')}]
                          action: [
                            (command.SimpleCommand
                              words: [
                                {(printf)}
                                {
                                  (DQ ('getopts_long: invalid long option type: ') 
                                    (word_part.EscapedLiteralPart
                                      token: <Lit_EscapedChar '\\`'>
                                    ) ("%s'") (Lit_Other '\\') (n)
                                  )
                                }
                                {(DQ ($ VSub_Number '$1'))}
                              ]
                              redirects: [
                                (redir.Redir
                                  op: <Redir_GreatAnd '>&'>
                                  fd: 16777215
                                  arg_word: {(2)}
                                )
                              ]
                            )
                            (command.ControlFlow
                              token: <ControlFlow_Return return>
                              arg_word: {(1)}
                            )
                          ]
                        )
                      ]
                    )
                    (C {(eval)} 
                      {
                        (DQ ('shift 3; set ') 
                          (word_part.ArithSubPart
                            anode: 
                              (arith_expr.ArithBinary
                                op_id: Arith_Plus
                                left: (arith_expr.ArithWord w:{($ VSub_Number '$3')})
                                right: (arith_expr.ArithWord w:{(Lit_Digits 2)})
                              )
                          )
                        ) (SQ <' "$@"'>)
                      }
                    )
                  ]
                )
            )
            (C {(shift)})
            (C {(eval)} 
              {
                (DQ ('shift; set ') 
                  (word_part.ArithSubPart
                    anode: 
                      (arith_expr.ArithBinary
                        op_id: Arith_Plus
                        left: (arith_expr.ArithWord w:{($ VSub_Number '$1')})
                        right: (arith_expr.ArithWord w:{($ VSub_DollarName '$OPTLIND')})
                      )
                  )
                ) (SQ <' "$@"'>)
              }
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.Sentence
                      child: 
                        (C {(Lit_Other '[')} {(-z)} {(DQ ($ VSub_DollarName '$OPTLPENDING'))} 
                          {(Lit_Other ']')}
                        )
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (command.AndOr
                      ops: [Op_DPipe]
                      children: [
                        (C {(Lit_Other '[')} {(DQ ($ VSub_Number '$1'))} {(-le)} 
                          {(DQ ($ VSub_Pound '$#'))} {(Lit_Other ']')}
                        )
                        (command.ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(1)}
                        )
                      ]
                    )
                    (C {(eval)} {(SQ <'set -- "${'>) (DQ ($ VSub_Number '$1')) (SQ <'}" "$@"'>)})
                    (command.Case
                      to_match: {(DQ ($ VSub_Number '$1'))}
                      arms: [
                        (case_arm
                          pat_list: [{(--)}]
                          action: [
                            (command.Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (lhs_expr.LhsName name:OPTLIND)
                                  op: Equal
                                  rhs: 
                                    {
                                      (word_part.ArithSubPart
                                        anode: 
                                          (arith_expr.ArithBinary
                                            op_id: Arith_Plus
                                            left: 
                                              (arith_expr.ArithWord
                                                w: {($ VSub_DollarName '$OPTLIND')}
                                              )
                                            right: (arith_expr.ArithWord w:{(Lit_Digits 1)})
                                          )
                                      )
                                    }
                                )
                              ]
                            )
                            (command.ControlFlow
                              token: <ControlFlow_Return return>
                              arg_word: {(1)}
                            )
                          ]
                        )
                        (case_arm
                          pat_list: [{(--) (Lit_Other '*')}]
                          action: [
                            (command.Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (lhs_expr.LhsName name:OPTLIND)
                                  op: Equal
                                  rhs: 
                                    {
                                      (word_part.ArithSubPart
                                        anode: 
                                          (arith_expr.ArithBinary
                                            op_id: Arith_Plus
                                            left: 
                                              (arith_expr.ArithWord
                                                w: {($ VSub_DollarName '$OPTLIND')}
                                              )
                                            right: (arith_expr.ArithWord w:{(Lit_Digits 1)})
                                          )
                                      )
                                    }
                                )
                              ]
                            )
                          ]
                        )
                        (case_arm
                          pat_list: [{(-) (Lit_Other '?') (Lit_Other '*')}]
                          action: [
                            (command.Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (lhs_expr.LhsName name:OPTLPENDING)
                                  op: Equal
                                  rhs: 
                                    {
                                      (DQ 
                                        (word_part.BracedVarSub
                                          token: <VSub_Number 1>
                                          suffix_op: 
                                            (suffix_op.StringUnary
                                              op_id: VOp1_Pound
                                              arg_word: {(-)}
                                            )
                                        )
                                      )
                                    }
                                )
                              ]
                            )
                            (C {(shift)})
                          ]
                        )
                        (case_arm
                          pat_list: [{(Lit_Other '*')}]
                          action: [
                            (command.ControlFlow
                              token: <ControlFlow_Return return>
                              arg_word: {(1)}
                            )
                          ]
                        )
                      ]
                    )
                  ]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.Sentence
                      child: 
                        (C {(Lit_Other '[')} {(-n)} {(DQ ($ VSub_DollarName '$OPTLPENDING'))} 
                          {(Lit_Other ']')}
                        )
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (command.Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (lhs_expr.LhsName name:OPTLARG)
                          op: Equal
                          rhs: 
                            {
                              (word_part.BracedVarSub
                                token: <VSub_Name OPTLPENDING>
                                suffix_op: 
                                  (suffix_op.StringUnary
                                    op_id: VOp1_Percent
                                    arg_word: 
                                      {
                                        (DQ 
                                          (word_part.BracedVarSub
                                            token: <VSub_Name OPTLPENDING>
                                            suffix_op: 
                                              (suffix_op.StringUnary
                                                op_id: VOp1_Pound
                                                arg_word: {('?')}
                                              )
                                          )
                                        )
                                      }
                                  )
                              )
                            }
                        )
                      ]
                    )
                    (C {(set)} {(--)} {(DQ ($ VSub_DollarName '$OPTLARG'))} {(DQ ($ VSub_At '$@'))})
                    (command.Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (lhs_expr.LhsName name:OPTLPENDING)
                          op: Equal
                          rhs: 
                            {
                              (DQ 
                                (word_part.BracedVarSub
                                  token: <VSub_Name OPTLPENDING>
                                  suffix_op: (suffix_op.StringUnary op_id:VOp1_Pound arg_word:{('?')})
                                )
                              )
                            }
                        )
                      ]
                    )
                    (C {(unset)} {(OPTLARG)})
                    (command.AndOr
                      ops: [Op_DPipe]
                      children: [
                        (C {(Lit_Other '[')} {(-n)} {(DQ ($ VSub_DollarName '$OPTLPENDING'))} 
                          {(Lit_Other ']')}
                        )
                        (command.Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (lhs_expr.LhsName name:OPTLIND)
                              op: Equal
                              rhs: 
                                {
                                  (word_part.ArithSubPart
                                    anode: 
                                      (arith_expr.ArithBinary
                                        op_id: Arith_Plus
                                        left: (arith_expr.ArithWord w:{($ VSub_DollarName '$OPTLIND')})
                                        right: (arith_expr.ArithWord w:{(Lit_Digits 1)})
                                      )
                                  )
                                }
                            )
                          ]
                        )
                      ]
                    )
                    (command.Case
                      to_match: {(DQ ($ VSub_Number '$1'))}
                      arms: [
                        (case_arm
                          pat_list: [{(Lit_Other '[') (-) (Lit_Other ':') (Lit_Other ']')}]
                          action: [
                            (command.Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (lhs_expr.LhsName name:OPTLERR)
                                  op: Equal
                                  rhs: 
                                    {
                                      (DQ ('bad option: ') 
                                        (word_part.EscapedLiteralPart
                                          token: <Lit_EscapedChar '\\`'>
                                        ) (-) ($ VSub_Number '$1') ("'")
                                      )
                                    }
                                )
