(CommandList
  children: [
    (C {(Lit_Other ':')} 
      {
        (BracedVarSub
          token: <VSub_Name MERGE_TOOLS_DIR>
          suffix_op: 
            (StringUnary
              op_id: VTest_Equals
              arg_word: 
                {
                  (CommandSubPart
                    command_list: (CommandList children:[(C {(git)} {(--exec-path)})])
                    left_token: <Left_CommandSub '$('>
                    spids: [9 13]
                  ) (Lit_Slash /) (mergetools)
                }
            )
          spids: [6 16]
        )
      }
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:IFS) op:Equal rhs:{(SQ <'\n'>)} spids:[19])]
      spids: [19]
    )
    (FuncDef
      name: mode_ok
      body: 
        (BraceGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [(C {(diff_mode)})]
                  action: [(C {(can_diff)})]
                  spids: [16777215 38]
                )
                (if_arm
                  cond: [(C {(merge_mode)})]
                  action: [(C {(can_merge)})]
                  spids: [44 49]
                )
              ]
              else_action: [(C {(false)})]
              spids: [55 61]
            )
          ]
          spids: [30]
        )
      spids: [25 29]
    )
    (FuncDef
      name: is_available
      body: 
        (BraceGroup
          children: [
            (AndOr
              ops: [Op_DAmp]
              children: [
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:merge_tool_path)
                      op: Equal
                      rhs: 
                        {
                          (CommandSubPart
                            command_list: 
                              (CommandList
                                children: [(C {(translate_merge_tool_path)} {(DQ ($ VSub_Number '$1'))})]
                              )
                            left_token: <Left_CommandSub '$('>
                            spids: [75 81]
                          )
                        }
                      spids: [74]
                    )
                  ]
                  spids: [74]
                )
                (SimpleCommand
                  words: [{(type)} {(DQ ($ VSub_Name '$merge_tool_path'))}]
                  redirects: [
                    (Redir
                      op_id: Redir_Great
                      fd: 16777215
                      arg_word: {(/dev/null)}
                      spids: [92]
                    )
                    (Redir op_id:Redir_GreatAnd fd:2 arg_word:{(1)} spids:[95])
                  ]
                )
              ]
            )
          ]
          spids: [71]
        )
      spids: [66 70]
    )
    (FuncDef
      name: list_config_tools
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:section)
                  op: Equal
                  rhs: {($ VSub_Number '$1')}
                  spids: [109]
                )
              ]
              spids: [109]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:line_prefix)
                  op: Equal
                  rhs: 
                    {
                      (BracedVarSub
                        token: <VSub_Number 2>
                        suffix_op: (StringUnary op_id:VTest_ColonHyphen arg_word:{})
                        spids: [114 117]
                      )
                    }
                  spids: [113]
                )
              ]
              spids: [113]
            )
            (Pipeline
              children: [
                (C {(git)} {(config)} {(--get-regexp)} {($ VSub_Name '$section') (SQ <'\\..*\\.cmd'>)})
                (While
                  cond: [(C {(read)} {(-r)} {(key)} {(value)})]
                  body: 
                    (DoGroup
                      children: [
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:toolname)
                              op: Equal
                              rhs: 
                                {
                                  (BracedVarSub
                                    token: <VSub_Name key>
                                    suffix_op: 
                                      (StringUnary
                                        op_id: VOp1_Pound
                                        arg_word: {($ VSub_Name '$section') (.)}
                                      )
                                    spids: [150 155]
                                  )
                                }
                              spids: [149]
                            )
                          ]
                          spids: [149]
                        )
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:toolname)
                              op: Equal
                              rhs: 
                                {
                                  (BracedVarSub
                                    token: <VSub_Name toolname>
                                    suffix_op: (StringUnary op_id:VOp1_Percent arg_word:{(.cmd)})
                                    spids: [159 163]
                                  )
                                }
                              spids: [158]
                            )
                          ]
                          spids: [158]
                        )
                        (C {(printf)} {(DQ ('%s%s') (Lit_Other '\\') (n))} 
                          {(DQ ($ VSub_Name '$line_prefix'))} {(DQ ($ VSub_Name '$toolname'))}
                        )
                      ]
                      spids: [146 184]
                    )
                )
              ]
              negated: F
            )
          ]
          spids: [106]
        )
      spids: [101 105]
    )
    (FuncDef
      name: show_tool_names
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:condition)
                  op: Equal
                  rhs: 
                    {
                      (BracedVarSub
                        token: <VSub_Number 1>
                        suffix_op: (StringUnary op_id:VTest_ColonHyphen arg_word:{(true)})
                        spids: [198 202]
                      )
                    }
                  spids: [197]
                )
                (assign_pair
                  lhs: (LhsName name:per_line_prefix)
                  op: Equal
                  rhs: 
                    {
                      (BracedVarSub
                        token: <VSub_Number 2>
                        suffix_op: (StringUnary op_id:VTest_ColonHyphen arg_word:{})
                        spids: [205 208]
                      )
                    }
                  spids: [204]
                )
                (assign_pair
                  lhs: (LhsName name:preamble)
                  op: Equal
                  rhs: 
                    {
                      (BracedVarSub
                        token: <VSub_Number 3>
                        suffix_op: (StringUnary op_id:VTest_ColonHyphen arg_word:{})
                        spids: [211 214]
                      )
                    }
                  spids: [210]
                )
              ]
              spids: [197]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:not_found_msg)
                  op: Equal
                  rhs: 
                    {
                      (BracedVarSub
                        token: <VSub_Number 4>
                        suffix_op: (StringUnary op_id:VTest_ColonHyphen arg_word:{})
                        spids: [218 221]
                      )
                    }
                  spids: [217]
                )
              ]
              spids: [217]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:extra_content)
                  op: Equal
                  rhs: 
                    {
                      (BracedVarSub
                        token: <VSub_Number 5>
                        suffix_op: (StringUnary op_id:VTest_ColonHyphen arg_word:{})
                        spids: [225 228]
                      )
                    }
                  spids: [224]
                )
              ]
              spids: [224]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:shown_any)
                  op: Equal
                  rhs: {(EmptyPart)}
                  spids: [232]
                )
              ]
              spids: [232]
            )
            (Pipeline
              children: [
                (Subshell
                  child: 
                    (AndOr
