(command.AndOr
  children: [
    (command.ShFunction
      name_tok: <_xz>
      name: _xz
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <local>
              more_env: []
              words: [{<local>} {<cur>} {<prev>} {<words>} {<cword>} {<split>}]
              redirects: []
              do_fork: T
            )
            (command.AndOr
              children: [
                (command.Simple
                  blame_tok: <_init_completion>
                  more_env: []
                  words: [{<_init_completion>} {<-s>}]
                  redirects: []
                  do_fork: T
                )
                (command.ControlFlow keyword:<Id.ControlFlow_Return return>)
              ]
              ops: [<Id.Op_DPipe _>]
            )
            (command.Simple
              blame_tok: <local>
              more_env: []
              words: [{<local>} {<Id.Lit_VarLike 'xspec='> (DQ <'*.@(xz|lzma|txz|tlz)'>)}]
              redirects: []
              do_fork: T
            )
            (command.Case
              case_kw: <Id.KW_Case case>
              to_match: (case_arg.Word w:{($ Id.VSub_DollarName prev)})
              arms_start: <Id.KW_In in>
              arms: [
                (CaseArm
                  left: <--decompress>
                  pattern: 
                    (pat.Words
                      words: [
                        {<--decompress>}
                        {<--list>}
                        {<--test>}
                        {<-> 
                          (word_part.ExtGlob
                            op: <Id.ExtGlob_Bang '!('>
                            arms: [{<-> <Id.Lit_Other '*'>}]
                            right: <Id.Right_ExtGlob _>
                          ) <Id.Lit_LBracket '['> <dlt> <Id.Lit_RBracket ']'> <Id.Lit_Star '*'>
                        }
                      ]
                    )
                  middle: <Id.Right_CasePat _>
                  action: [
                    (command.ShAssignment
                      left: <Id.Lit_VarLike 'xspec='>
                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike 'xspec='>
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'xspec='> name:xspec)
                          op: assign_op.Equal
                          rhs: {(DQ <'!'>) ($ Id.VSub_DollarName xspec)}
                        )
                      ]
                      redirects: []
                    )
                  ]
                  right: <Id.Op_DSemi _>
                )
                (CaseArm
                  left: <--files>
                  pattern: (pat.Words words:[{<--files>} {<--files0>}])
                  middle: <Id.Right_CasePat _>
                  action: [
                    (command.Simple
                      blame_tok: <_filedir>
                      more_env: []
                      words: [{<_filedir>}]
                      redirects: []
                      do_fork: T
                    )
                    (command.ControlFlow
                      keyword: <Id.ControlFlow_Return return>
                      arg_word: {<0>}
                    )
                  ]
                  right: <Id.Op_DSemi _>
                )
                (CaseArm
                  left: <-C>
                  pattern: (pat.Words words:[{<-C>} {<--check>}])
                  middle: <Id.Right_CasePat _>
                  action: [
                    (command.ShAssignment
                      left: <Id.Lit_VarLike 'COMPREPLY='>
                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike 'COMPREPLY='>
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'COMPREPLY='> name:COMPREPLY)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (ShArrayLiteral
                                left: <Id.Op_LParen _>
                                words: [
                                  {
                                    (CommandSub
                                      left_token: <Id.Left_DollarParen '$('>
                                      child: 
                                        (command.Simple
                                          blame_tok: <compgen>
                                          more_env: []
                                          words: [
                                            {<compgen>}
                                            {<-W>}
                                            {(SQ <'crc32 crc64 sha256 none'>)}
                                            {<-->}
                                            {(DQ ($ Id.VSub_DollarName cur))}
                                          ]
                                          redirects: []
                                          do_fork: T
                                        )
                                      right: <Id.Eof_RParen _>
                                    )
                                  }
                                ]
                                right: <Id.Right_ShArrayLiteral _>
                              )
                            }
                        )
                      ]
                      redirects: []
                    )
                    (command.ControlFlow
                      keyword: <Id.ControlFlow_Return return>
                      arg_word: {<0>}
                    )
                  ]
                  right: <Id.Op_DSemi _>
                )
                (CaseArm
                  left: <-F>
                  pattern: (pat.Words words:[{<-F>} {<--format>}])
                  middle: <Id.Right_CasePat _>
                  action: [
                    (command.ShAssignment
                      left: <Id.Lit_VarLike 'COMPREPLY='>
                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike 'COMPREPLY='>
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'COMPREPLY='> name:COMPREPLY)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (ShArrayLiteral
                                left: <Id.Op_LParen _>
                                words: [
                                  {
                                    (CommandSub
                                      left_token: <Id.Left_DollarParen '$('>
                                      child: 
                                        (command.Simple
                                          blame_tok: <compgen>
                                          more_env: []
                                          words: [
                                            {<compgen>}
                                            {<-W>}
                                            {(SQ <'auto xz lzma raw'>)}
                                            {<-->}