                              ]
                            )
                            (command.Case
                              to_match: {(DQ ($ VSub_Number '$3'))}
                              arms: [
                                (case_arm
                                  pat_list: [{(Lit_Other ':') (Lit_Other '*')}]
                                  action: [
                                    (C {(eval)} {(DQ ($ VSub_Number '$4') ('=:'))})
                                    (command.Assignment
                                      keyword: Assign_None
                                      pairs: [
                                        (assign_pair
                                          lhs: (lhs_expr.LhsName name:OPTLARG)
                                          op: Equal
                                          rhs: {(DQ ($ VSub_Number '$1'))}
                                        )
                                      ]
                                    )
                                  ]
                                )
                                (case_arm
                                  pat_list: [{(Lit_Other '*')}]
                                  action: [
                                    (command.SimpleCommand
                                      words: [
                                        {(printf)}
                                        {(SQ <'%s\\n'>)}
                                        {(DQ ($ VSub_DollarName '$OPTLERR'))}
                                      ]
                                      redirects: [
                                        (redir.Redir
                                          op: <Redir_GreatAnd '>&'>
                                          fd: 16777215
                                          arg_word: {(2)}
                                        )
                                      ]
                                    )
                                    (C {(eval)} {(DQ ($ VSub_Number '$4') ("='?'"))})
                                  ]
                                )
                              ]
                            )
                          ]
                        )
                        (case_arm
                          pat_list: [{(Lit_Other '*')}]
                          action: [
                            (command.Case
                              to_match: {(DQ ($ VSub_Number '$3'))}
                              arms: [
                                (case_arm
                                  pat_list: [
                                    {(Lit_Other '*') (DQ ($ VSub_Number '$1')) (Lit_Other ':') 
                                      (Lit_Other ':') (Lit_Other '*')
                                    }
                                  ]
                                  action: [
                                    (C {(eval)} 
                                      {
                                        (DQ ($ VSub_Number '$4') ('=') 
                                          (word_part.EscapedLiteralPart
                                            token: <Lit_EscapedChar '\\"'>
                                          ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) (1) 
                                          (word_part.EscapedLiteralPart
                                            token: <Lit_EscapedChar '\\"'>
                                          )
                                        )
                                      }
                                    )
                                    (command.If
                                      arms: [
                                        (if_arm
                                          cond: [
                                            (command.Sentence
                                              child: 
                                                (C {(Lit_Other '[')} {(-n)} 
                                                  {(DQ ($ VSub_DollarName '$OPTLPENDING'))} {(Lit_Other ']')}
                                                )
                                              terminator: <Op_Semi ';'>
                                            )
                                          ]
                                          action: [
                                            (command.Assignment
                                              keyword: Assign_None
                                              pairs: [
                                                (assign_pair
                                                  lhs: (lhs_expr.LhsName name:OPTLARG)
                                                  op: Equal
                                                  rhs: {(DQ ($ VSub_DollarName '$OPTLPENDING'))}
                                                )
                                              ]
                                            )
                                            (command.Assignment
                                              keyword: Assign_None
                                              pairs: [
                                                (assign_pair
                                                  lhs: (lhs_expr.LhsName name:OPTLPENDING)
                                                  op: Equal
                                                  rhs: (word.EmptyWord)
                                                )
                                              ]
                                            )
                                            (command.Assignment
                                              keyword: Assign_None
                                              pairs: [
                                                (assign_pair
                                                  lhs: (lhs_expr.LhsName name:OPTLIND)
                                                  op: Equal
                                                  rhs: 
                                                    {
                                                      (word_part.ArithSubPart
                                                        anode: 
                                                          (arith_expr.ArithBinary
                                                            op_id: Arith_Plus
                                                            left: 
                                                              (arith_expr.ArithWord
                                                                w: {($ VSub_DollarName '$OPTLIND')}
                                                              )
                                                            right: 
                                                              (arith_expr.ArithWord
                                                                w: {(Lit_Digits 1)}
                                                              )
                                                          )
                                                      )
                                                    }
                                                )
                                              ]
                                            )
                                          ]
                                        )
                                      ]
                                    )
                                  ]
                                )
                                (case_arm
                                  pat_list: [
                                    {(Lit_Other '*') (DQ ($ VSub_Number '$1')) (Lit_Other ':') 
                                      (Lit_Other '*')
                                    }
                                  ]
                                  action: [
                                    (command.If
                                      arms: [
                                        (if_arm
                                          cond: [
                                            (command.Sentence
                                              child: 
                                                (C {(Lit_Other '[')} {(-n)} 
                                                  {(DQ ($ VSub_DollarName '$OPTLPENDING'))} {(Lit_Other ']')}
                                                )
                                              terminator: <Op_Semi ';'>
                                            )
                                          ]
                                          action: [
                                            (command.Assignment
                                              keyword: Assign_None
                                              pairs: [
                                                (assign_pair
                                                  lhs: (lhs_expr.LhsName name:OPTLARG)
                                                  op: Equal
                                                  rhs: {(DQ ($ VSub_DollarName '$OPTLPENDING'))}
                                                )
                                              ]
                                            )
                                            (C {(eval)} 
                                              {
                                                (DQ ($ VSub_Number '$4') ('=') 
                                                  (word_part.EscapedLiteralPart
                                                    token: <Lit_EscapedChar '\\"'>
                                                  ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) (1) 
                                                  (word_part.EscapedLiteralPart
                                                    token: <Lit_EscapedChar '\\"'>
                                                  )
                                                )
                                              }
                                            )
                                            (command.Assignment
                                              keyword: Assign_None
                                              pairs: [
                                                (assign_pair
                                                  lhs: (lhs_expr.LhsName name:OPTLPENDING)
                                                  op: Equal
                                                  rhs: (word.EmptyWord)
                                                )
                                              ]
                                            )
                                            (command.Assignment
                                              keyword: Assign_None
                                              pairs: [
                                                (assign_pair
                                                  lhs: (lhs_expr.LhsName name:OPTLIND)
                                                  op: Equal
                                                  rhs: 
                                                    {
                                                      (word_part.ArithSubPart
                                                        anode: 
                                                          (arith_expr.ArithBinary
                                                            op_id: Arith_Plus
                                                            left: 
                                                              (arith_expr.ArithWord
                                                                w: {($ VSub_DollarName '$OPTLIND')}
                                                              )
                                                            right: 
                                                              (arith_expr.ArithWord
                                                                w: {(Lit_Digits 1)}
                                                              )
