(command.CommandList
  children: [
    (C {(Id.Lit_Other ':')} 
      {
        (braced_var_sub
          token: (Token id:Id.VSub_Name val:MERGE_TOOLS_DIR span_id:7)
          suffix_op: 
            (suffix_op.Unary
              op_id: Id.VTest_Equals
              arg_word: 
                {
                  (command_sub
                    left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:9)
                    command_list: (command.CommandList children:[(C {(git)} {(--exec-path)})])
                  ) (Id.Lit_Slash /) (mergetools)
                }
            )
        )
      }
    )
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:IFS)
          op: assign_op.Equal
          rhs: {(SQ (Token id:Id.Lit_Chars val:'\n' span_id:21))}
          spids: [19]
        )
      ]
    )
    (command.ShFunction
      name: mode_ok
      body: 
        (command.BraceGroup
          children: [
            (command.If
              arms: [
                (if_arm
                  cond: [(C {(diff_mode)})]
                  action: [(C {(can_diff)})]
                  spids: [33 38]
                )
                (if_arm
                  cond: [(C {(merge_mode)})]
                  action: [(C {(can_merge)})]
                  spids: [44 49]
                )
              ]
              else_action: [(C {(false)})]
            )
          ]
        )
    )
    (command.ShFunction
      name: is_available
      body: 
        (command.BraceGroup
          children: [
            (command.AndOr
              ops: [Id.Op_DAmp]
              children: [
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:merge_tool_path)
                      op: assign_op.Equal
                      rhs: 
                        {
                          (command_sub
                            left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:75)
                            command_list: 
                              (command.CommandList
                                children: [
                                  (C {(translate_merge_tool_path)} {(DQ ($ Id.VSub_Number '$1'))})
                                ]
                              )
                          )
                        }
                      spids: [74]
                    )
                  ]
                )
                (command.Simple
                  words: [{(type)} {(DQ ($ Id.VSub_DollarName '$merge_tool_path'))}]
                  redirects: [
                    (redir.Redir
                      op: (Token id:Id.Redir_Great val:'>' span_id:92)
                      fd: -1
                      arg_word: {(/dev/null)}
                    )
                    (redir.Redir
                      op: (Token id:Id.Redir_GreatAnd val:'2>&' span_id:95)
                      fd: 2
                      arg_word: {(1)}
                    )
                  ]
                )
              ]
            )
          ]
        )
    )
    (command.ShFunction
      name: list_config_tools
      body: 
        (command.BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:section)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$1')}
                  spids: [109]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:line_prefix)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (braced_var_sub
                        token: (Token id:Id.VSub_Number val:2 span_id:115)
                        suffix_op: (suffix_op.Unary op_id:Id.VTest_ColonHyphen arg_word:{})
                      )
                    }
                  spids: [113]
                )
              ]
            )
            (command.Pipeline
              children: [
                (C {(git)} {(config)} {(--get-regexp)} 
                  {($ Id.VSub_DollarName '$section') 
                    (SQ (Token id:Id.Lit_Chars val:'\\..*\\.cmd' span_id:129))
                  }
                )
                (command.WhileUntil
                  keyword: (Token id:Id.KW_While val:while span_id:135)
                  cond: [(C {(read)} {(-r)} {(key)} {(value)})]
                  body: 
                    (command.DoGroup
                      children: [
                        (command.ShAssignment
                          pairs: [
                            (assign_pair
                              lhs: (sh_lhs_expr.Name name:toolname)
                              op: assign_op.Equal
                              rhs: 
                                {
                                  (braced_var_sub
                                    token: (Token id:Id.VSub_Name val:key span_id:151)
                                    suffix_op: 
                                      (suffix_op.Unary
                                        op_id: Id.VOp1_Pound
                                        arg_word: {($ Id.VSub_DollarName '$section') (.)}
                                      )
                                  )
                                }
                              spids: [149]
                            )
                          ]
                        )
                        (command.ShAssignment
                          pairs: [
                            (assign_pair
                              lhs: (sh_lhs_expr.Name name:toolname)
                              op: assign_op.Equal
                              rhs: 
                                {
                                  (braced_var_sub
                                    token: (Token id:Id.VSub_Name val:toolname span_id:160)
                                    suffix_op: 
                                      (suffix_op.Unary
                                        op_id: Id.VOp1_Percent
                                        arg_word: {(.cmd)}
                                      )
                                  )
                                }
                              spids: [158]
                            )
                          ]
                        )
                        (C {(printf)} {(DQ ('%s%s') (Id.Lit_Other '\\') (n))} 