                                            {(DQ ($ Id.VSub_DollarName cur))}
                                          ]
                                          redirects: []
                                          do_fork: T
                                        )
                                      right: <Id.Eof_RParen _>
                                    )
                                  }
                                ]
                                right: <Id.Right_ShArrayLiteral _>
                              )
                            }
                        )
                      ]
                      redirects: []
                    )
                    (command.ControlFlow
                      keyword: <Id.ControlFlow_Return return>
                      arg_word: {<0>}
                    )
                  ]
                  right: <Id.Op_DSemi _>
                )
                (CaseArm
                  left: <-T>
                  pattern: (pat.Words words:[{<-T>} {<--threads>}])
                  middle: <Id.Right_CasePat _>
                  action: [
                    (command.ShAssignment
                      left: <Id.Lit_VarLike 'COMPREPLY='>
                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike 'COMPREPLY='>
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'COMPREPLY='> name:COMPREPLY)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (ShArrayLiteral
                                left: <Id.Op_LParen _>
                                words: [
                                  {
                                    (CommandSub
                                      left_token: <Id.Left_DollarParen '$('>
                                      child: 
                                        (command.Simple
                                          blame_tok: <compgen>
                                          more_env: []
                                          words: [
                                            {<compgen>}
                                            {<-W>}
                                            {
                                              (DQ <'{0..'> 
                                                (CommandSub
                                                  left_token: <Id.Left_DollarParen '$('>
                                                  child: 
                                                    (command.Simple
                                                      blame_tok: <_ncpus>
                                                      more_env: []
                                                      words: [{<_ncpus>}]
                                                      redirects: []
                                                      do_fork: T
                                                    )
                                                  right: <Id.Eof_RParen _>
                                                ) <'}'>
                                              )
                                            }
                                            {<-->}
                                            {(DQ ($ Id.VSub_DollarName cur))}
                                          ]
                                          redirects: []
                                          do_fork: T
                                        )
                                      right: <Id.Eof_RParen _>
                                    )
                                  }
                                ]
                                right: <Id.Right_ShArrayLiteral _>
                              )
                            }
                        )
                      ]
                      redirects: []
                    )
                    (command.ControlFlow
                      keyword: <Id.ControlFlow_Return return>
                      arg_word: {<0>}
                    )
                  ]
                  right: <Id.Op_DSemi _>
                )
                (CaseArm
                  left: <-M>
                  pattern: 
                    (pat.Words
                      words: [
                        {<-M>}
                        {<--memlimit>}
                        {<--memlimit-compress>}
                        {<--memlimit-decompress>}
                        {<--memory>}
                        {<-S>}
                        {<--suffix>}
                        {<--delta>}
                        {<--lzma1>}
                        {<--lzma2>}
                      ]
                    )
                  middle: <Id.Right_CasePat _>
                  action: [(command.ControlFlow keyword:<Id.ControlFlow_Return return> arg_word:{<0>})]
                  right: <Id.Op_DSemi _>
                )
                (CaseArm
                  left: <-h>
                  pattern: 
                    (pat.Words
                      words: [
                        {<-h>}
                        {<--help>}
                        {<-H>}
                        {<--long-help>}
                        {<-V>}
                        {<--version>}
                        {<--info-memory>}
                      ]
                    )
                  middle: <Id.Right_CasePat _>
                  action: [(command.ControlFlow keyword:<Id.ControlFlow_Return return> arg_word:{<0>})]
                  right: <Id.Op_DSemi _>
                )
              ]
              arms_end: <Id.KW_Esac esac>
              redirects: []
            )
            (command.AndOr
              children: [
                (command.Simple
                  blame_tok: <Id.VSub_DollarName '$split'>
                  more_env: []
                  words: [{($ Id.VSub_DollarName split)}]
                  redirects: []
                  do_fork: T
                )
                (command.ControlFlow
                  keyword: <Id.ControlFlow_Return return>
                  arg_word: {<0>}
                )
              ]
              ops: [<Id.Op_DAmp _>]
            )
            (command.AndOr
              children: [
                (command.Simple
                  blame_tok: <_expand>
                  more_env: []
                  words: [{<_expand>}]
                  redirects: []
                  do_fork: T
                )
                (command.ControlFlow
                  keyword: <Id.ControlFlow_Return return>
                  arg_word: {<0>}
                )
              ]
              ops: [<Id.Op_DPipe _>]
            )
            (command.If
              if_kw: <Id.KW_If if>
              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (command.DBracket
