(command.AndOr
  ops: [Id.Op_DAmp]
  children: [
    (command.ShFunction
      name: _pineaddr
      body: 
        (BraceGroup
          children: [
            (C {<local>} {<cur>} {<prev>} {<words>} {<cword>})
            (command.AndOr
              ops: [Id.Op_DPipe]
              children: [
                (C {<_init_completion>})
                (command.ControlFlow token:<Id.ControlFlow_Return return>)
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:COMPREPLY)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (sh_array_literal
                        left: <Id.Op_LParen _>
                        words: [
                          {
                            (command_sub
                              left_token: <Id.Left_DollarParen '$('>
                              child: 
                                (C {<compgen>} {<-W>} 
                                  {
                                    (SQ <'$( awk "{print \\$1}" ~/.addressbook \\\n'> 
                                      <'        2>/dev/null)'>
                                    )
                                  } {<-->} {(DQ ($ Id.VSub_DollarName '$cur'))}
                                )
                            )
                          }
                        ]
                      )
                    }
                  spids: [30]
                )
              ]
            )
          ]
        )
    )
    (C {<complete>} {<-F>} {<_pineaddr>} {<-o>} {<default>} {<pine>} {<alpine>})
  ]
)