oil AST

(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: {(SQ <'rebase can handle submodules'>)}
          spids: [4]
        )
      ]
    )
    (C {<.>} {<'./test-lib.sh'>})
    (C {<.>} {(DQ ($ Id.VSub_DollarName '$TEST_DIRECTORY')) <'/lib-submodule-update.sh'>})
    (C {<.>} {(DQ ($ Id.VSub_DollarName '$TEST_DIRECTORY')) <'/lib-rebase.sh'>})
    (command.ShFunction
      name: git_rebase
      body: 
        (BraceGroup
          children: [
            (command.AndOr
              ops: [
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
              ]
              children: [
                (command.Simple
                  words: [{<git>} {<status>} {<-su>}]
                  redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect>})]
                  do_fork: T
                )
                (command.Simple
                  words: [{<ls>} {<-1pR>} {<Id.Lit_Star '*'>}]
                  redirects: [(redir op:<Id.Redir_DGreat '>>'> loc:(redir_loc.Fd fd:1) arg:{<expect>})]
                  do_fork: T
                )
                (C {<git>} {<checkout>} {<-b>} {<ours>} {<HEAD>})
                (command.Simple
                  words: [{<echo>} {<x>}]
                  redirects: [(redir op:<Id.Redir_DGreat '>>'> loc:(redir_loc.Fd fd:1) arg:{<file1>})]
                  do_fork: T
                )
                (C {<git>} {<add>} {<file1>})
                (C {<git>} {<commit>} {<-m>} {<add_x>})
                (C {<git>} {<revert>} {<HEAD>})
                (command.Simple
                  words: [{<git>} {<status>} {<-su>}]
                  redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<actual>})]
                  do_fork: T
                )
                (command.Simple
                  words: [{<ls>} {<-1pR>} {<Id.Lit_Star '*'>}]
                  redirects: [(redir op:<Id.Redir_DGreat '>>'> loc:(redir_loc.Fd fd:1) arg:{<actual>})]
                  do_fork: T
                )
                (C {<test_cmp>} {<expect>} {<actual>})
                (C {<git>} {<rebase>} {(DQ ($ Id.VSub_Number '$1'))})
              ]
            )
          ]
        )
    )
    (C {<test_submodule_switch>} {(DQ <git_rebase>)})
    (command.ShFunction
      name: git_rebase_interactive
      body: 
        (BraceGroup
          children: [
            (command.AndOr
              ops: [
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
                Id.Op_DAmp
              ]
              children: [
                (command.Simple
                  words: [{<git>} {<status>} {<-su>}]
                  redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<expect>})]
                  do_fork: T
                )
                (command.Simple
                  words: [{<ls>} {<-1pR>} {<Id.Lit_Star '*'>}]
                  redirects: [(redir op:<Id.Redir_DGreat '>>'> loc:(redir_loc.Fd fd:1) arg:{<expect>})]
                  do_fork: T
                )
                (C {<git>} {<checkout>} {<-b>} {<ours>} {<HEAD>})
                (command.Simple
                  words: [{<echo>} {<x>}]
                  redirects: [(redir op:<Id.Redir_DGreat '>>'> loc:(redir_loc.Fd fd:1) arg:{<file1>})]
                  do_fork: T
                )
                (C {<git>} {<add>} {<file1>})
                (C {<git>} {<commit>} {<-m>} {<add_x>})
                (C {<git>} {<revert>} {<HEAD>})
                (command.Simple
                  words: [{<git>} {<status>} {<-su>}]
                  redirects: [(redir op:<Id.Redir_Great '>'> loc:(redir_loc.Fd fd:1) arg:{<actual>})]
                  do_fork: T
                )
                (command.Simple
                  words: [{<ls>} {<-1pR>} {<Id.Lit_Star '*'>}]
                  redirects: [(redir op:<Id.Redir_DGreat '>>'> loc:(redir_loc.Fd fd:1) arg:{<actual>})]
                  do_fork: T
                )
                (C {<test_cmp>} {<expect>} {<actual>})
                (C {<set_fake_editor>})
                (command.Simple
                  words: [{<echo>} {(DQ <fake-editor.sh>)}]
                  redirects: [
                    (redir
                      op: <Id.Redir_Great '>'>
                      loc: (redir_loc.Fd fd:1)
                      arg: {<'.git/info/exclude'>}
                    )
                  ]
                  do_fork: T
                )
                (C {<git>} {<rebase>} {<-i>} {(DQ ($ Id.VSub_Number '$1'))})
              ]
            )
          ]
        )
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:KNOWN_FAILURE_NOFF_MERGE_DOESNT_CREATE_EMPTY_SUBMODULE_DIR)
          op: assign_op.Equal
          rhs: {<1>}
          spids: [311]
        )
      ]
    )
    (C {<test_submodule_switch>} {(DQ <git_rebase_interactive>)})
    (C {<test_done>})
  ]
)