(command.CommandList
  children: [
    (command.Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (lhs_expr.LhsName name:test_description spids:[12])
          op: Equal
          rhs: {(SQ <'bisect can handle submodules'>)}
          spids: [12]
        )
      ]
      spids: [12]
    )
    (C {(.)} {(./test-lib.sh)})
    (C {(.)} {(DQ ($ VSub_Name '$TEST_DIRECTORY')) (/lib-submodule-update.sh)})
    (command.FuncDef
      name: git_bisect
      body: 
        (command.BraceGroup
          children: [
            (command.AndOr
              ops: [
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
                Op_DAmp
              ]
              children: [
                (command.SimpleCommand
                  words: [{(git)} {(status)} {(-su)}]
                  redirects: [(redir.Redir op:<Redir_Great '>'> fd:16777215 arg_word:{(expect)})]
                )
                (command.SimpleCommand
                  words: [{(ls)} {(-1pR)} {(Lit_Other '*')}]
                  redirects: [(redir.Redir op:<Redir_DGreat '>>'> fd:16777215 arg_word:{(expect)})]
                )
                (C {(tar)} {(cf)} {(DQ ($ VSub_Name '$TRASH_DIRECTORY') (/tmp.tar))} {(Lit_Other '*')})
                (command.Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (lhs_expr.LhsName name:GOOD spids:[76])
                      op: Equal
                      rhs: 
                        {
                          (word_part.CommandSubPart
                            command_list: 
                              (command.CommandList
                                children: [(C {(git)} {(rev-parse)} {(--verify)} {(HEAD)})]
                              )
                            left_token: <Left_CommandSub '$('>
                            spids: [77 85]
                          )
                        }
                      spids: [76]
                    )
                  ]
                  spids: [76]
                )
                (C {(git)} {(checkout)} {(DQ ($ VSub_Number '$1'))})
                (command.SimpleCommand
                  words: [{(echo)} {(DQ (foo))}]
                  redirects: [(redir.Redir op:<Redir_Great '>'> fd:16777215 arg_word:{(bar)})]
                )
                (C {(git)} {(add)} {(bar)})
                (C {(git)} {(commit)} {(-m)} {(DQ ('bisect bad'))})
                (command.Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (lhs_expr.LhsName name:BAD spids:[135])
                      op: Equal
                      rhs: 
                        {
                          (word_part.CommandSubPart
                            command_list: 
                              (command.CommandList
                                children: [(C {(git)} {(rev-parse)} {(--verify)} {(HEAD)})]
                              )
                            left_token: <Left_CommandSub '$('>
                            spids: [136 144]
                          )
                        }
                      spids: [135]
                    )
                  ]
                  spids: [135]
                )
                (C {(git)} {(reset)} {(--hard)} {(HEAD) (Lit_Other '^') (Lit_Other '^')})
                (C {(git)} {(submodule)} {(update)})
                (C {(git)} {(bisect)} {(start)})
                (C {(git)} {(bisect)} {(good)} {($ VSub_Name '$GOOD')})
                (C {(rm)} {(-rf)} {(Lit_Other '*')})
                (C {(tar)} {(xf)} {(DQ ($ VSub_Name '$TRASH_DIRECTORY') (/tmp.tar))})
                (command.SimpleCommand
                  words: [{(git)} {(status)} {(-su)}]
                  redirects: [(redir.Redir op:<Redir_Great '>'> fd:16777215 arg_word:{(actual)})]
                )
                (command.SimpleCommand
                  words: [{(ls)} {(-1pR)} {(Lit_Other '*')}]
                  redirects: [(redir.Redir op:<Redir_DGreat '>>'> fd:16777215 arg_word:{(actual)})]
                )
                (C {(test_cmp)} {(expect)} {(actual)})
                (C {(git)} {(bisect)} {(bad)} {($ VSub_Name '$BAD')})
              ]
            )
          ]
          spids: [35]
        )
      spids: [30 34]
    )
    (C {(test_submodule_switch)} {(DQ (git_bisect))})
    (C {(test_done)})
  ]
)