                          {(DQ ($ Id.VSub_DollarName '$line_prefix'))} {(DQ ($ Id.VSub_DollarName '$toolname'))}
                        )
                      ]
                    )
                )
              ]
              negated: F
            )
          ]
        )
    )
    (command.ShFunction
      name: show_tool_names
      body: 
        (command.BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:condition)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (braced_var_sub
                        token: (Token id:Id.VSub_Number val:1 span_id:199)
                        suffix_op: (suffix_op.Unary op_id:Id.VTest_ColonHyphen arg_word:{(true)})
                      )
                    }
                  spids: [197]
                )
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:per_line_prefix)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (braced_var_sub
                        token: (Token id:Id.VSub_Number val:2 span_id:206)
                        suffix_op: (suffix_op.Unary op_id:Id.VTest_ColonHyphen arg_word:{})
                      )
                    }
                  spids: [204]
                )
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:preamble)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (braced_var_sub
                        token: (Token id:Id.VSub_Number val:3 span_id:212)
                        suffix_op: (suffix_op.Unary op_id:Id.VTest_ColonHyphen arg_word:{})
                      )
                    }
                  spids: [210]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:not_found_msg)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (braced_var_sub
                        token: (Token id:Id.VSub_Number val:4 span_id:219)
                        suffix_op: (suffix_op.Unary op_id:Id.VTest_ColonHyphen arg_word:{})
                      )
                    }
                  spids: [217]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:extra_content)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (braced_var_sub
                        token: (Token id:Id.VSub_Number val:5 span_id:226)
                        suffix_op: (suffix_op.Unary op_id:Id.VTest_ColonHyphen arg_word:{})
                      )
                    }
                  spids: [224]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:shown_any)
                  op: assign_op.Equal
                  rhs: (word.Empty)
                  spids: [232]
                )
              ]
            )
            (command.Pipeline
              children: [
                (command.Subshell
                  command_list: 
                    (command.CommandList
                      children: [
                        (command.AndOr
                          ops: [Id.Op_DAmp]
                          children: [
                            (C {(cd)} {(DQ ($ Id.VSub_DollarName '$MERGE_TOOLS_DIR'))})
                            (C {(ls)})
                          ]
                        )
                      ]
                    )
                )
                (command.BraceGroup
                  children: [
                    (command.WhileUntil
                      keyword: (Token id:Id.KW_While val:while span_id:254)
                      cond: [(C {(read)} {(toolname)})]
                      body: 
                        (command.DoGroup
                          children: [
                            (command.If
                              arms: [
                                (if_arm
                                  cond: [
                                    (command.AndOr
                                      ops: [Id.Op_DAmp]
                                      children: [
                                        (command.Simple
                                          words: [
                                            {(setup_tool)}
                                            {(DQ ($ Id.VSub_DollarName '$toolname'))}
                                          ]
                                          redirects: [
                                            (redir.Redir
                                              op: (Token id:Id.Redir_Great val:'2>' span_id:272)
                                              fd: 2
                                              arg_word: {(/dev/null)}
                                            )
                                          ]
                                        )
                                        (command.Subshell
                                          command_list: 
                                            (command.CommandList
                                              children: [
                                                (C {(eval)} {(DQ ($ Id.VSub_DollarName '$condition'))} 
                                                  {(DQ ($ Id.VSub_DollarName '$toolname'))}
                                                )
                                              ]
                                            )
                                        )
                                      ]
                                    )
                                  ]
                                  action: [
                                    (command.If
                                      arms: [
                                        (if_arm
                                          cond: [
                                            (C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$preamble'))})
                                          ]
                                          action: [
                                            (C {(printf)} {(DQ ('%s') (Id.Lit_Other '\\') (n))} 
                                              {(DQ ($ Id.VSub_DollarName '$preamble'))}
                                            )
                                            (command.ShAssignment
                                              pairs: [
                                                (assign_pair
