(CommandList
  children: [
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: (C {(Lit_Other '[')} {($ VSub_Pound '$#')} {(-eq)} {(0)} {(Lit_Other ']')})
              terminator: <Op_Semi ';'>
            )
          ]
          action: [
            (SimpleCommand
              words: [{(echo)} {(SQ <'usage: shar file ...'>)}]
              redirects: [(Redir op:<Redir_GreatAnd '1>&'> fd:1 arg_word:{(2)})]
            )
            (ControlFlow token:<ControlFlow_Exit exit> arg_word:{(64)})
          ]
          spids: [16777215 110]
        )
      ]
      spids: [16777215 130]
    )
    (ForEach
      iter_name: i
      do_arg_iter: T
      body: 
        (DoGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (C {(Lit_Other '[')} {(KW_Bang '!')} 
                          {(EscapedLiteralPart token:<Lit_EscapedChar '\\('>)} {(-d)} {($ VSub_Name '$i')} {(-o)} {(-r)} {($ VSub_Name '$i')} 
                          {(EscapedLiteralPart token:<Lit_EscapedChar '\\)'>)} {(Lit_Other ']')}
                        )
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (SimpleCommand
                      words: [{(echo)} {(DQ ($ VSub_Name '$i') (' inaccessible or not exist'))}]
                      redirects: [(Redir op:<Redir_GreatAnd '1>&'> fd:1 arg_word:{(2)})]
                    )
                    (ControlFlow token:<ControlFlow_Exit exit> arg_word:{(66)})
                  ]
                  spids: [16777215 163]
                )
              ]
              spids: [16777215 185]
            )
          ]
          spids: [137 187]
        )
      spids: [16777215 16777215]
    )
    (SimpleCommand
      words: [{(cat)}]
      redirects: [
        (HereDoc
          op: <Redir_DLess '<<'>
          fd: 16777215
          here_begin: {(EOF)}
          here_end_span_id: 208
          stdin_parts: [
            ('# This is a shell archive.  Save it in a file, remove anything before\n')
            ('# this line, and then unpack it by entering ')
            (Right_DoubleQuote '"')
            ('sh file')
            (Right_DoubleQuote '"')
            ('.  Note, it may\n')
            ('# create directories; files and directories will be owned by you and\n')
            ('# have default permissions.\n')
            ('#\n')
            ('# This archive contains:\n')
            ('#\n')
          ]
        )
      ]
    )
    (ForEach
      iter_name: i
      do_arg_iter: T
      body: (DoGroup children:[(C {(echo)} {(DQ ('#\t') ($ VSub_Name '$i'))})] spids:[214 224])
      spids: [16777215 16777215]
    )
    (C {(echo)} {(DQ ('#'))})
    (ForEach
      iter_name: i
      do_arg_iter: T
      body: 
        (DoGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: (C {(Lit_Other '[')} {(-d)} {($ VSub_Name '$i')} {(Lit_Other ']')})
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (C {(echo)} {(DQ ('echo c - ') ($ VSub_Name '$i'))})
                    (C {(echo)} {(DQ ('mkdir -p ') ($ VSub_Name '$i') (' > /dev/null 2>&1'))})
                  ]
                  spids: [16777215 252]
                )
              ]
              else_action: [
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:md5sum)
                      op: Equal
                      rhs: 
                        {
                          (CommandSubPart
                            command_list: 
                              (CommandList
                                children: [
                                  (Pipeline
                                    children: [(C {(echo)} {(-n)} {($ VSub_Name '$i')}) (C {(md5)})]
                                    negated: F
                                  )
                                ]
                              )
                            left_token: <Left_Backtick '`'>
                            spids: [276 286]
                          )
                        }
                      spids: [275]
                    )
                  ]
                  spids: [275]
                )
                (C {(echo)} {(DQ ('echo x - ') ($ VSub_Name '$i'))})
                (C {(echo)} 
                  {
                    (DQ ("sed 's/^X//' >") ($ VSub_Name '$i') (" << '") ($ VSub_Name '$md5sum') ("'"))
                  }
                )
                (AndOr
                  ops: [Op_DPipe]
                  children: [
                    (C {(sed)} {(SQ <'s/^/X/'>)} {($ VSub_Name '$i')})
                    (ControlFlow token:<ControlFlow_Exit exit>)
                  ]
                )
                (C {(echo)} {(DQ ($ VSub_Name '$md5sum'))})
              ]
              spids: [272 328]
            )
          ]
          spids: [238 330]
        )
      spids: [16777215 16777215]
    )
    (C {(echo)} {(ControlFlow_Exit exit)})
    (C {(echo)} {(DQ )})
    (ControlFlow token:<ControlFlow_Exit exit> arg_word:{(0)})
  ]
)