                                                          )
                                                      )
                                                    }
                                                )
                                              ]
                                            )
                                          ]
                                        )
                                      ]
                                      else_action: [
                                        (command.If
                                          arms: [
                                            (if_arm
                                              cond: [
                                                (command.Sentence
                                                  child: 
                                                    (C {(Lit_Other '[')} 
                                                      {
                                                        (DQ 
                                                          (word_part.ArithSubPart
                                                            anode: 
                                                              (arith_expr.ArithBinary
                                                                op_id: Arith_Plus
                                                                left: 
                                                                  (arith_expr.ArithWord
                                                                    w: {($ VSub_Number '$2')}
                                                                  )
                                                                right: 
                                                                  (arith_expr.ArithWord
                                                                    w: {(Lit_Digits 2)}
                                                                  )
                                                              )
                                                          )
                                                        )
                                                      } {(-gt)} {(DQ ($ VSub_Pound '$#'))} {(Lit_Other ']')}
                                                    )
                                                  terminator: <Op_Semi ';'>
                                                )
                                              ]
                                              action: [
                                                (command.Assignment
                                                  keyword: Assign_None
                                                  pairs: [
                                                    (assign_pair
                                                      lhs: (lhs_expr.LhsName name:OPTLERR)
                                                      op: Equal
                                                      rhs: 
                                                        {
                                                          (DQ ('option ') 
                                                            (word_part.EscapedLiteralPart
                                                              token: <Lit_EscapedChar '\\`'>
                                                            ) (-) ($ VSub_Number '$1') ("' requires an argument")
                                                          )
                                                        }
                                                    )
                                                  ]
                                                )
                                                (command.Case
                                                  to_match: {(DQ ($ VSub_Number '$3'))}
                                                  arms: [
                                                    (case_arm
                                                      pat_list: [{(Lit_Other ':') (Lit_Other '*')}]
                                                      action: [
                                                        (C {(eval)} {(DQ ($ VSub_Number '$4') ('=:'))})
                                                        (command.Assignment
                                                          keyword: Assign_None
                                                          pairs: [
                                                            (assign_pair
                                                              lhs: (lhs_expr.LhsName name:OPTLARG)
                                                              op: Equal
                                                              rhs: {(DQ ($ VSub_Number '$1'))}
                                                            )
                                                          ]
                                                        )
                                                      ]
                                                    )
                                                    (case_arm
                                                      pat_list: [{(Lit_Other '*')}]
                                                      action: [
                                                        (command.SimpleCommand
                                                          words: [
                                                            {(printf)}
                                                            {(SQ <'%s\\n'>)}
                                                            {(DQ ($ VSub_DollarName '$OPTLERR'))}
                                                          ]
                                                          redirects: [
                                                            (redir.Redir
                                                              op: <Redir_GreatAnd '>&'>
                                                              fd: 16777215
                                                              arg_word: {(2)}
                                                            )
                                                          ]
                                                        )
                                                        (C {(eval)} {(DQ ($ VSub_Number '$4') ("='?'"))})
                                                      ]
                                                    )
                                                  ]
                                                )
                                              ]
                                            )
                                          ]
                                          else_action: [
                                            (command.Assignment
                                              keyword: Assign_None
                                              pairs: [
                                                (assign_pair
                                                  lhs: (lhs_expr.LhsName name:OPTLIND)
                                                  op: Equal
                                                  rhs: 
                                                    {
                                                      (word_part.ArithSubPart
                                                        anode: 
                                                          (arith_expr.ArithBinary
                                                            op_id: Arith_Plus
                                                            left: 
                                                              (arith_expr.ArithWord
                                                                w: {($ VSub_DollarName '$OPTLIND')}
                                                              )
                                                            right: 
                                                              (arith_expr.ArithWord
                                                                w: {(Lit_Digits 1)}
                                                              )
                                                          )
                                                      )
                                                    }
                                                )
                                              ]
                                            )
                                            (C {(eval)} 
                                              {
                                                (DQ ('OPTLARG=') 
                                                  (word_part.EscapedLiteralPart
                                                    token: <Lit_EscapedChar '\\"'>
                                                  ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) ('{') 
                                                  (word_part.ArithSubPart
                                                    anode: 
                                                      (arith_expr.ArithBinary
                                                        op_id: Arith_Plus
                                                        left: 
                                                          (arith_expr.ArithWord
                                                            w: {($ VSub_Number '$2')}
                                                          )
                                                        right: 
                                                          (arith_expr.ArithWord
                                                            w: {(Lit_Digits 2)}
                                                          )
                                                      )
                                                  ) ('}') (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>)
                                                )
                                              }
                                            )
                                            (C {(eval)} 
                                              {
                                                (DQ ($ VSub_Number '$4') ('=') 
                                                  (word_part.EscapedLiteralPart
                                                    token: <Lit_EscapedChar '\\"'>
                                                  ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) (1) 
                                                  (word_part.EscapedLiteralPart
                                                    token: <Lit_EscapedChar '\\"'>
                                                  )
                                                )
                                              }
                                            )
                                          ]
                                        )
                                      ]
                                    )
                                  ]
                                )
                                (case_arm
                                  pat_list: [
                                    {(Lit_Other '*') (DQ ($ VSub_Number '$1')) (Lit_Other '*')}
                                  ]
                                  action: [
                                    (C {(eval)} 
                                      {
                                        (DQ ($ VSub_Number '$4') ('=') 
                                          (word_part.EscapedLiteralPart
                                            token: <Lit_EscapedChar '\\"'>
                                          ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) (1) 
                                          (word_part.EscapedLiteralPart
                                            token: <Lit_EscapedChar '\\"'>
                                          )
                                        )
                                      }