                      ops: [Op_DAmp]
                      children: [(C {(cd)} {(DQ ($ VSub_Name '$MERGE_TOOLS_DIR'))}) (C {(ls)})]
                    )
                  spids: [235 247]
                )
                (BraceGroup
                  children: [
                    (While
                      cond: [(C {(read)} {(toolname)})]
                      body: 
                        (DoGroup
                          children: [
                            (If
                              arms: [
                                (if_arm
                                  cond: [
                                    (AndOr
                                      ops: [Op_DAmp]
                                      children: [
                                        (SimpleCommand
                                          words: [{(setup_tool)} {(DQ ($ VSub_Name '$toolname'))}]
                                          redirects: [
                                            (Redir
                                              op_id: Redir_Great
                                              fd: 2
                                              arg_word: {(/dev/null)}
                                              spids: [272]
                                            )
                                          ]
                                        )
                                        (Subshell
                                          child: 
                                            (C {(eval)} {(DQ ($ VSub_Name '$condition'))} 
                                              {(DQ ($ VSub_Name '$toolname'))}
                                            )
                                          spids: [278 288]
                                        )
                                      ]
                                    )
                                  ]
                                  action: [
                                    (If
                                      arms: [
                                        (if_arm
                                          cond: [(C {(test)} {(-n)} {(DQ ($ VSub_Name '$preamble'))})]
                                          action: [
                                            (C {(printf)} {(DQ ('%s') (Lit_Other '\\') (n))} 
                                              {(DQ ($ VSub_Name '$preamble'))}
                                            )
                                            (Assignment
                                              keyword: Assign_None
                                              pairs: [
                                                (assign_pair
                                                  lhs: (LhsName name:preamble)
                                                  op: Equal
                                                  rhs: {(EmptyPart)}
                                                  spids: [321]
                                                )
                                              ]
                                              spids: [321]
                                            )
                                          ]
                                          spids: [16777215 305]
                                        )
                                      ]
                                      spids: [16777215 324]
                                    )
                                    (Assignment
                                      keyword: Assign_None
                                      pairs: [
                                        (assign_pair
                                          lhs: (LhsName name:shown_any)
                                          op: Equal
                                          rhs: {(yes)}
                                          spids: [327]
                                        )
                                      ]
                                      spids: [327]
                                    )
                                    (C {(printf)} {(DQ ('%s%s') (Lit_Other '\\') (n))} 
                                      {(DQ ($ VSub_Name '$per_line_prefix'))} {(DQ ($ VSub_Name '$toolname'))}
                                    )
                                  ]
                                  spids: [16777215 291]
                                )
                              ]
                              spids: [16777215 348]
                            )
                          ]
                          spids: [261 351]
                        )
                    )
                    (If
                      arms: [
                        (if_arm
                          cond: [(C {(test)} {(-n)} {(DQ ($ VSub_Name '$extra_content'))})]
                          action: [
                            (If
                              arms: [
                                (if_arm
                                  cond: [(C {(test)} {(-n)} {(DQ ($ VSub_Name '$preamble'))})]
                                  action: [
                                    (C {(printf)} {(DQ ('%s'))} {(DQ ($ VSub_Name '$preamble'))})
                                    (Assignment
                                      keyword: Assign_None
                                      pairs: [
                                        (assign_pair
                                          lhs: (LhsName name:preamble)
                                          op: Equal
                                          rhs: {(EmptyPart)}
                                          spids: [402]
                                        )
                                      ]
                                      spids: [402]
                                    )
                                  ]
                                  spids: [16777215 380]
                                )
                              ]
                              spids: [16777215 405]
                            )
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:shown_any)
                                  op: Equal
                                  rhs: {(yes)}
                                  spids: [408]
                                )
                              ]
                              spids: [408]
                            )
                            (C {(printf)} {(DQ (Lit_Other '\\') ('n%s') (Lit_Other '\\') (n))} 
                              {(DQ ($ VSub_Name '$extra_content'))}
                            )
                          ]
                          spids: [16777215 366]
                        )
                      ]
                      spids: [16777215 426]
                    )
                    (If
                      arms: [
                        (if_arm
                          cond: [
                            (AndOr
                              ops: [Op_DAmp]
                              children: [
                                (C {(test)} {(-n)} {(DQ ($ VSub_Name '$preamble'))})
                                (C {(test)} {(-n)} {(DQ ($ VSub_Name '$not_found_msg'))})
                              ]
                            )
                          ]
                          action: [
                            (C {(printf)} {(DQ ('%s') (Lit_Other '\\') (n))} 
                              {(DQ ($ VSub_Name '$not_found_msg'))}
                            )
                          ]
                          spids: [16777215 451]
                        )
                      ]
                      spids: [16777215 467]
                    )
                    (C {(test)} {(-n)} {(DQ ($ VSub_Name '$shown_any'))})
                  ]
                  spids: [251]
                )
              ]
              negated: F
            )
          ]
          spids: [194]
        )
      spids: [189 193]
    )
    (FuncDef
      name: diff_mode
      body: 
        (BraceGroup
          children: [(C {(test)} {(DQ ($ VSub_Name '$TOOL_MODE'))} {(Lit_Other '=')} {(diff)})]
          spids: [489]
        )
      spids: [485 488]
    )
    (FuncDef
      name: merge_mode
      body: 
        (BraceGroup
          children: [(C {(test)} {(DQ ($ VSub_Name '$TOOL_MODE'))} {(Lit_Other '=')} {(merge)})]
          spids: [509]
        )
      spids: [505 508]
    )
    (FuncDef
      name: translate_merge_tool_path