                              left: <Id.KW_DLeftBracket '[['>
                              expr: 
                                (bool_expr.Binary
                                  op_id: Id.BoolBinary_GlobDEqual
                                  left: {(DQ ($ Id.VSub_DollarName cur))}
                                  right: {<-> <Id.Lit_Other '*'>}
                                )
                              right: <Id.Lit_DRightBracket ']]'>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.ShAssignment
                      left: <Id.Lit_VarLike 'COMPREPLY='>
                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike 'COMPREPLY='>
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'COMPREPLY='> name:COMPREPLY)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (ShArrayLiteral
                                left: <Id.Op_LParen _>
                                words: [
                                  {
                                    (CommandSub
                                      left_token: <Id.Left_DollarParen '$('>
                                      child: 
                                        (command.Simple
                                          blame_tok: <compgen>
                                          more_env: []
                                          words: [
                                            {<compgen>}
                                            {<-W>}
                                            {(SQ <'$( _parse_help "$1" --long-help ) {-1..-9}'>)}
                                            {<-->}
                                            {(DQ ($ Id.VSub_DollarName cur))}
                                          ]
                                          redirects: []
                                          do_fork: T
                                        )
                                      right: <Id.Eof_RParen _>
                                    )
                                  }
                                ]
                                right: <Id.Right_ShArrayLiteral _>
                              )
                            }
                        )
                      ]
                      redirects: []
                    )
                    (command.AndOr
                      children: [
                        (command.DBracket
                          left: <Id.KW_DLeftBracket '[['>
                          expr: 
                            (bool_expr.Binary
                              op_id: Id.BoolBinary_GlobDEqual
                              left: {($ Id.VSub_DollarName COMPREPLY)}
                              right: {<Id.Lit_Other '*'> <Id.BoolBinary_GlobEqual '='>}
                            )
                          right: <Id.Lit_DRightBracket ']]'>
                          redirects: []
                        )
                        (command.Simple
                          blame_tok: <compopt>
                          more_env: []
                          words: [{<compopt>} {<-o>} {<nospace>}]
                          redirects: []
                          do_fork: T
                        )
                      ]
                      ops: [<Id.Op_DAmp _>]
                    )
                    (command.ControlFlow
                      keyword: <Id.ControlFlow_Return return>
                      arg_word: {<0>}
                    )
                  ]
                  spids: [301 317]
                )
              ]
              else_action: []
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
            (command.Simple
              blame_tok: <local>
              more_env: []
              words: [
                {<local>}
                {<Id.Lit_VarLike 'IFS='> 
                  (SingleQuoted
                    left: <Id.Left_DollarSingleQuote '$\''>
                    tokens: [<Id.Char_OneChar '\\n'>]
                    right: <Id.Right_SingleQuote '\''>
                  )
                }
              ]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <compopt>
              more_env: []
              words: [{<compopt>} {<-o>} {<filenames>}]
              redirects: []
              do_fork: T
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike 'COMPREPLY='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'COMPREPLY='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'COMPREPLY='> name:COMPREPLY)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (ShArrayLiteral
                        left: <Id.Op_LParen _>
                        words: [
                          {
                            (CommandSub
                              left_token: <Id.Left_DollarParen '$('>
                              child: 
                                (command.Simple
                                  blame_tok: <compgen>
                                  more_env: []
                                  words: [
                                    {<compgen>}
                                    {<-f>}
                                    {<-X>}
                                    {(DQ ($ Id.VSub_DollarName xspec))}
                                    {<-->}
                                    {(DQ ($ Id.VSub_DollarName cur))}
                                  ]
                                  redirects: []
                                  do_fork: T
                                )
                              right: <Id.Eof_RParen _>
                            )
                          }
                          {
                            (CommandSub
                              left_token: <Id.Left_DollarParen '$('>
                              child: 
                                (command.Simple
                                  blame_tok: <compgen>
                                  more_env: []
                                  words: [{<compgen>} {<-d>} {<-->} {(DQ ($ Id.VSub_DollarName cur))}]
                                  redirects: []
                                  do_fork: T
                                )
                              right: <Id.Eof_RParen _>
                            )
                          }
                        ]
                        right: <Id.Right_ShArrayLiteral _>
                      )
                    }
                )
              ]
              redirects: []
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.Simple
      blame_tok: <complete>
      more_env: []
      words: [{<complete>} {<-F>} {<_xz>} {<xz>} {<pxz>}]
      redirects: []
      do_fork: T
    )
  ]
  ops: [<Id.Op_DAmp _>]
)