(command.AndOr
  children: [
    (command.ShFunction
      name_tok: <_xhost>
      name: _xhost
      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:{($ Id.VSub_DollarName cur)})
              arms_start: <Id.KW_In in>
              arms: [
                (CaseArm
                  left: <Id.Lit_Other '+'>
                  pattern: (pat.Words words:[{<Id.Lit_Other '+'> <Id.Lit_Star '*'>}])
                  middle: <Id.Right_CasePat _>
                  action: [
                    (command.Simple
                      blame_tok: <_known_hosts_real>
                      more_env: []
                      words: [
                        {<_known_hosts_real>}
                        {<-p> <Id.Lit_Other '+'>}
                        {
                          (DQ 
                            (BracedVarSub
                              left: <Id.Left_DollarBrace '${'>
                              token: <Id.VSub_Name cur>
                              var_name: cur
                              suffix_op: (suffix_op.Slice begin:{<Id.Lit_Digits 1>})
                              right: <Id.Arith_RBrace _>
                            )
                          )
                        }
                      ]
                      redirects: []
                      do_fork: T
                    )
                  ]
                  right: <Id.Op_DSemi _>
                )
                (CaseArm
                  left: <->
                  pattern: (pat.Words words:[{<-> <Id.Lit_Star '*'>}])
                  middle: <Id.Right_CasePat _>
                  action: [
                    (command.Simple
                      blame_tok: <_known_hosts_real>
                      more_env: []
                      words: [
                        {<_known_hosts_real>}
                        {<-p->}
                        {
                          (DQ 
                            (BracedVarSub
                              left: <Id.Left_DollarBrace '${'>
                              token: <Id.VSub_Name cur>
                              var_name: cur
                              suffix_op: (suffix_op.Slice begin:{<Id.Lit_Digits 1>})
                              right: <Id.Arith_RBrace _>
                            )
                          )
                        }
                      ]
                      redirects: []
                      do_fork: T
                    )
                  ]
                  right: <Id.Op_DSemi _>
                )
                (CaseArm
                  left: <Id.Lit_Star '*'>
                  pattern: (pat.Words words:[{<Id.Lit_Star '*'>}])
                  middle: <Id.Right_CasePat _>
                  action: [
                    (command.Simple
                      blame_tok: <_known_hosts_real>
                      more_env: []
                      words: [{<_known_hosts_real>} {(DQ ($ Id.VSub_DollarName cur))}]
                      redirects: []
                      do_fork: T
                    )
                  ]
                  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>} {<_xhost>} {<xhost>}]
      redirects: []
      do_fork: T
    )
  ]
  ops: [<Id.Op_DAmp _>]
)