                                    )
                                  ]
                                )
                                (case_arm
                                  pat_list: [{(Lit_Other '*')}]
                                  action: [
                                    (command.Assignment
                                      keyword: Assign_None
                                      pairs: [
                                        (assign_pair
                                          lhs: (lhs_expr.LhsName name:OPTLERR)
                                          op: Equal
                                          rhs: 
                                            {
                                              (DQ ('bad option: ') 
                                                (word_part.EscapedLiteralPart
                                                  token: <Lit_EscapedChar '\\`'>
                                                ) (-) ($ VSub_Number '$1') ("'")
                                              )
                                            }
                                        )
                                      ]
                                    )
                                    (command.Case
                                      to_match: {(DQ ($ VSub_Number '$3'))}
                                      arms: [
                                        (case_arm
                                          pat_list: [{(Lit_Other ':') (Lit_Other '*')}]
                                          action: [
                                            (C {(eval)} {(DQ ($ VSub_Number '$4') ('=:'))})
                                            (command.Assignment
                                              keyword: Assign_None
                                              pairs: [
                                                (assign_pair
                                                  lhs: (lhs_expr.LhsName name:OPTLARG)
                                                  op: Equal
                                                  rhs: {(DQ ($ VSub_Number '$1'))}
                                                )
                                              ]
                                            )
                                          ]
                                        )
                                        (case_arm
                                          pat_list: [{(Lit_Other '*')}]
                                          action: [
                                            (command.SimpleCommand
                                              words: [
                                                {(printf)}
                                                {(SQ <'%s\\n'>)}
                                                {(DQ ($ VSub_DollarName '$OPTLERR'))}
                                              ]
                                              redirects: [
                                                (redir.Redir
                                                  op: <Redir_GreatAnd '>&'>
                                                  fd: 16777215
                                                  arg_word: {(2)}
                                                )
                                              ]
                                            )
                                            (C {(eval)} {(DQ ($ VSub_Number '$4') ("='?'"))})
                                          ]
                                        )
                                      ]
                                    )
                                  ]
                                )
                              ]
                            )
                          ]
                        )
                      ]
                    )
                  ]
                )
              ]
              else_action: [
                (command.Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (lhs_expr.LhsName name:OPTLPENDING)
                      op: Equal
                      rhs: {(DQ ($ VSub_Number '$1'))}
                    )
                  ]
                )
                (C {(shift)})
                (C {(set)} {(6)} 
                  {
                    (DQ 
                      (word_part.BracedVarSub
                        token: <VSub_Name OPTLPENDING>
                        suffix_op: (suffix_op.StringUnary op_id:VOp1_Pound arg_word:{(--)})
                      )
                    )
                  } {(DQ ($ VSub_At '$@'))}
                )
                (command.Assignment
                  keyword: Assign_None
                  pairs: [(assign_pair lhs:(lhs_expr.LhsName name:OPTLPENDING) op:Equal rhs:(word.EmptyWord))]
                )
                (command.WhileUntil
                  keyword: <KW_While while>
                  cond: [
                    (C {(eval)} {(SQ <'set -- "${'>) (DQ ($ VSub_Number '$1')) (SQ <'}" "$@"'>)})
                    (C {(Lit_Other '[')} {(-n)} {(DQ ($ VSub_Number '$1'))} {(Lit_Other ']')})
                  ]
                  body: 
                    (command.DoGroup
                      children: [
                        (command.Case
                          to_match: 
                            {
                              (DQ 
                                (word_part.BracedVarSub
                                  token: <VSub_Number 3>
                                  suffix_op: 
                                    (suffix_op.StringUnary
                                      op_id: VOp1_DPercent
                                      arg_word: {('=*')}
                                    )
                                )
                              )
                            }
                          arms: [
                            (case_arm
                              pat_list: [{(DQ ($ VSub_Number '$1'))}]
                              action: [
                                (command.Assignment
                                  keyword: Assign_None
                                  pairs: [
                                    (assign_pair
                                      lhs: (lhs_expr.LhsName name:OPTLPENDING)
                                      op: Equal
                                      rhs: {(EXACT)}
                                    )
                                  ]
                                )
                                (command.ControlFlow
                                  token: <ControlFlow_Break break>
                                )
                              ]
                            )
                          ]
                        )
                        (command.Case
                          to_match: {(DQ ($ VSub_Number '$1'))}
                          arms: [
                            (case_arm
                              pat_list: [
                                {
                                  (DQ 
                                    (word_part.BracedVarSub
                                      token: <VSub_Number 3>
                                      suffix_op: 
                                        (suffix_op.StringUnary
                                          op_id: VOp1_DPercent
                                          arg_word: {('=*')}
                                        )
                                    )
                                  ) (Lit_Other '*')
                                }
                              ]
                              action: [
                                (command.If
                                  arms: [
                                    (if_arm
                                      cond: [
                                        (command.Sentence
                                          child: 
                                            (C {(Lit_Other '[')} {(-n)} 
                                              {(DQ ($ VSub_DollarName '$OPTLPENDING'))} {(Lit_Other ']')}
                                            )
                                          terminator: <Op_Semi ';'>
                                        )
                                      ]
                                      action: [
                                        (command.AndOr
                                          ops: [Op_DPipe Op_DPipe]
                                          children: [
                                            (C {(Lit_Other '[')} 
                                              {(DQ ($ VSub_DollarName '$OPTLPENDING'))} {(Lit_Other '=')} {(AMBIGUOUS)} {(Lit_Other ']')}
                                            )
                                            (C {(eval)} 
                                              {(SQ <'[ "${'>) 
                                                (DQ 
                                                  (word_part.ArithSubPart
                                                    anode: 
                                                      (arith_expr.ArithBinary
                                                        op_id: Arith_Plus
                                                        left: 
                                                          (arith_expr.ArithWord
                                                            w: {($ VSub_DollarName '$OPTLPENDING')}
                                                          )
                                                        right: 
                                                          (arith_expr.ArithWord
                                                            w: {(Lit_Digits 1)}
                                                          )
                                                      )
                                                  )
                                                ) (SQ <'}" = "$1" ]'>)
                                              }
                                            )
                                            (command.Assignment
                                              keyword: Assign_None
                                              pairs: [
                                                (assign_pair
                                                  lhs: (lhs_expr.LhsName name:OPTLPENDING)
                                                  op: Equal
                                                  rhs: {(AMBIGUOUS)}
                                                )
                                              ]
                                            )
                                          ]
                                        )
                                      ]
                                    )
                                  ]
                                  else_action: [
                                    (command.Assignment
                                      keyword: Assign_None
                                      pairs: [
                                        (assign_pair
                                          lhs: (lhs_expr.LhsName name:OPTLPENDING)
                                          op: Equal
                                          rhs: {(DQ ($ VSub_Number '$2'))}
                                        )
                                      ]
                                    )
                                  ]
                                )
                              ]
                            )
                          ]
                        )
                        (C {(eval)} 
                          {
                            (DQ ('shift 2; set ') 
                              (word_part.ArithSubPart
                                anode: 
                                  (arith_expr.ArithBinary
                                    op_id: Arith_Plus
                                    left: (arith_expr.ArithWord w:{($ VSub_Number '$2')})
                                    right: (arith_expr.ArithWord w:{(Lit_Digits 2)})