      body: (BraceGroup children:[(C {(echo)} {(DQ ($ VSub_Number '$1'))})] spids:[530])
      spids: [525 529]
    )
    (FuncDef
      name: check_unchanged
      body: 
        (BraceGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (C {(test)} {(DQ ($ VSub_Name '$MERGED'))} {(-nt)} {(DQ ($ VSub_Name '$BACKUP'))})
                  ]
                  action: [(ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})]
                  spids: [16777215 565]
                )
              ]
              else_action: [
                (While
                  cond: [(C {(true)})]
                  body: 
                    (DoGroup
                      children: [
                        (C {(echo)} {(DQ ($ VSub_Name '$MERGED') (' seems unchanged.'))})
                        (C {(printf)} {(DQ ('Was the merge successful [y/n]? '))})
                        (AndOr
                          ops: [Op_DPipe]
                          children: [
                            (C {(read)} {(answer)})
                            (ControlFlow
                              token: <ControlFlow_Return return>
                              arg_word: {(1)}
                            )
                          ]
                        )
                        (Case
                          to_match: {(DQ ($ VSub_Name '$answer'))}
                          arms: [
                            (case_arm
                              pat_list: [{(y) (Lit_Other '*')} {(Y) (Lit_Other '*')}]
                              action: [(ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})]
                              spids: [619 624 630 16777215]
                            )
                            (case_arm
                              pat_list: [{(n) (Lit_Other '*')} {(N) (Lit_Other '*')}]
                              action: [(ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})]
                              spids: [633 638 644 16777215]
                            )
                          ]
                          spids: [610 616 647]
                        )
                      ]
                      spids: [581 650]
                    )
                )
              ]
              spids: [573 653]
            )
          ]
          spids: [547]
        )
      spids: [542 546]
    )
    (FuncDef
      name: valid_tool
      body: 
        (BraceGroup
          children: [
            (AndOr
              ops: [Op_DAmp]
              children: [
                (C {(setup_tool)} {(DQ ($ VSub_Number '$1'))})
                (ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
              ]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:cmd)
                  op: Equal
                  rhs: 
                    {
                      (CommandSubPart
                        command_list: 
                          (CommandList
                            children: [(C {(get_merge_tool_cmd)} {(DQ ($ VSub_Number '$1'))})]
                          )
                        left_token: <Left_CommandSub '$('>
                        spids: [680 686]
                      )
                    }
                  spids: [679]
                )
              ]
              spids: [679]
            )
            (C {(test)} {(-n)} {(DQ ($ VSub_Name '$cmd'))})
          ]
          spids: [663]
        )
      spids: [658 662]
    )
    (FuncDef
      name: setup_user_tool
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:merge_tool_cmd)
                  op: Equal
                  rhs: 
                    {
                      (CommandSubPart
                        command_list: 
                          (CommandList
                            children: [(C {(get_merge_tool_cmd)} {(DQ ($ VSub_Name '$tool'))})]
                          )
                        left_token: <Left_CommandSub '$('>
                        spids: [709 715]
                      )
                    }
                  spids: [708]
                )
              ]
              spids: [708]
            )
            (AndOr
              ops: [Op_DPipe]
              children: [
                (C {(test)} {(-n)} {(DQ ($ VSub_Name '$merge_tool_cmd'))})
                (ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
              ]
            )
            (FuncDef
              name: diff_cmd
              body: 
                (BraceGroup
                  children: [
                    (Subshell
                      child: (C {(eval)} {($ VSub_Name '$merge_tool_cmd')})
                      spids: [742 748]
                    )
                  ]
                  spids: [739]
                )
              spids: [734 738]
            )
            (FuncDef
              name: merge_cmd
              body: 
                (BraceGroup
                  children: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:trust_exit_code)
                          op: Equal
                          rhs: 
                            {
                              (CommandSubPart
                                command_list: 
                                  (CommandList
                                    children: [
                                      (AndOr
                                        ops: [Op_DPipe]
                                        children: [
                                          (C {(git)} {(config)} {(--bool)} 
                                            {(DQ (mergetool.) ($ VSub_Number '$1') (.trustExitCode))}
                                          )
                                          (C {(echo)} {(false)})
                                        ]
                                      )
                                    ]
                                  )
                                left_token: <Left_CommandSub '$('>
                                spids: [764 784]
                              )
                            }
                          spids: [763]
                        )
                      ]
                      spids: [763]
                    )
                    (If
                      arms: [
                        (if_arm
                          cond: [
                            (C {(test)} {(DQ ($ VSub_Name '$trust_exit_code'))} {(Lit_Other '=')} 
                              {(DQ (false))}
                            )
                          ]
                          action: [
                            (C {(touch)} {(DQ ($ VSub_Name '$BACKUP'))})
                            (Subshell
                              child: (C {(eval)} {($ VSub_Name '$merge_tool_cmd')})
                              spids: [812 818]
                            )
                            (C {(check_unchanged)})
                          ]
                          spids: [16777215 802]
                        )
                      ]
                      else_action: [
                        (Subshell
                          child: (C {(eval)} {($ VSub_Name '$merge_tool_cmd')})
                          spids: [827 833]
                        )
                      ]
                      spids: [824 836]
                    )
                  ]
                  spids: [760]
                )
              spids: [755 759]
            )
          ]
          spids: [705]
        )
      spids: [700 704]
    )
    (FuncDef
      name: setup_tool
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:tool)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$1'))}
                  spids: [852]
                )
              ]
              spids: [852]
            )
            (FuncDef
              name: can_merge
              body: 
                (BraceGroup
                  children: [(ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})]
                  spids: [868]
                )
              spids: [863 867]
            )
            (FuncDef
              name: can_diff
              body: 
                (BraceGroup
                  children: [(ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})]
                  spids: [885]
                )
              spids: [880 884]
            )
            (FuncDef
              name: diff_cmd
              body: 
                (BraceGroup
                  children: [(ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})]
                  spids: [902]
                )
              spids: [897 901]
            )
