(command.CommandList
  children: [
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {<-z>} {(DQ ($ Id.VSub_Number '$1'))} {<-o>} {<-z>} 
                      {(DQ ($ Id.VSub_Number '$2'))} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (C {<echo>} {(DQ <'usage: git-import branch import-message'>)})
            (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
          ]
          spids: [16 37]
        )
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:USERNAME)
          op: assign_op.Equal
          rhs: 
            {
              (DQ 
                (command_sub
                  left_token: <Id.Left_DollarParen '$('>
                  child: (C {<git>} {<config>} {<user.name>})
                )
              )
            }
          spids: [54]
        )
      ]
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:EMAIL)
          op: assign_op.Equal
          rhs: 
            {
              (DQ 
                (command_sub
                  left_token: <Id.Left_DollarParen '$('>
                  child: (C {<git>} {<config>} {<user.email>})
                )
              )
            }
          spids: [65]
        )
      ]
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {<-z>} {(DQ ($ Id.VSub_DollarName '$USERNAME'))} {<-o>} 
                      {<-z>} {(DQ ($ Id.VSub_DollarName '$EMAIL'))} {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (C {<echo>} {(DQ <'You need to set user name and email'>)})
            (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
          ]
          spids: [77 98]
        )
      ]
    )
    (C {<git>} {<init>})
    (command.Pipeline
      children: [
        (command.Subshell
          child: 
            (command.CommandList
              children: [
                (command.Simple
                  words: [{<cat>}]
                  redirects: [
                    (redir
                      op: <Id.Redir_DLess '<<'>
                      loc: (redir_loc.Fd fd:0)
                      arg: 
                        (redir_param.HereDoc
                          here_begin: {<EOF>}
                          here_end_span_id: 142
                          stdin_parts: [
                            <'commit refs/heads/'>
                            ($ Id.VSub_Number '$1')
                            <'\n'>
                            <'committer '>
                            ($ Id.VSub_DollarName '$USERNAME')
                            <' <'>
                            ($ Id.VSub_DollarName '$EMAIL')
                            <'> now\n'>
                            <'data <<MSGEOF\n'>
                            ($ Id.VSub_Number '$2')
                            <'\n'>
                            <'MSGEOF\n'>
                            <'\n'>
                          ]
                        )
                    )
                  ]
                  do_fork: T
                )
                (command.Pipeline
                  children: [
                    (C {<find>} {<Id.Lit_Star '*'>} {<-type>} {<f>})
                    (command.WhileUntil
                      keyword: <Id.KW_While while>
                      cond: 
                        (condition.Shell
                          commands: [
                            (command.Sentence
                              child: (C {<read>} {<i>})
                              terminator: <Id.Op_Semi _>
                            )
                          ]
                        )
                      body: 
                        (command.DoGroup
                          children: [
                            (C {<echo>} {(DQ <'M 100644 inline '> ($ Id.VSub_DollarName '$i'))})
                            (C {<echo>} {<Id.KW_Data data>} 
                              {
                                (command_sub
                                  left_token: <Id.Left_DollarParen '$('>
                                  child: 
                                    (C {<stat>} {<-c>} {(SQ <'%s'>)} {(DQ ($ Id.VSub_DollarName '$i'))})
                                )
                              }
                            )
                            (C {<cat>} {(DQ ($ Id.VSub_DollarName '$i'))})
                            (C {<echo>})
                          ]
                        )
                    )
                  ]
                  negated: F
                )
                (C {<echo>})
              ]
            )
        )
        (C {<git>} {<fast-import>} {<--date-format> <Id.Lit_Equals '='> <now>})
      ]
      negated: F
    )
  ]
)