                                  )
                              ) (' ')
                            ) (SQ <'"$@"'>)
                          }
                        )
                      ]
                    )
                )
                (command.Case
                  to_match: {(DQ ($ VSub_DollarName '$OPTLPENDING'))}
                  arms: [
                    (case_arm
                      pat_list: [{(AMBIGUOUS)}]
                      action: [
                        (command.Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (lhs_expr.LhsName name:OPTLERR)
                              op: Equal
                              rhs: 
                                {
                                  (DQ ('option ') 
                                    (word_part.EscapedLiteralPart
                                      token: <Lit_EscapedChar '\\`'>
                                    ) (--) 
                                    (word_part.BracedVarSub
                                      token: <VSub_Number 3>
                                      suffix_op: 
                                        (suffix_op.StringUnary
                                          op_id: VOp1_DPercent
                                          arg_word: {('=*')}
                                        )
                                    ) ("' is ambiguous")
                                  )
                                }
                            )
                          ]
                        )
                        (command.Case
                          to_match: {(DQ ($ VSub_Number '$5'))}
                          arms: [
                            (case_arm
                              pat_list: [{(Lit_Other ':') (Lit_Other '*')}]
                              action: [
                                (C {(eval)} {(DQ ($ VSub_Number '$6') ('=:'))})
                                (command.Assignment
                                  keyword: Assign_None
                                  pairs: [
                                    (assign_pair
                                      lhs: (lhs_expr.LhsName name:OPTLARG)
                                      op: Equal
                                      rhs: 
                                        {
                                          (DQ 
                                            (word_part.BracedVarSub
                                              token: <VSub_Number 3>
                                              suffix_op: 
                                                (suffix_op.StringUnary
                                                  op_id: VOp1_DPercent
                                                  arg_word: {('=*')}
                                                )
                                            )
                                          )
                                        }
                                    )
                                  ]
                                )
                              ]
                            )
                            (case_arm
                              pat_list: [{(Lit_Other '*')}]
                              action: [
                                (command.SimpleCommand
                                  words: [
                                    {(printf)}
                                    {(SQ <'%s\\n'>)}
                                    {(DQ ($ VSub_DollarName '$OPTLERR'))}
                                  ]
                                  redirects: [
                                    (redir.Redir
                                      op: <Redir_GreatAnd '>&'>
                                      fd: 16777215
                                      arg_word: {(2)}
                                    )
                                  ]
                                )
                                (C {(eval)} {(DQ ($ VSub_Number '$6') ("='?'"))})
                              ]
                            )
                          ]
                        )
                        (command.Assignment
                          keyword: Assign_None
                          pairs: [(assign_pair lhs:(lhs_expr.LhsName name:OPTLPENDING) op:Equal rhs:(word.EmptyWord))]
                        )
                        (command.ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(0)}
                        )
                      ]
                    )
                    (case_arm
                      pat_list: [{(EXACT)}]
                      action: [
                        (C {(eval)} 
                          {(SQ <'set "${'>) 
                            (DQ 
                              (word_part.ArithSubPart
                                anode: 
                                  (arith_expr.ArithBinary
                                    op_id: Arith_Plus
                                    left: (arith_expr.ArithWord w:{($ VSub_Number '$2')})
                                    right: (arith_expr.ArithWord w:{(Lit_Digits 2)})
                                  )
                              )
                            ) (SQ <'}" "$@"'>)
                          }
                        )
                      ]
                    )
                    (case_arm
                      pat_list: [{(DQ )}]
                      action: [
                        (command.Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (lhs_expr.LhsName name:OPTLERR)
                              op: Equal
                              rhs: 
                                {
                                  (DQ ('bad option: ') 
                                    (word_part.EscapedLiteralPart
                                      token: <Lit_EscapedChar '\\`'>
                                    ) (--) 
                                    (word_part.BracedVarSub
                                      token: <VSub_Number 3>
                                      suffix_op: 
                                        (suffix_op.StringUnary
                                          op_id: VOp1_DPercent
                                          arg_word: {('=*')}
                                        )
                                    ) ("'")
                                  )
                                }
                            )
                          ]
                        )
                        (command.Case
                          to_match: {(DQ ($ VSub_Number '$5'))}
                          arms: [
                            (case_arm
                              pat_list: [{(Lit_Other ':') (Lit_Other '*')}]
                              action: [
                                (C {(eval)} {(DQ ($ VSub_Number '$6') ('=:'))})
                                (command.Assignment
                                  keyword: Assign_None
                                  pairs: [
                                    (assign_pair
                                      lhs: (lhs_expr.LhsName name:OPTLARG)
                                      op: Equal
                                      rhs: 
                                        {
                                          (DQ 
                                            (word_part.BracedVarSub
                                              token: <VSub_Number 3>
                                              suffix_op: 
                                                (suffix_op.StringUnary
                                                  op_id: VOp1_DPercent
                                                  arg_word: {('=*')}
                                                )
                                            )
                                          )
                                        }
                                    )
                                  ]
                                )
                              ]
                            )
                            (case_arm
                              pat_list: [{(Lit_Other '*')}]
                              action: [
                                (command.SimpleCommand
                                  words: [
                                    {(printf)}
                                    {(SQ <'%s\\n'>)}
                                    {(DQ ($ VSub_DollarName '$OPTLERR'))}
                                  ]
                                  redirects: [
                                    (redir.Redir
                                      op: <Redir_GreatAnd '>&'>
                                      fd: 16777215
                                      arg_word: {(2)}
                                    )
                                  ]
                                )
                                (C {(eval)} {(DQ ($ VSub_Number '$6') ("='?'"))})
                              ]
                            )
                          ]
                        )
                        (command.Assignment
                          keyword: Assign_None
                          pairs: [(assign_pair lhs:(lhs_expr.LhsName name:OPTLPENDING) op:Equal rhs:(word.EmptyWord))]
                        )
                        (command.ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(0)}
                        )
                      ]
                    )
                    (case_arm
                      pat_list: [{(Lit_Other '*')}]
                      action: [
                        (C {(shift)})
                        (C {(eval)} 
                          {(SQ <'set "${'>) 
                            (DQ 
                              (word_part.ArithSubPart
                                anode: 
                                  (arith_expr.ArithBinary
                                    op_id: Arith_Plus
                                    left: (arith_expr.ArithWord w:{($ VSub_DollarName '$OPTLPENDING')})
                                    right: (arith_expr.ArithWord w:{(Lit_Digits 1)})
                                  )
                              )
                            ) (SQ <'}" "${'>) (DQ ($ VSub_DollarName '$OPTLPENDING')) (SQ <'}" "$@"'>)
                          }
                        )
                      ]
                    )
                  ]
                )
                (command.Assignment
                  keyword: Assign_None
                  pairs: [(assign_pair lhs:(lhs_expr.LhsName name:OPTLPENDING) op:Equal rhs:(word.EmptyWord))]
                )
                (command.Case
                  to_match: {(DQ ($ VSub_Number '$4'))}
                  arms: [
                    (case_arm
                      pat_list: [{(Lit_Other '*') (Lit_Other '=') (Lit_Other '*')}]
                      action: [
                        (command.Case
                          to_match: {(DQ ($ VSub_Number '$1'))}
                          arms: [
                            (case_arm
                              pat_list: [{(1)} {(required_argument)} {(2)} {(optional_argument)}]
                              action: [
                                (C {(eval)} 
                                  {
                                    (DQ ($ VSub_Number '$7') ('=') 
                                      (word_part.EscapedLiteralPart
                                        token: <Lit_EscapedChar '\\"'>
                                      ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) (2) 
                                      (word_part.EscapedLiteralPart
                                        token: <Lit_EscapedChar '\\"'>
                                      )
                                    )
                                  }
                                )
                                (command.Assignment
                                  keyword: Assign_None
                                  pairs: [
                                    (assign_pair