            (FuncDef
              name: merge_cmd
              body: 
                (BraceGroup
                  children: [(ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})]
                  spids: [919]
                )
              spids: [914 918]
            )
            (FuncDef
              name: translate_merge_tool_path
              body: (BraceGroup children:[(C {(echo)} {(DQ ($ VSub_Number '$1'))})] spids:[936])
              spids: [931 935]
            )
            (If
              arms: [
                (if_arm
                  cond: [
                    (Pipeline
                      children: [
                        (C {(test)} {(-f)} 
                          {(DQ ($ VSub_Name '$MERGE_TOOLS_DIR') (/) ($ VSub_Name '$tool'))}
                        )
                      ]
                      negated: T
                    )
                  ]
                  action: [
                    (C {(setup_user_tool)})
                    (ControlFlow
                      token: <ControlFlow_Return return>
                      arg_word: {($ VSub_QMark '$?')}
                    )
                  ]
                  spids: [16777215 965]
                )
              ]
              spids: [16777215 976]
            )
            (C {(.)} {(DQ ($ VSub_Name '$MERGE_TOOLS_DIR') (/) ($ VSub_Name '$tool'))})
            (C {(setup_user_tool)})
            (If
              arms: [
                (if_arm
                  cond: [
                    (AndOr
                      ops: [Op_DAmp]
                      children: [(C {(merge_mode)}) (Pipeline children:[(C {(can_merge)})] negated:T)]
                    )
                  ]
                  action: [
                    (SimpleCommand
                      words: [
                        {(echo)}
                        {
                          (DQ ("error: '") ($ VSub_Name '$tool') 
                            ("' can not be used to resolve merges")
                          )
                        }
                      ]
                      redirects: [
                        (Redir
                          op_id: Redir_GreatAnd
                          fd: 16777215
                          arg_word: {(2)}
                          spids: [1027]
                        )
                      ]
                    )
                    (ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
                  ]
                  spids: [16777215 1016]
                )
                (if_arm
                  cond: [
                    (AndOr
                      ops: [Op_DAmp]
                      children: [(C {(diff_mode)}) (Pipeline children:[(C {(can_diff)})] negated:T)]
                    )
                  ]
                  action: [
                    (SimpleCommand
                      words: [
                        {(echo)}
                        {
                          (DQ ("error: '") ($ VSub_Name '$tool') 
                            ("' can only be used to resolve merges")
                          )
                        }
                      ]
                      redirects: [
                        (Redir
                          op_id: Redir_GreatAnd
                          fd: 16777215
                          arg_word: {(2)}
                          spids: [1058]
                        )
                      ]
                    )
                    (ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
                  ]
                  spids: [1036 1047]
                )
              ]
              spids: [16777215 1067]
            )
            (ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
          ]
          spids: [849]
        )
      spids: [844 848]
    )
    (FuncDef
      name: get_merge_tool_cmd
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:merge_tool)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$1'))}
                  spids: [1085]
                )
              ]
              spids: [1085]
            )
            (If
              arms: [
                (if_arm
                  cond: [(C {(diff_mode)})]
                  action: [
                    (AndOr
                      ops: [Op_DPipe]
                      children: [
                        (C {(git)} {(config)} {(DQ (difftool.) ($ VSub_Name '$merge_tool') (.cmd))})
                        (C {(git)} {(config)} {(DQ (mergetool.) ($ VSub_Name '$merge_tool') (.cmd))})
                      ]
                    )
                  ]
                  spids: [16777215 1096]
                )
              ]
              else_action: [
                (C {(git)} {(config)} {(DQ (mergetool.) ($ VSub_Name '$merge_tool') (.cmd))})
              ]
              spids: [1123 1137]
            )
          ]
          spids: [1082]
        )
      spids: [1077 1081]
    )
    (FuncDef
      name: run_merge_tool
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:GIT_PREFIX)
                  op: Equal
                  rhs: 
                    {
                      (BracedVarSub
                        token: <VSub_Name GIT_PREFIX>
                        suffix_op: (StringUnary op_id:VTest_ColonHyphen arg_word:{(.)})
                        spids: [1162 1166]
                      )
                    }
                  spids: [1161]
                )
              ]
              spids: [1161]
            )
            (C {(export)} {(GIT_PREFIX)})
            (AndOr
              ops: [Op_DPipe]
              children: [
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:merge_tool_path)
                      op: Equal
                      rhs: 
                        {
                          (CommandSubPart
                            command_list: 
                              (CommandList
                                children: [(C {(get_merge_tool_path)} {(DQ ($ VSub_Number '$1'))})]
                              )
                            left_token: <Left_CommandSub '$('>
                            spids: [1176 1182]
                          )
                        }
                      spids: [1175]
                    )
                  ]
                  spids: [1175]
                )
                (ControlFlow token:<ControlFlow_Exit exit>)
              ]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:base_present)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$2'))}
                  spids: [1189]
                )
              ]
              spids: [1189]
            )
            (AndOr
              ops: [Op_DPipe]
              children: [
                (C {(setup_tool)} {(DQ ($ VSub_Number '$1'))})
                (ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
              ]
            )
            (If
              arms: [
                (if_arm
                  cond: [(C {(merge_mode)})]
                  action: [(C {(run_merge_cmd)} {(DQ ($ VSub_Number '$1'))})]
                  spids: [16777215 1219]
                )
              ]
              else_action: [(C {(run_diff_cmd)} {(DQ ($ VSub_Number '$1'))})]
              spids: [1229 1239]
            )
          ]
          spids: [1150]
        )
      spids: [1145 1149]
    )
    (FuncDef
      name: run_diff_cmd
      body: (BraceGroup children:[(C {(diff_cmd)} {(DQ ($ VSub_Number '$1'))})] spids:[1252])
      spids: [1247 1251]
    )
    (FuncDef
      name: run_merge_cmd
      body: (BraceGroup children:[(C {(merge_cmd)} {(DQ ($ VSub_Number '$1'))})] spids:[1272])
      spids: [1267 1271]
    )
    (FuncDef
      name: list_merge_tool_candidates
      body: 
        (BraceGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [(C {(merge_mode)})]
                  action: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:tools)
                          op: Equal
                          rhs: {(DQ (tortoisemerge))}
                          spids: [1300]
                        )
                      ]
                      spids: [1300]
                    )
                  ]
                  spids: [16777215 1297]
                )
              ]
              else_action: [
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:tools)
                      op: Equal
                      rhs: {(DQ (kompare))}
                      spids: [1309]
                    )
                  ]
                  spids: [1309]
                )
              ]
