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                                          right: {(ExtGlobPart op:<ExtGlob_At '@('> spids:[84 100])}
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                      action: [
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                                            (DBracket
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                                                (BoolUnary
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                                      action: [
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                                            (assign_pair
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                                                {
                                                  (ArrayLiteralPart
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                                                      {
                                                        (CommandSubPart
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                                                            (CommandList
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                                                                (C {(_xfunc)} {(dpkg)} 
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                                                          left_token: <Left_CommandSub '$('>
                                                          spids: [174 186]
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                                          spids: [171]
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                                      spids: [16777215 164]
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                                  ]
                                  else_action: [(C {(_xfunc)} {(rpm)} {(_rpm_installed_packages)})]
                                  spids: [191 205]
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                                (ControlFlow
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                                        {
                                          (ArrayLiteralPart
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                                              {
                                                (CommandSubPart
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                                                    (CommandList
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                                                        (SimpleCommand
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                                                            {(apt-cache)}
                                                            {(--no-generate)}
                                                            {(pkgnames)}
                                                            {(DQ ($ VSub_Name '$cur'))}
                                                          ]
                                                          redirects: [
                                                            (Redir
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                                                              fd: 2
                                                              arg_word: {(/dev/null)}
                                                              spids: [237]
                                                            )
                                                          ]
                                                        )
                                                      ]
                                                    )
                                                  left_token: <Left_CommandSub '$('>
                                                  spids: [223 241]
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                                              }
                                              {
                                                (CommandSubPart
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                                                    (CommandList
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                                                        (Pipeline
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                                                            (C {(apt-cache)} {(dumpavail)})
                                                            (C {(command)} {(grep)} 
                                                              {
                                                                (DQ ('^Source: ') ($ VSub_Name '$cur'))
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                                                            (C {(sort)} {(-u)})
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                                                          negated: F
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                                                  left_token: <Left_CommandSub '$('>
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                            (case_arm
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                                                (CommandSubPart
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                                                            {(apt-cache)}
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                                                            {(DQ ($ VSub_Name '$cur'))}
                                                          ]
                                                          redirects: [
                                                            (Redir
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                                                              fd: 2
                                                              arg_word: {(/dev/null)}
                                                              spids: [313]
                                                            )
                                                          ]
                                                        )
                                                      ]
                                                    )
                                                  left_token: <Left_CommandSub '$('>
                                                  spids: [299 317]
                                                )
                                              }
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                                          )
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                                      spids: [296]
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                                  spids: [296]
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                              spids: [292 293 327 16777215]
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                          spids: [138 142 330]
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                      spids: [344 347 358 16777215]
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                                                  negated: F
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                                          left_token: <Left_CommandSub '$('>
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                        )
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                                                      > <'            --fix-missing --no-download --quiet --simulate --just-print\n'> 
                                                      <
'            --dry-run --recon --no-act --yes --assume-yes --show-upgraded\n'
                                                      > <'            --only-source --compile --build --ignore-hold --target-release\n'> 
                                                      <
'            --no-upgrade --force-yes --print-uris --purge --reinstall\n'
                                                      > <'            --list-cleanup --default-release --trivial-only --no-remove\n'> 
                                                      <
'            --diff-only --no-install-recommends --tar-only --config-file\n'
                                                      > <'            --option --auto-remove'>
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                                                  } {(--)} {(DQ ($ VSub_Name '$cur'))}
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                                                  <
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                                      left_token: <Left_CommandSub '$('>
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    )
  ]
)