                                      lhs: (lhs_expr.LhsName name:OPTLARG)
                                      op: Equal
                                      rhs: 
                                        {
                                          (DQ 
                                            (word_part.BracedVarSub
                                              token: <VSub_Number 4>
                                              suffix_op: 
                                                (suffix_op.StringUnary
                                                  op_id: VOp1_Pound
                                                  arg_word: {('*=')}
                                                )
                                            )
                                          )
                                        }
                                    )
                                  ]
                                )
                              ]
                            )
                            (case_arm
                              pat_list: [{(Lit_Other '*')}]
                              action: [
                                (command.Assignment
                                  keyword: Assign_None
                                  pairs: [
                                    (assign_pair
                                      lhs: (lhs_expr.LhsName name:OPTLERR)
                                      op: Equal
                                      rhs: 
                                        {
                                          (DQ ('option ') 
                                            (word_part.EscapedLiteralPart
                                              token: <Lit_EscapedChar '\\`'>
                                            ) (--) ($ VSub_Number '$2') ("' doesn't allow an argument")
                                          )
                                        }
                                    )
                                  ]
                                )
                                (command.Case
                                  to_match: {(DQ ($ VSub_Number '$6'))}
                                  arms: [
                                    (case_arm
                                      pat_list: [{(Lit_Other ':') (Lit_Other '*')}]
                                      action: [
                                        (C {(eval)} {(DQ ($ VSub_Number '$7') ('=:'))})
                                        (command.Assignment
                                          keyword: Assign_None
                                          pairs: [
                                            (assign_pair
                                              lhs: (lhs_expr.LhsName name:OPTLARG)
                                              op: Equal
                                              rhs: {(DQ ($ VSub_Number '$2'))}
                                            )
                                          ]
                                        )
                                      ]
                                    )
                                    (case_arm
                                      pat_list: [{(Lit_Other '*')}]
                                      action: [
                                        (command.SimpleCommand
                                          words: [
                                            {(printf)}
                                            {(SQ <'%s\\n'>)}
                                            {(DQ ($ VSub_DollarName '$OPTLERR'))}
                                          ]
                                          redirects: [
                                            (redir.Redir
                                              op: <Redir_GreatAnd '>&'>
                                              fd: 16777215
                                              arg_word: {(2)}
                                            )
                                          ]
                                        )
                                        (C {(eval)} {(DQ ($ VSub_Number '$7') ("='?'"))})
                                      ]
                                    )
                                  ]
                                )
                              ]
                            )
                          ]
                        )
                      ]
                    )
                    (case_arm
                      pat_list: [{(Lit_Other '*')}]
                      action: [
                        (command.Case
                          to_match: {(DQ ($ VSub_Number '$1'))}
                          arms: [
                            (case_arm
                              pat_list: [{(1)} {(required_argument)}]
                              action: [
                                (command.If
                                  arms: [
                                    (if_arm
                                      cond: [
                                        (command.Sentence
                                          child: 
                                            (C {(Lit_Other '[')} 
                                              {
                                                (DQ 
                                                  (word_part.ArithSubPart
                                                    anode: 
                                                      (arith_expr.ArithBinary
                                                        op_id: Arith_Plus
                                                        left: 
                                                          (arith_expr.ArithWord
                                                            w: {($ VSub_Number '$5')}
                                                          )
                                                        right: 
                                                          (arith_expr.ArithWord
                                                            w: {(Lit_Digits 5)}
                                                          )
                                                      )
                                                  )
                                                )
                                              } {(-gt)} {(DQ ($ VSub_Pound '$#'))} {(Lit_Other ']')}
                                            )
                                          terminator: <Op_Semi ';'>
                                        )
                                      ]
                                      action: [
                                        (command.Assignment
                                          keyword: Assign_None
                                          pairs: [
                                            (assign_pair
                                              lhs: (lhs_expr.LhsName name:OPTLERR)
                                              op: Equal
                                              rhs: 
                                                {
                                                  (DQ ('option ') 
                                                    (word_part.EscapedLiteralPart
                                                      token: <Lit_EscapedChar '\\`'>
                                                    ) (--) ($ VSub_Number '$2') ("' requires an argument")
                                                  )
                                                }
                                            )
                                          ]
                                        )
                                        (command.Case
                                          to_match: {(DQ ($ VSub_Number '$6'))}
                                          arms: [
                                            (case_arm
                                              pat_list: [{(Lit_Other ':') (Lit_Other '*')}]
                                              action: [
                                                (C {(eval)} {(DQ ($ VSub_Number '$7') ('=:'))})
                                                (command.Assignment
                                                  keyword: Assign_None
                                                  pairs: [
                                                    (assign_pair
                                                      lhs: (lhs_expr.LhsName name:OPTLARG)
                                                      op: Equal
                                                      rhs: {(DQ ($ VSub_Number '$2'))}
                                                    )
                                                  ]
                                                )
                                              ]
                                            )
                                            (case_arm
                                              pat_list: [{(Lit_Other '*')}]
                                              action: [
                                                (command.SimpleCommand
                                                  words: [
                                                    {(printf)}
                                                    {(SQ <'%s\\n'>)}
                                                    {(DQ ($ VSub_DollarName '$OPTLERR'))}
                                                  ]
                                                  redirects: [
                                                    (redir.Redir
                                                      op: <Redir_GreatAnd '>&'>
                                                      fd: 16777215
                                                      arg_word: {(2)}
                                                    )
                                                  ]
                                                )
                                                (C {(eval)} {(DQ ($ VSub_Number '$7') ("='?'"))})
                                              ]
                                            )
                                          ]
                                        )
                                      ]
                                    )
                                  ]
                                  else_action: [
                                    (command.Assignment
                                      keyword: Assign_None
                                      pairs: [
                                        (assign_pair
                                          lhs: (lhs_expr.LhsName name:OPTLIND)
                                          op: Equal
                                          rhs: 
                                            {
                                              (word_part.ArithSubPart
                                                anode: 
                                                  (arith_expr.ArithBinary
                                                    op_id: Arith_Plus
                                                    left: 
                                                      (arith_expr.ArithWord
                                                        w: {($ VSub_DollarName '$OPTLIND')}
                                                      )
                                                    right: (arith_expr.ArithWord w:{(Lit_Digits 1)})
                                                  )
                                              )
                                            }
                                        )
                                      ]
                                    )
                                    (C {(eval)} 
                                      {
                                        (DQ ('OPTLARG=') 
                                          (word_part.EscapedLiteralPart
                                            token: <Lit_EscapedChar '\\"'>