              spids: [1306 1315]
            )
            (If
              arms: [
                (if_arm
                  cond: [(C {(test)} {(-n)} {(DQ ($ VSub_Name '$DISPLAY'))})]
                  action: [
                    (If
                      arms: [
                        (if_arm
                          cond: [(C {(test)} {(-n)} {(DQ ($ VSub_Name '$GNOME_DESKTOP_SESSION_ID'))})]
                          action: [
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:tools)
                                  op: Equal
                                  rhs: 
                                    {
                                      (DQ ('meld opendiff kdiff3 tkdiff xxdiff ') 
                                        ($ VSub_Name '$tools')
                                      )
                                    }
                                  spids: [1346]
                                )
                              ]
                              spids: [1346]
                            )
                          ]
                          spids: [16777215 1343]
                        )
                      ]
                      else_action: [
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:tools)
                              op: Equal
                              rhs: 
                                {(DQ ('opendiff kdiff3 tkdiff xxdiff meld ') ($ VSub_Name '$tools'))}
                              spids: [1356]
                            )
                          ]
                          spids: [1356]
                        )
                      ]
                      spids: [1353 1363]
                    )
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:tools)
                          op: Equal
                          rhs: {(DQ ($ VSub_Name '$tools') (' gvimdiff diffuse diffmerge ecmerge'))}
                          spids: [1366]
                        )
                      ]
                      spids: [1366]
                    )
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:tools)
                          op: Equal
                          rhs: {(DQ ($ VSub_Name '$tools') (' p4merge araxis bc codecompare'))}
                          spids: [1373]
                        )
                      ]
                      spids: [1373]
                    )
                  ]
                  spids: [16777215 1329]
                )
              ]
              spids: [16777215 1380]
            )
            (Case
              to_match: 
                {
                  (DQ 
                    (BracedVarSub
                      token: <VSub_Name VISUAL>
                      suffix_op: 
                        (StringUnary
                          op_id: VTest_ColonHyphen
                          arg_word: {($ VSub_Name '$EDITOR')}
                        )
                      spids: [1386 1390]
                    )
                  )
                }
              arms: [
                (case_arm
                  pat_list: [{(Lit_Other '*') (vim) (Lit_Other '*')}]
                  action: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:tools)
                          op: Equal
                          rhs: {(DQ ($ VSub_Name '$tools') (' vimdiff emerge'))}
                          spids: [1402]
                        )
                      ]
                      spids: [1402]
                    )
                  ]
                  spids: [1396 1399 1409 16777215]
                )
                (case_arm
                  pat_list: [{(Lit_Other '*')}]
                  action: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:tools)
                          op: Equal
                          rhs: {(DQ ($ VSub_Name '$tools') (' emerge vimdiff'))}
                          spids: [1416]
                        )
                      ]
                      spids: [1416]
                    )
                  ]
                  spids: [1412 1413 1423 16777215]
                )
              ]
              spids: [1383 1393 1426]
            )
          ]
          spids: [1289]
        )
      spids: [1284 1288]
    )
    (FuncDef
      name: show_tool_help
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:tool_opt)
                  op: Equal
                  rhs: {(DQ ("'git ") (${ VSub_Name TOOL_MODE) ("tool --tool=<tool>'"))}
                  spids: [1439]
                )
              ]
              spids: [1439]
            )
            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:tab) op:Equal rhs:{(SQ <'\t'>)} spids:[1450])]
              spids: [1450]
            )
            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:LF) op:Equal rhs:{(SQ <'\n'>)} spids:[1456])]
              spids: [1456]
            )
            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:any_shown) op:Equal rhs:{(no)} spids:[1462])]
              spids: [1462]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:cmd_name)
                  op: Equal
                  rhs: {(${ VSub_Name TOOL_MODE) (tool)}
                  spids: [1467]
                )
              ]
              spids: [1467]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:config_tools)
                  op: Equal
                  rhs: 
                    {
                      (CommandSubPart
                        command_list: 
                          (CommandList
                            children: [
                              (Pipeline
                                children: [
                                  (BraceGroup
                                    children: [
                                      (AndOr
                                        ops: [Op_DAmp]
                                        children: [
                                          (C {(diff_mode)})
                                          (C {(list_config_tools)} {(difftool)} 
                                            {(DQ ($ VSub_Name '$tab') ($ VSub_Name '$tab'))}
                                          )
                                        ]
                                      )
                                      (C {(list_config_tools)} {(mergetool)} 
                                        {(DQ ($ VSub_Name '$tab') ($ VSub_Name '$tab'))}
                                      )
                                    ]
                                    spids: [1476]
                                  )
                                  (C {(sort)})
                                ]
                                negated: F
                              )
                            ]
                          )
                        left_token: <Left_CommandSub '$('>
                        spids: [1475 1508]
                      )
                    }
                  spids: [1474]
                )
              ]
              spids: [1474]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:extra_content)
                  op: Equal
                  rhs: {(EmptyPart)}
                  spids: [1511]
                )
              ]
              spids: [1511]
            )
            (If
              arms: [
                (if_arm
                  cond: [(C {(test)} {(-n)} {(DQ ($ VSub_Name '$config_tools'))})]
                  action: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:extra_content)
                          op: Equal
                          rhs: 
                            {
                              (DQ (${ VSub_Name tab) ('user-defined:') (${ VSub_Name LF) 
                                ($ VSub_Name '$config_tools')
                              )
                            }
                          spids: [1528]
                        )
                      ]
                      spids: [1528]
                    )
                  ]
                  spids: [16777215 1525]
                )
              ]
              spids: [16777215 1541]
            )
            (AndOr
              ops: [Op_DAmp]
              children: [
                (C {(show_tool_names)} {(SQ <'mode_ok && is_available'>)} 
                  {(DQ ($ VSub_Name '$tab') ($ VSub_Name '$tab'))} {(DQ ($ VSub_Name '$tool_opt') (' may be set to one of the following:'))} 
                  {
                    (DQ ("No suitable tool for 'git ") ($ VSub_Name '$cmd_name') 
                      (" --tool=<tool>' found.")
