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              ]
            )
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                      (DQ ('-c -l -F -V -T -D -U -W -E -sa -i -I -sk -sr -ss -sA -sK -sP ') 
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              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:unpackopts)
                  op: assign_op.Equal
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                  spids: [56]
                )
              ]
            )
            (command.ShAssignment
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                (assign_pair
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                  op: assign_op.Equal
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                      (DQ ('-x -b ') ($ Id.VSub_DollarName '$packopts') (' ') 
                        ($ Id.VSub_DollarName '$unpackopts')
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                  spids: [62]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:fields)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (DQ ('Format Source Version Binary Maintainer Uploader Architecture ') 
                        ('            Standards-Version Build-Depends Files')
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                  spids: [71]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:action)
                  op: assign_op.Equal
                  rhs: {(DQ (options))}
                  spids: [80]
                )
              ]
            )
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                  left: (sh_lhs_expr.Name name:i)
                  right: (arith_expr.ArithWord w:{(Id.Lit_Digits 0)})
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                              (braced_var_sub
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                              )
                            }
                        )
                      right: (arith_expr.ArithWord w:{(Id.Lit_Digits 1)})
                    )
                )
              update: (arith_expr.UnaryAssign op_id:Id.Node_PostDPlus child:(sh_lhs_expr.Name name:i))
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                (command.DoGroup
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                                          (braced_var_sub
                                            token: (Token id:Id.VSub_Name val:words span_id:125)
                                            bracket_op: 
                                              (bracket_op.ArrayIndex
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                                                  (arith_expr.ArithWord
                                                    w: {($ Id.VSub_DollarName '$i')}
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                                          )
                                        }
                                      right: {(DQ (-x))}
                                    )
                                )
                              terminator: (Token id:Id.Op_Semi val:';' span_id:138)
                            )
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                          action: [
                            (command.ShAssignment
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                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:action)
                                  op: assign_op.Equal
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                                )
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                            )
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                                          (braced_var_sub
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                                            bracket_op: 
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                                    )
                                )
                              terminator: (Token id:Id.Op_Semi val:';' span_id:165)
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                          action: [
                            (command.ShAssignment
                              pairs: [
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                                  lhs: (sh_lhs_expr.Name name:action)
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                                        {
                                          (braced_var_sub
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                                        }
                                      right: {(DQ (-h))}
                                    )
                                )
                              terminator: (Token id:Id.Op_Semi val:';' span_id:192)
                            )
                          ]
                          action: [
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:action)
                                  op: assign_op.Equal
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                                )
                              ]
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                        )
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                    )
                  ]
                )
            )
            (command.Case
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                                            (command_sub
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                                                    (C {(command)} {(ls)} 
                                                      {(/usr/lib/dpkg/parsechangelog)}
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                              ]
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                                                    (C {(compgen)} {(-W)} 
                                                      {
                                                        (DQ ($ Id.VSub_DollarName '$packopts') (' ') 
                                                          ($ Id.VSub_DollarName '$unpackopts')
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                                left: (Token id:Id.Op_LParen val:'(' span_id:630)
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                                    (command_sub
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              ]
            )
          ]
        )
    )
    (C {(complete)} {(-F)} {(_dpkg_source)} {(dpkg-source)})
  ]
)