                                          ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) ('{') 
                                          (word_part.ArithSubPart
                                            anode: 
                                              (arith_expr.ArithBinary
                                                op_id: Arith_Plus
                                                left: (arith_expr.ArithWord w:{($ VSub_Number '$5')})
                                                right: (arith_expr.ArithWord w:{(Lit_Digits 5)})
                                              )
                                          ) ('}') (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>)
                                        )
                                      }
                                    )
                                    (C {(eval)} 
                                      {
                                        (DQ ($ VSub_Number '$7') ('=') 
                                          (word_part.EscapedLiteralPart
                                            token: <Lit_EscapedChar '\\"'>
                                          ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) (2) 
                                          (word_part.EscapedLiteralPart
                                            token: <Lit_EscapedChar '\\"'>
                                          )
                                        )
                                      }
                                    )
                                  ]
                                )
                              ]
                            )
                            (case_arm
                              pat_list: [{(Lit_Other '*')}]
                              action: [
                                (C {(eval)} 
                                  {
                                    (DQ ($ VSub_Number '$7') ('=') 
                                      (word_part.EscapedLiteralPart
                                        token: <Lit_EscapedChar '\\"'>
                                      ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) (2) 
                                      (word_part.EscapedLiteralPart
                                        token: <Lit_EscapedChar '\\"'>
                                      )
                                    )
                                  }
                                )
                              ]
                            )
                          ]
                        )
                      ]
                    )
                  ]
                )
              ]
            )
            (command.ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
          ]
        )
    )
    (command.If
      arms: [
        (if_arm
          cond: [
            (command.Sentence
              child: 
                (C {(Lit_Other '[')} {(-n)} {(DQ ($ VSub_DollarName '$test_getopts_long'))} 
                  {(Lit_Other ']')}
                )
              terminator: <Op_Semi ';'>
            )
          ]
          action: [
            (command.FuncDef
              name: test_getopts_long
              body: 
                (command.BraceGroup
                  children: [
                    (command.Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (lhs_expr.LhsName name:expected)
                          op: Equal
                          rhs: {(DQ ($ VSub_Number '$1'))}
                        )
                        (assign_pair
                          lhs: (lhs_expr.LhsName name:had)
                          op: Equal
                          rhs: (word.EmptyWord)
                        )
                      ]
                    )
                    (C {(shift)})
                    (command.Assignment
                      keyword: Assign_None
                      pairs: [(assign_pair lhs:(lhs_expr.LhsName name:OPTLIND) op:Equal rhs:{(1)})]
                    )
                    (command.WhileUntil
                      keyword: <KW_While while>
                      cond: [
                        (command.Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (lhs_expr.LhsName name:err)
                              op: Equal
                              rhs: 
                                {
                                  (DQ 
                                    (word_part.CommandSubPart
                                      command_list: 
                                        (command.CommandList
                                          children: [
                                            (command.Sentence
                                              child: (C {(set)} {(Lit_Other '+') (x)})
                                              terminator: <Op_Semi ';'>
                                            )
                                            (command.SimpleCommand
                                              words: [{(getopts_long)} {(DQ ($ VSub_At '$@'))}]
                                              redirects: [
                                                (redir.Redir
                                                  op: <Redir_GreatAnd '2>&'>
                                                  fd: 2
                                                  arg_word: {(1)}
                                                )
                                                (redir.Redir
                                                  op: <Redir_Great '>'>
                                                  fd: 16777215
                                                  arg_word: {(/dev/null)}
                                                )
                                              ]
                                            )
                                          ]
                                        )
                                      left_token: <Left_CommandSub '$('>
                                    )
                                  )
                                }
                            )
                          ]
                        )
                        (command.Sentence
                          child: 
                            (command.SimpleCommand
                              words: [{(getopts_long)} {(DQ ($ VSub_At '$@'))}]
                              redirects: [
                                (redir.Redir
                                  op: <Redir_Great '2>'>
                                  fd: 2
                                  arg_word: {(/dev/null)}
                                )
                              ]
                            )
                          terminator: <Op_Semi ';'>
                        )
                      ]
                      body: 
                        (command.DoGroup
                          children: [
                            (C {(eval)} 
                              {
                                (DQ ('opt=') 
                                  (word_part.EscapedLiteralPart
                                    token: <Lit_EscapedChar '\\"'>
                                  ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) ($ VSub_Number '$2') 
                                  (word_part.EscapedLiteralPart
                                    token: <Lit_EscapedChar '\\"'>
                                  )
                                )
                              }
                            )
                            (command.Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (lhs_expr.LhsName name:had)
                                  op: Equal
                                  rhs: 
                                    {
                                      (DQ ($ VSub_DollarName '$had') ('|') ($ VSub_DollarName '$opt') 
                                        ('@') 
                                        (word_part.BracedVarSub
                                          token: <VSub_Name OPTLARG>
                                          suffix_op: 
                                            (suffix_op.StringUnary
                                              op_id: VTest_Hyphen
                                              arg_word: {(unset)}
                                            )
                                        ) ('@') 
                                        (word_part.BracedVarSub
                                          token: <VSub_Name OPTLIND>
                                          suffix_op: 
                                            (suffix_op.StringUnary
                                              op_id: VTest_Hyphen
                                              arg_word: {(unset)}
                                            )
                                        ) ('@') 
                                        (word_part.BracedVarSub
                                          token: <VSub_Name OPTLERR>
                                          suffix_op: 
                                            (suffix_op.StringUnary
                                              op_id: VTest_Hyphen
                                              arg_word: {(unset)}
                                            )
                                        ) ('@') ($ VSub_DollarName '$err')
                                      )
                                    }
                                )
                              ]
                            )
                          ]
                        )
                    )
                    (command.Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (lhs_expr.LhsName name:had)
                          op: Equal
                          rhs: 
                            {
                              (DQ ($ VSub_DollarName '$had') ('|') 
                                (word_part.BracedVarSub
                                  token: <VSub_Name OPTLIND>
                                  suffix_op: 
                                    (suffix_op.StringUnary
                                      op_id: VTest_Hyphen
                                      arg_word: {(unset)}
                                    )
                                ) ('|') ($ VSub_DollarName '$err')
                              )
                            }
                        )
                      ]
                    )
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (command.Sentence
                              child: 
                                (C {(Lit_Other '[')} {(DQ ($ VSub_DollarName '$had'))} {(Lit_Other '=')} 
                                  {(DQ ($ VSub_DollarName '$expected'))} {(Lit_Other ']')}
                                )
                              terminator: <Op_Semi ';'>
                            )
                          ]
                          action: [(C {(echo)} {(PASS)})]
                        )
                      ]
                      else_action: [
                        (C {(echo)} {(FAIL)})
                        (C {(printf)} {(SQ <'Expected: %s\\n     Got: %s\\n'>)} 
                          {(DQ ($ VSub_DollarName '$expected'))} {(DQ ($ VSub_DollarName '$had'))}
                        )
                      ]
                    )
                  ]
                )
            )
            (command.WhileUntil
              keyword: <KW_While while>
              cond: [
                (command.Sentence
                  child: 
                    (command.AndOr
                      ops: [Op_DAmp]
                      children: [
                        (command.SimpleCommand
                          words: [{(read)} {(-r)} {(c)}]
                          more_env: [(env_pair name:IFS val:(word.EmptyWord))]
                        )
                        (command.SimpleCommand
                          words: [{(read)} {(-r)} {(e)}]
                          more_env: [(env_pair name:IFS val:(word.EmptyWord))]
                        )
                      ]