                    )
                  } {(DQ ($ VSub_Name '$extra_content'))}
                )
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:any_shown)
                      op: Equal
                      rhs: {(yes)}
                      spids: [1580]
                    )
                  ]
                  spids: [1580]
                )
              ]
            )
            (AndOr
              ops: [Op_DAmp]
              children: [
                (C {(show_tool_names)} {(SQ <'mode_ok && ! is_available'>)} 
                  {(DQ ($ VSub_Name '$tab') ($ VSub_Name '$tab'))} {(DQ (${ VSub_Name LF) ('The following tools are valid, but not currently available:'))}
                )
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:any_shown)
                      op: Equal
                      rhs: {(yes)}
                      spids: [1608]
                    )
                  ]
                  spids: [1608]
                )
              ]
            )
            (If
              arms: [
                (if_arm
                  cond: [(C {(test)} {(DQ ($ VSub_Name '$any_shown'))} {(Lit_Other '=')} {(yes)})]
                  action: [
                    (C {(echo)})
                    (C {(echo)} {(DQ ('Some of the tools listed above only work in a windowed'))})
                    (C {(echo)} 
                      {(DQ ('environment. If run in a terminal-only session, they will fail.'))}
                    )
                  ]
                  spids: [16777215 1626]
                )
              ]
              spids: [16777215 1646]
            )
            (ControlFlow token:<ControlFlow_Exit exit> arg_word:{(0)})
          ]
          spids: [1436]
        )
      spids: [1431 1435]
    )
    (FuncDef
      name: guess_merge_tool
      body: 
        (BraceGroup
          children: [
            (C {(list_merge_tool_candidates)})
            (SimpleCommand
              words: [{(cat)}]
              redirects: [
                (Redir op_id:Redir_GreatAnd fd:16777215 arg_word:{(2)} spids:[1669])
                (HereDoc
                  op_id: Redir_DLessDash
                  fd: 16777215
                  body: 
                    {
                      (DQ ('\n') ("This message is displayed because '") ($ VSub_Name '$TOOL_MODE') 
                        (".tool' is not configured.\n") ("See 'git ") (${ VSub_Name TOOL_MODE) ("tool --tool-help' or 'git help config' for more details.\n") 
                        ("'git ") (${ VSub_Name TOOL_MODE) ("tool' will now attempt to use one of the following tools:\n") 
                        ($ VSub_Name '$tools') ('\n')
                      )
                    }
                  do_expansion: True
                  here_end: EOF
                  was_filled: T
                  spids: [1672]
                )
              ]
            )
            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:IFS) op:Equal rhs:{(SQ <' '>)} spids:[1698])]
              spids: [1698]
            )
            (ForEach
              iter_name: tool
              iter_words: [{($ VSub_Name '$tools')}]
              do_arg_iter: F
              body: 
                (DoGroup
                  children: [
                    (AndOr
                      ops: [Op_DAmp Op_DAmp]
                      children: [
                        (C {(is_available)} {(DQ ($ VSub_Name '$tool'))})
                        (C {(echo)} {(DQ ($ VSub_Name '$tool'))})
                        (ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(0)}
                        )
                      ]
                    )
                  ]
                  spids: [1713 1737]
                )
              spids: [1709 16777215]
            )
            (SimpleCommand
              words: [{(echo)} {(DQ ('No known ') (${ VSub_Name TOOL_MODE) (' tool is available.'))}]
              redirects: [(Redir op_id:Redir_GreatAnd fd:16777215 arg_word:{(2)} spids:[1743])]
            )
            (ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
          ]
          spids: [1661]
        )
      spids: [1656 1660]
    )
    (FuncDef
      name: get_configured_merge_tool
      body: 
        (BraceGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [(C {(diff_mode)})]
                  action: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:merge_tool)
                          op: Equal
                          rhs: 
                            {
                              (CommandSubPart
                                command_list: 
                                  (CommandList
                                    children: [
                                      (AndOr
                                        ops: [Op_DPipe]
                                        children: [
                                          (C {(git)} {(config)} {(diff.tool)})
                                          (C {(git)} {(config)} {(merge.tool)})
                                        ]
                                      )
                                    ]
                                  )
                                left_token: <Left_CommandSub '$('>
                                spids: [1787 1801]
                              )
                            }
                          spids: [1786]
                        )
                      ]
                      spids: [1786]
                    )
                  ]
                  spids: [16777215 1783]
                )
              ]
              else_action: [
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:merge_tool)
                      op: Equal
                      rhs: 
                        {
                          (CommandSubPart
                            command_list: 
                              (CommandList
                                children: [(C {(git)} {(config)} {(merge.tool)})]
                              )
                            left_token: <Left_CommandSub '$('>
                            spids: [1808 1814]
                          )
                        }
                      spids: [1807]
                    )
                  ]
                  spids: [1807]
                )
              ]
              spids: [1804 1817]
            )
            (If
              arms: [
                (if_arm
                  cond: [
                    (AndOr
                      ops: [Op_DAmp]
                      children: [
                        (C {(test)} {(-n)} {(DQ ($ VSub_Name '$merge_tool'))})
                        (Pipeline
                          children: [(C {(valid_tool)} {(DQ ($ VSub_Name '$merge_tool'))})]
                          negated: T
                        )
                      ]
                    )
                  ]
                  action: [
                    (SimpleCommand
                      words: [
                        {(echo)}
                        {
                          (DQ ('git config option ') ($ VSub_Name '$TOOL_MODE') 
                            ('.tool set to unknown tool: ') ($ VSub_Name '$merge_tool')
                          )
                        }
                      ]
                      redirects: [
                        (Redir
                          op_id: Redir_GreatAnd
                          fd: 16777215
                          arg_word: {(2)}
                          spids: [1846]
                        )
                      ]
                    )
                    (SimpleCommand
