(command.AndOr
  children: [
    (command.ShFunction
      name_tok: <_alias>
      name: _alias
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <local>
              more_env: []
              words: [{<local>} {<cur>} {<prev>} {<words>} {<cword>}]
              redirects: []
              do_fork: T
            )
            (command.AndOr
              children: [
                (command.Simple
                  blame_tok: <_init_completion>
                  more_env: []
                  words: [{<_init_completion>}]
                  redirects: []
                  do_fork: T
                )
                (command.ControlFlow keyword:<Id.ControlFlow_Return return>)
              ]
              ops: [<Id.Op_DPipe _>]
            )
            (command.Case
              case_kw: <Id.KW_Case case>
              to_match: 
                (case_arg.Word
                  w: 
                    {
                      (BracedVarSub
                        left: <Id.Left_DollarBrace '${'>
                        token: <Id.VSub_Name words>
                        var_name: words
                        bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At)
                        right: <Id.Right_DollarBrace '}'>
                      )
                    }
                )
              arms_start: <Id.KW_In in>
              arms: [
                (CaseArm
                  left: <Id.Lit_Star '*'>
                  pattern: 
                    (pat.Words
                      words: [
                        {<Id.Lit_Star '*'> <Id.Lit_LBracket '['> <Id.Lit_Other '^'> <Id.Lit_Equals '='> 
                          <Id.Lit_RBracket ']'>
                        }
                      ]
                    )
                  middle: <Id.Right_CasePat _>
                  action: [
                    (command.ShAssignment
                      left: <Id.Lit_VarLike 'COMPREPLY='>
                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike 'COMPREPLY='>
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'COMPREPLY='> name:COMPREPLY)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (ShArrayLiteral
                                left: <Id.Op_LParen _>
                                words: [
                                  {
                                    (CommandSub
                                      left_token: <Id.Left_DollarParen '$('>
                                      child: 
                                        (command.Simple
                                          blame_tok: <compgen>
                                          more_env: []
                                          words: [
                                            {<compgen>}
                                            {<-A>}
                                            {<alias>}
                                            {<-->}
                                            {(DQ ($ Id.VSub_DollarName cur))}
                                          ]
                                          redirects: []
                                          do_fork: T
                                        )
                                      right: <Id.Eof_RParen _>
                                    )
                                  }
                                ]
                                right: <Id.Right_ShArrayLiteral _>
                              )
                            }
                        )
                      ]
                      redirects: []
                    )
                  ]
                  right: <Id.Op_DSemi _>
                )
                (CaseArm
                  left: <Id.Lit_Star '*'>
                  pattern: (pat.Words words:[{<Id.Lit_Star '*'> <Id.Lit_Equals '='>}])
                  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: [
                                  {
                                    (DQ 
                                      (CommandSub
                                        left_token: <Id.Left_DollarParen '$('>
                                        child: 
                                          (command.Pipeline
                                            children: [
                                              (command.Simple
                                                blame_tok: <alias>
                                                more_env: []
                                                words: [
                                                  {<alias>}
                                                  {
                                                    (BracedVarSub
                                                      left: <Id.Left_DollarBrace '${'>
                                                      token: <Id.VSub_Name cur>
                                                      var_name: cur
                                                      suffix_op: 
                                                        (suffix_op.Unary
                                                          op: <Id.VOp1_Percent '%'>
                                                          arg_word: {<'='>}
                                                        )
                                                      right: <Id.Right_DollarBrace '}'>
                                                    )
                                                  }
                                                ]
                                                redirects: [
                                                  (Redir
                                                    op: <Id.Redir_Great '2>'>
                                                    loc: (redir_loc.Fd fd:2)
                                                    arg: {<'/dev/null'>}
                                                  )
                                                ]
                                                do_fork: T
                                              )
                                              (command.Simple
                                                blame_tok: <sed>
                                                more_env: []
                                                words: [
                                                  {<sed>}
                                                  {<-e>}
                                                  {(SQ <'s|^alias '>) (DQ ($ Id.VSub_DollarName cur)) 
                                                    (SQ <'\\(.*\\)$|\\1|'>)
                                                  }
                                                ]
                                                redirects: []
                                                do_fork: T
                                              )
                                            ]
                                            ops: [<Id.Op_Pipe _>]
                                          )
                                        right: <Id.Eof_RParen _>
                                      )
                                    )
                                  }
                                ]
                                right: <Id.Right_ShArrayLiteral _>
                              )
                            }
                        )
                      ]
                      redirects: []
                    )
                  ]
                  right: <Id.Op_DSemi _>
                )
              ]
              arms_end: <Id.KW_Esac esac>
              redirects: []
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.Simple
      blame_tok: <complete>
      more_env: []
      words: [{<complete>} {<-F>} {<_alias>} {<-o>} {<nospace>} {<alias>}]
      redirects: []
      do_fork: T
    )
  ]
  ops: [<Id.Op_DAmp _>]
)