                    )
                  terminator: <Op_Semi ';'>
                )
              ]
              body: 
                (command.DoGroup
                  children: [
                    (C {(printf)} {(SQ <'+ %-72s '>)} {(DQ ($ VSub_DollarName '$c'))})
                    (C {(eval)} 
                      {
                        (DQ ('test_getopts_long ') 
                          (word_part.EscapedLiteralPart
                            token: <Lit_EscapedChar '\\"'>
                          ) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\$'>) (e) 
                          (word_part.EscapedLiteralPart
                            token: <Lit_EscapedChar '\\"'>
                          ) (' ') ($ VSub_DollarName '$c')
                        )
                      }
                    )
                  ]
                )
              redirects: [
                (redir.HereDoc
                  op: <Redir_DLess '<<'>
                  fd: 16777215
                  here_begin: {(word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\E'>) (OF)}
                  here_end_span_id: 3233
                  stdin_parts: [
                    (': a\n')
                    ('|1|getopts_long: long option specifications must end in an empty argument\n')
                    (':a opt "" -a\n')
                    ('|a@unset@2@unset@|2|\n')
                    (':a opt "" -a b\n')
                    ('|a@unset@2@unset@|2|\n')
                    (':a opt "" -a -a\n')
                    ('|a@unset@2@unset@|a@unset@3@unset@|3|\n')
                    (':a opt "" -ab\n')
                    ("|a@unset@1@unset@|:@b@2@bad option: `-b'@|2|\n")
                    (':a: opt "" -ab\n')
                    ('|a@b@2@unset@|2|\n')
                    (':a: opt "" -a b\n')
                    ('|a@b@3@unset@|3|\n')
                    (':a: opt "" -a -a\n')
                    ('|a@-a@3@unset@|3|\n')
                    (':a: opt "" -a\n')
                    ("|:@a@2@option `-a' requires an argument@|2|\n")
                    (':a:: opt "" -a\n')
                    ('|a@unset@2@unset@|2|\n')
                    (':a:: opt "" -ab\n')
                    ('|a@b@2@unset@|2|\n')
                    (':a:: opt "" -a b\n')
                    ('|a@unset@2@unset@|2|\n')
                    (':ab: opt "" -ab c\n')
                    ('|a@unset@1@unset@|b@c@3@unset@|3|\n')
                    (':a:: opt "" -a -a\n')
                    ('|a@unset@2@unset@|a@unset@3@unset@|3|\n')
                    (':a:: opt "" -:a:\n')
                    ("|:@:@1@bad option: `-:'@|a@:@2@unset@|2|\n")
                    (':= opt ""\n')
                    ('|1|\n')
                    (':: opt ""\n')
                    ("|1|getopts_long: invalid option specification: `::'\n")
                    (': opt ""\n')
                    ('|1|\n')
                    (':a:a opt "" -a\n')
                    ("|:@a@2@option `-a' requires an argument@|2|\n")
                    (':a::a opt "" -a\n')
                    ('|a@unset@2@unset@|2|\n')
                    (':ab:c:: opt "" -abc -cba -bac\n')
                    ('|a@unset@1@unset@|b@c@2@unset@|c@ba@3@unset@|b@ac@4@unset@|4|\n')
                    (': opt abc 0 "" --abc\n')
                    ('|abc@unset@2@unset@|2|\n')
                    (': opt abc no_argument "" --abc\n')
                    ('|abc@unset@2@unset@|2|\n')
                    (': opt abc no_argument "" --abc=foo\n')
                    ("|:@abc@2@option `--abc' doesn't allow an argument@|2|\n")
                    (': opt abc no_argument "" --abc foo\n')
                    ('|abc@unset@2@unset@|2|\n')
                    (': opt abc 1 "" --abc=foo\n')
                    ('|abc@foo@2@unset@|2|\n')
                    (': opt abc required_argument "" --abc foo\n')
                    ('|abc@foo@3@unset@|3|\n')
                    (': opt abc required_argument "" --abc=\n')
                    ('|abc@@2@unset@|2|\n')
                    (': opt abc required_argument "" --abc\n')
                    ("|:@abc@2@option `--abc' requires an argument@|2|\n")
                    (': opt abc 2 "" --abc\n')
                    ('|abc@unset@2@unset@|2|\n')
                    (': opt abc optional_argument "" --abc=\n')
                    ('|abc@@2@unset@|2|\n')
                    (': opt abc optional_argument "" --abc=foo\n')
                    ('|abc@foo@2@unset@|2|\n')
                    (': opt abc optional_argument "" --abc --abc\n')
                    ('|abc@unset@2@unset@|abc@unset@3@unset@|3|\n')
                    (': opt abc 0 abcd 0 "" --abc\n')
                    ('|abc@unset@2@unset@|2|\n')
                    (': opt abc 0 abd 0 "" --ab\n')
                    ("|:@ab@2@option `--ab' is ambiguous@|2|\n")
                    (': opt abc 0 abcd 0 "" --ab\n')
                    ("|:@ab@2@option `--ab' is ambiguous@|2|\n")
                    (': opt abc 0 abc 1 "" --ab\n')
                    ('|abc@unset@2@unset@|2|\n')
                    (': opt abc 0 abc 1 "" --abc\n')
                    ('|abc@unset@2@unset@|2|\n')
                    (': opt abc 0 abc 1 "" --ab\n')
                    ('|abc@unset@2@unset@|2|\n')
                    (': opt abc 0 acd 0 "" --ab\n')
                    ('|abc@unset@2@unset@|2|\n')
                    (
':abc:d:e::f:: opt ab 0 ac 1 bc 2 cd 1 cde 2 "" -abcdef -a -f -c --a --a= --b=foo -fg\n'
                    )
                    (
"|a@unset@1@unset@|b@unset@1@unset@|c@def@2@unset@|a@unset@3@unset@|f@unset@4@unset@|c@--a@6@unset@|:@a@7@option `--a' is ambiguous@|bc@foo@8@unset@|f@g@9@unset@|9|\n"
                    )
                    ('a opt "" -a\n')
                    ('|a@unset@2@unset@|2|\n')
                    ('a opt "" -a b\n')
                    ('|a@unset@2@unset@|2|\n')
                    ('a opt "" -a -a\n')
                    ('|a@unset@2@unset@|a@unset@3@unset@|3|\n')
                    ('a opt "" -ab\n')
                    ("|a@unset@1@unset@|?@unset@2@bad option: `-b'@bad option: `-b'|2|\n")
                    ('a: opt "" -ab\n')
                    ('|a@b@2@unset@|2|\n')
                    ('a: opt "" -a b\n')
                    ('|a@b@3@unset@|3|\n')
                    ('a: opt "" -a -a\n')
                    ('|a@-a@3@unset@|3|\n')
                    ('a: opt "" -a\n')
                    (
"|?@unset@2@option `-a' requires an argument@option `-a' requires an argument|2|\n"
                    )
                    ('a:: opt "" -a\n')
                    ('|a@unset@2@unset@|2|\n')
                    ('a:: opt "" -ab\n')
                    ('|a@b@2@unset@|2|\n')
                    ('a:: opt "" -a b\n')
                    ('|a@unset@2@unset@|2|\n')
                    ('a:: opt "" -a -a\n')
                    ('|a@unset@2@unset@|a@unset@3@unset@|3|\n')
                    ('a:: opt "" -:a:\n')
                    ("|?@unset@1@bad option: `-:'@bad option: `-:'|a@:@2@unset@|2|\n")
                    ('= opt ""\n')
                    ('|1|\n')
                    (': opt ""\n')
                    ('|1|\n')
                    ('\'\' opt ""\n')
                    ('|1|\n')
                    ('a:a opt "" -a\n')
                    (
"|?@unset@2@option `-a' requires an argument@option `-a' requires an argument|2|\n"
                    )
                    ('a::a opt "" -a\n')
                    ('|a@unset@2@unset@|2|\n')
                    ('ab:c:: opt "" -abc -cba -bac\n')
                    ('|a@unset@1@unset@|b@c@2@unset@|c@ba@3@unset@|b@ac@4@unset@|4|\n')
                    ('\'\' opt abc 0 "" --abc\n')
                    ('|abc@unset@2@unset@|2|\n')
                    ('\'\' opt abc no_argument "" --abc\n')
                    ('|abc@unset@2@unset@|2|\n')
                    ('\'\' opt abc no_argument "" --abc=foo\n')
                    (
"|?@unset@2@option `--abc' doesn't allow an argument@option `--abc' doesn't allow an argument|2|\n"
                    )
                    ('\'\' opt abc no_argument "" --abc foo\n')
                    ('|abc@unset@2@unset@|2|\n')
                    ('\'\' opt abc 1 "" --abc=foo\n')
                    ('|abc@foo@2@unset@|2|\n')
                    ('\'\' opt abc required_argument "" --abc foo\n')
                    ('|abc@foo@3@unset@|3|\n')
                    ('\'\' opt abc required_argument "" --abc=\n')
                    ('|abc@@2@unset@|2|\n')
                    ('\'\' opt abc required_argument "" --abc\n')
                    (
"|?@unset@2@option `--abc' requires an argument@option `--abc' requires an argument|2|\n"
                    )
                    ('\'\' opt abc 2 "" --abc\n')
                    ('|abc@unset@2@unset@|2|\n')
                    ('\'\' opt abc optional_argument "" --abc=\n')
                    ('|abc@@2@unset@|2|\n')
                    ('\'\' opt abc optional_argument "" --abc=foo\n')
                    ('|abc@foo@2@unset@|2|\n')
                    ('\'\' opt abc optional_argument "" --abc --abc\n')
                    ('|abc@unset@2@unset@|abc@unset@3@unset@|3|\n')
                    ('\'\' opt abc 0 abcd 0 "" --abc\n')
                    ('|abc@unset@2@unset@|2|\n')
                    ('\'\' opt abc 0 abd 0 "" --ab\n')
                    ("|?@unset@2@option `--ab' is ambiguous@option `--ab' is ambiguous|2|\n")
                    ('\'\' opt abc 0 abcd 0 "" --ab\n')
                    ("|?@unset@2@option `--ab' is ambiguous@option `--ab' is ambiguous|2|\n")
                    ('\'\' opt abc 0 abc 1 "" --ab\n')
                    ('|abc@unset@2@unset@|2|\n')
                    ('\'\' opt abc 0 abc 1 "" --abc\n')
                    ('|abc@unset@2@unset@|2|\n')
                    ('\'\' opt abc 0 abc 1 "" --ab\n')
                    ('|abc@unset@2@unset@|2|\n')
                    ('\'\' opt abc 0 acd 0 "" --ab\n')
                    ('|abc@unset@2@unset@|2|\n')
                    (
'abc:d:e::f:: opt ab 0 ac 1 bc 2 cd 1 cde 2 "" -abcdef -a -f -c --a --a= --b=foo -fg\n'
                    )
                    (
"|a@unset@1@unset@|b@unset@1@unset@|c@def@2@unset@|a@unset@3@unset@|f@unset@4@unset@|c@--a@6@unset@|?@unset@7@option `--a' is ambiguous@option `--a' is ambiguous|bc@foo@8@unset@|f@g@9@unset@|9|\n"
                    )
                    (": '' '' a\n")
                    ("|1|getopts_long: invalid variable name: `'\n")
                    (": 1a ''\n")
                    ("|1|getopts_long: invalid variable name: `1a'\n")
                    ('- a\n')
                    ("|1|getopts_long: invalid option specification: `-'\n")
                    (":a::a:abcd o ab 1 abc 1 abd 1 abe 1 abc 2 '' -aa --ab 1 --abc\n")
                    (
"|a@a@2@unset@|ab@1@4@unset@|:@abc@5@option `--abc' requires an argument@|5|\n"
                    )
                    (':\n')
                    ('|1|getopts_long: not enough arguments\n')
                    (
"'\\[$' o -- 0 ' ' 1 '#' required_argument '' '-\\\\\\[$' --\\ =a --\\#=\\$\\$\n"
                    )
                    (
'|\\@unset@1@unset@|\\@unset@1@unset@|\\@unset@1@unset@|[@unset@1@unset@|$@unset@2@unset@| @a@3@unset@|#@$$@4@unset@|4|\n'
                    )
                    (': o a 1 b 2 c\n')
                    ('|1|getopts_long: long option specifications must end in an empty argument\n')
                    (': o a 1 b 2\n')
                    ('|1|getopts_long: long option specifications must end in an empty argument\n')
                    (": o a 1 b 2 c 3 '' --c\n")
                    ("|1|getopts_long: invalid long option type: `3'\n")
                    ('":  " o "  " 1 \'\' "-  " "--  =1"\n')
                    ('| @unset@1@unset@| @unset@2@unset@|  @1@3@unset@|3|\n')
                    (": o a 1 '' --c\n")
                    ("|:@c@2@bad option: `--c'@|2|\n")
                    (": o a 1 '' --c=foo\n")
                    ("|:@c@2@bad option: `--c'@|2|\n")
                    (": o ab 1 ac 1 ad 1 a 1 '' --a=1\n")
                    ('|a@1@2@unset@|2|\n')
                  ]
                )
              ]
            )
          ]
        )
      ]
    )
  ]
)