                      words: [{(echo)} {(DQ ('Resetting to default...'))}]
                      redirects: [
                        (Redir
                          op_id: Redir_GreatAnd
                          fd: 16777215
                          arg_word: {(2)}
                          spids: [1859]
                        )
                      ]
                    )
                    (ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
                  ]
                  spids: [16777215 1841]
                )
              ]
              spids: [16777215 1872]
            )
            (C {(echo)} {(DQ ($ VSub_Name '$merge_tool'))})
          ]
          spids: [1767]
        )
      spids: [1762 1766]
    )
    (FuncDef
      name: get_merge_tool_path
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:merge_tool)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$1'))}
                  spids: [1896]
                )
              ]
              spids: [1896]
            )
            (If
              arms: [
                (if_arm
                  cond: [
                    (Pipeline
                      children: [(C {(valid_tool)} {(DQ ($ VSub_Name '$merge_tool'))})]
                      negated: T
                    )
                  ]
                  action: [
                    (SimpleCommand
                      words: [{(echo)} {(DQ ('Unknown merge tool ') ($ VSub_Name '$merge_tool'))}]
                      redirects: [
                        (Redir
                          op_id: Redir_GreatAnd
                          fd: 16777215
                          arg_word: {(2)}
                          spids: [1918]
                        )
                      ]
                    )
                    (ControlFlow token:<ControlFlow_Exit exit> arg_word:{(1)})
                  ]
                  spids: [16777215 1913]
                )
              ]
              spids: [16777215 1932]
            )
            (If
              arms: [
                (if_arm
                  cond: [(C {(diff_mode)})]
                  action: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:merge_tool_path)
                          op: Equal
                          rhs: 
                            {
                              (CommandSubPart
                                command_list: 
                                  (CommandList
                                    children: [
                                      (AndOr
                                        ops: [Op_DPipe]
                                        children: [
                                          (C {(git)} {(config)} 
                                            {(difftool.) (DQ ($ VSub_Name '$merge_tool')) (.path)}
                                          )
                                          (C {(git)} {(config)} 
                                            {(mergetool.) (DQ ($ VSub_Name '$merge_tool')) (.path)}
                                          )
                                        ]
                                      )
                                    ]
                                  )
                                left_token: <Left_CommandSub '$('>
                                spids: [1944 1967]
                              )
                            }
                          spids: [1943]
                        )
                      ]
                      spids: [1943]
                    )
                  ]
                  spids: [16777215 1940]
                )
              ]
              else_action: [
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:merge_tool_path)
                      op: Equal
                      rhs: 
                        {
                          (CommandSubPart
                            command_list: 
                              (CommandList
                                children: [
                                  (C {(git)} {(config)} 
                                    {(mergetool.) (DQ ($ VSub_Name '$merge_tool')) (.path)}
                                  )
                                ]
                              )
                            left_token: <Left_CommandSub '$('>
                            spids: [1974 1984]
                          )
                        }
                      spids: [1973]
                    )
                  ]
                  spids: [1973]
                )
              ]
              spids: [1970 1987]
            )
            (If
              arms: [
                (if_arm
                  cond: [(C {(test)} {(-z)} {(DQ ($ VSub_Name '$merge_tool_path'))})]
                  action: [
                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:merge_tool_path)
                          op: Equal
                          rhs: 
                            {
                              (CommandSubPart
                                command_list: 
                                  (CommandList
                                    children: [
                                      (C {(translate_merge_tool_path)} 
                                        {(DQ ($ VSub_Name '$merge_tool'))}
                                      )
                                    ]
                                  )
                                left_token: <Left_CommandSub '$('>
                                spids: [2005 2011]
                              )
                            }
                          spids: [2004]
                        )
                      ]
                      spids: [2004]
                    )
                  ]
                  spids: [16777215 2001]
                )
              ]
              spids: [16777215 2014]
            )
            (If
              arms: [
                (if_arm
                  cond: [
                    (AndOr
                      ops: [Op_DAmp]
                      children: [
                        (C {(test)} {(-z)} 
                          {
                            (DQ 
                              (CommandSubPart
                                command_list: 
                                  (CommandList
                                    children: [
                                      (C {(get_merge_tool_cmd)} {(DQ ($ VSub_Name '$merge_tool'))})
                                    ]
                                  )
                                left_token: <Left_CommandSub '$('>
                                spids: [2024 2030]
                              )
                            )
                          }
                        )
                        (Pipeline
                          children: [
                            (SimpleCommand
                              words: [{(type)} {(DQ ($ VSub_Name '$merge_tool_path'))}]
                              redirects: [
                                (Redir
                                  op_id: Redir_Great
                                  fd: 16777215
                                  arg_word: {(/dev/null)}
                                  spids: [2044]
                                )
                                (Redir
                                  op_id: Redir_GreatAnd
                                  fd: 2
                                  arg_word: {(1)}
                                  spids: [2047]
                                )
                              ]
                            )
