(List
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('test_description', {[SQ <LIT_CHARS "pull can handle submodules">]})])
  (Com {[LIT_CHARS .]} {[LIT_CHARS ./test-lib.sh]})
  (Com {[LIT_CHARS .]} {[DQ [VarSub TEST_DIRECTORY]] [LIT_CHARS /lib-submodule-update.sh]})
  (FunctionDef reset_branch_to_HEAD []
    (AndOr OP_AND_IF
      (Com {[LIT_CHARS git]} {[LIT_CHARS branch]} {[LIT_CHARS -D]} {[DQ [VarSub 1]]})
      (AndOr OP_AND_IF
        (Com {[LIT_CHARS git]} {[LIT_CHARS checkout]} {[LIT_CHARS -b]} {[DQ [VarSub 1]]} {[LIT_CHARS HEAD]})
        (Com {[LIT_CHARS git]} {[LIT_CHARS branch]} {[LIT_CHARS --set-upstream-to] [LIT_OTHER "="] [DQ [LIT_CHARS origin/][VarSub 1]]} {[DQ [VarSub 1]]})
      )
    )
  )
  (FunctionDef git_pull []
    (AndOr OP_AND_IF
      (Com {[LIT_CHARS reset_branch_to_HEAD]} {[DQ [VarSub 1]]})
      (Com {[LIT_CHARS git]} {[LIT_CHARS pull]})
    )
  )
  (Com {[LIT_CHARS test_submodule_switch]} {[DQ [LIT_CHARS git_pull]]})
  (FunctionDef git_pull_ff []
    (AndOr OP_AND_IF
      (Com {[LIT_CHARS reset_branch_to_HEAD]} {[DQ [VarSub 1]]})
      (Com {[LIT_CHARS git]} {[LIT_CHARS pull]} {[LIT_CHARS --ff]})
    )
  )
  (Com {[LIT_CHARS test_submodule_switch]} {[DQ [LIT_CHARS git_pull_ff]]})
  (FunctionDef git_pull_ff_only []
    (AndOr OP_AND_IF
      (Com {[LIT_CHARS reset_branch_to_HEAD]} {[DQ [VarSub 1]]})
      (Com {[LIT_CHARS git]} {[LIT_CHARS pull]} {[LIT_CHARS --ff-only]})
    )
  )
  (Com {[LIT_CHARS test_submodule_switch]} {[DQ [LIT_CHARS git_pull_ff_only]]})
  (FunctionDef git_pull_noff []
    (AndOr OP_AND_IF
      (Com {[LIT_CHARS reset_branch_to_HEAD]} {[DQ [VarSub 1]]})
      (Com {[LIT_CHARS git]} {[LIT_CHARS pull]} {[LIT_CHARS --no-ff]})
    )
  )
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('KNOWN_FAILURE_NOFF_MERGE_DOESNT_CREATE_EMPTY_SUBMODULE_DIR', {[LIT_CHARS 1]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('KNOWN_FAILURE_NOFF_MERGE_ATTEMPTS_TO_MERGE_REMOVED_SUBMODULE_FILES', {[LIT_CHARS 1]})])
  (Com {[LIT_CHARS test_submodule_switch]} {[DQ [LIT_CHARS git_pull_noff]]})
  (Com {[LIT_CHARS test_done]})
)