                          ]
                          negated: T
                        )
                      ]
                    )
                  ]
                  action: [
                    (SimpleCommand
                      words: [
                        {(echo)}
                        {
                          (DQ ('The ') ($ VSub_Name '$TOOL_MODE') (' tool ') ($ VSub_Name '$merge_tool') 
                            (' is not available as')
                          )
                        }
                        {(DQ ("'") ($ VSub_Name '$merge_tool_path') ("'"))}
                      ]
                      redirects: [
                        (Redir
                          op_id: Redir_GreatAnd
                          fd: 16777215
                          arg_word: {(2)}
                          spids: [2056]
                        )
                      ]
                    )
                    (ControlFlow token:<ControlFlow_Exit exit> arg_word:{(1)})
                  ]
                  spids: [16777215 2051]
                )
              ]
              spids: [16777215 2080]
            )
            (C {(echo)} {(DQ ($ VSub_Name '$merge_tool_path'))})
          ]
          spids: [1889]
        )
      spids: [1884 1888]
    )
    (FuncDef
      name: get_merge_tool
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:merge_tool)
                  op: Equal
                  rhs: 
                    {
                      (CommandSubPart
                        command_list: (CommandList children:[(C {(get_configured_merge_tool)})])
                        left_token: <Left_CommandSub '$('>
                        spids: [2105 2107]
                      )
                    }
                  spids: [2104]
                )
              ]
              spids: [2104]
            )
            (If
              arms: [
                (if_arm
                  cond: [(C {(test)} {(-z)} {(DQ ($ VSub_Name '$merge_tool'))})]
                  action: [
                    (AndOr
                      ops: [Op_DPipe]
                      children: [
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:merge_tool)
                              op: Equal
                              rhs: 
                                {
                                  (CommandSubPart
                                    command_list: (CommandList children:[(C {(guess_merge_tool)})])
                                    left_token: <Left_CommandSub '$('>
                                    spids: [2129 2131]
                                  )
                                }
                              spids: [2128]
                            )
                          ]
                          spids: [2128]
                        )
                        (ControlFlow token:<ControlFlow_Exit exit>)
                      ]
                    )
                  ]
                  spids: [16777215 2125]
                )
              ]
              spids: [16777215 2138]
            )
            (C {(echo)} {(DQ ($ VSub_Name '$merge_tool'))})
          ]
          spids: [2097]
        )
      spids: [2092 2096]
    )
    (FuncDef
      name: mergetool_find_win32_cmd
      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:executable)
                  op: Equal
                  rhs: {($ VSub_Number '$1')}
                  spids: [2158]
                )
              ]
              spids: [2158]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:sub_directory)
                  op: Equal
                  rhs: {($ VSub_Number '$2')}
                  spids: [2162]
                )
              ]
              spids: [2162]
            )
            (If
              arms: [
                (if_arm
                  cond: [
                    (SimpleCommand
                      words: [{(type)} {(-p)} {(DQ ($ VSub_Name '$executable'))}]
                      redirects: [
                        (Redir
                          op_id: Redir_Great
                          fd: 16777215
                          arg_word: {(/dev/null)}
                          spids: [2181]
                        )
                        (Redir
                          op_id: Redir_GreatAnd
                          fd: 2
                          arg_word: {(1)}
                          spids: [2184]
                        )
                      ]
                    )
                  ]
                  action: [
                    (C {(printf)} {(SQ <'%s'>)} {(DQ ($ VSub_Name '$executable'))})
                    (ControlFlow token:<ControlFlow_Return return>)
                  ]
                  spids: [16777215 2188]
                )
              ]
              spids: [16777215 2205]
            )
            (ForEach
              iter_name: directory
              iter_words: [
                {
                  (CommandSubPart
                    command_list: 
                      (CommandList
                        children: [
                          (Pipeline
                            children: [
                              (C {(env)})
                              (C {(grep)} {(-Ei)} {(SQ <'^PROGRAM(FILES(\\(X86\\))?|W6432)='>)})
                              (C {(cut)} {(-d)} {(SQ <'='>)} {(-f)} {(2-)})
                              (C {(sort)} {(-u)})
                            ]
                            negated: F
                          )
                        ]
                      )
                    left_token: <Left_CommandSub '$('>
                    spids: [2219 2252]
                  )
                }
              ]
              do_arg_iter: F
              body: 
                (DoGroup
                  children: [
                    (If
                      arms: [
                        (if_arm
                          cond: [
                            (AndOr
                              ops: [Op_DAmp]
                              children: [
                                (C {(test)} {(-n)} {(DQ ($ VSub_Name '$directory'))})
                                (C {(test)} {(-x)} 
                                  {
                                    (DQ ($ VSub_Name '$directory') (/) ($ VSub_Name '$sub_directory') 
                                      (/) ($ VSub_Name '$executable')
                                    )
                                  }
                                )
                              ]
                            )
                          ]
                          action: [
                            (C {(printf)} {(SQ <'%s'>)} 
                              {
                                (DQ ($ VSub_Name '$directory') (/) ($ VSub_Name '$sub_directory') (/) 
                                  ($ VSub_Name '$executable')
                                )
                              }
                            )
                            (ControlFlow
                              token: <ControlFlow_Return return>
                            )
                          ]
                          spids: [16777215 2283]
                        )
                      ]
                      spids: [16777215 2304]
                    )
                  ]
                  spids: [2255 2307]
                )
              spids: [2218 16777215]
            )
            (C {(printf)} {(SQ <'%s'>)} {(DQ ($ VSub_Name '$executable'))})
          ]
          spids: [2155]
        )
      spids: [2150 2154]
    )
  ]
)