                                                  lhs: (sh_lhs_expr.Name name:preamble)
                                                  op: assign_op.Equal
                                                  rhs: (word.Empty)
                                                  spids: [321]
                                                )
                                              ]
                                            )
                                          ]
                                          spids: [294 305]
                                        )
                                      ]
                                    )
                                    (command.ShAssignment
                                      pairs: [
                                        (assign_pair
                                          lhs: (sh_lhs_expr.Name name:shown_any)
                                          op: assign_op.Equal
                                          rhs: {(yes)}
                                          spids: [327]
                                        )
                                      ]
                                    )
                                    (C {(printf)} {(DQ ('%s%s') (Id.Lit_Other '\\') (n))} 
                                      {(DQ ($ Id.VSub_DollarName '$per_line_prefix'))} {(DQ ($ Id.VSub_DollarName '$toolname'))}
                                    )
                                  ]
                                  spids: [264 291]
                                )
                              ]
                            )
                          ]
                        )
                    )
                    (command.If
                      arms: [
                        (if_arm
                          cond: [(C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$extra_content'))})]
                          action: [
                            (command.If
                              arms: [
                                (if_arm
                                  cond: [(C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$preamble'))})]
                                  action: [
                                    (C {(printf)} {(DQ ('%s'))} {(DQ ($ Id.VSub_DollarName '$preamble'))})
                                    (command.ShAssignment
                                      pairs: [
                                        (assign_pair
                                          lhs: (sh_lhs_expr.Name name:preamble)
                                          op: assign_op.Equal
                                          rhs: (word.Empty)
                                          spids: [402]
                                        )
                                      ]
                                    )
                                  ]
                                  spids: [369 380]
                                )
                              ]
                            )
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:shown_any)
                                  op: assign_op.Equal
                                  rhs: {(yes)}
                                  spids: [408]
                                )
                              ]
                            )
                            (C {(printf)} {(DQ (Id.Lit_Other '\\') ('n%s') (Id.Lit_Other '\\') (n))} 
                              {(DQ ($ Id.VSub_DollarName '$extra_content'))}
                            )
                          ]
                          spids: [355 366]
                        )
                      ]
                    )
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (command.AndOr
                              ops: [Id.Op_DAmp]
                              children: [
                                (C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$preamble'))})
                                (C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$not_found_msg'))})
                              ]
                            )
                          ]
                          action: [
                            (C {(printf)} {(DQ ('%s') (Id.Lit_Other '\\') (n))} 
                              {(DQ ($ Id.VSub_DollarName '$not_found_msg'))}
                            )
                          ]
                          spids: [430 451]
                        )
                      ]
                    )
                    (C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$shown_any'))})
                  ]
                )
              ]
              negated: F
            )
          ]
        )
    )
    (command.ShFunction
      name: diff_mode
      body: 
        (command.BraceGroup
          children: [
            (C {(test)} {(DQ ($ Id.VSub_DollarName '$TOOL_MODE'))} {(Id.Lit_Equals '=')} {(diff)})
          ]
        )
    )
    (command.ShFunction
      name: merge_mode
      body: 
        (command.BraceGroup
          children: [
            (C {(test)} {(DQ ($ Id.VSub_DollarName '$TOOL_MODE'))} {(Id.Lit_Equals '=')} {(merge)})
          ]
        )
    )
    (command.ShFunction
      name: translate_merge_tool_path
      body: (command.BraceGroup children:[(C {(echo)} {(DQ ($ Id.VSub_Number '$1'))})])
    )
    (command.ShFunction
      name: check_unchanged
      body: 
        (command.BraceGroup
          children: [
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (C {(test)} {(DQ ($ Id.VSub_DollarName '$MERGED'))} {(-nt)} 
                      {(DQ ($ Id.VSub_DollarName '$BACKUP'))}
                    )
                  ]
                  action: [
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:568)
                      arg_word: {(0)}
                    )
                  ]
                  spids: [550 565]
                )
              ]
              else_action: [
                (command.WhileUntil
                  keyword: (Token id:Id.KW_While val:while span_id:576)
                  cond: [(C {(true)})]
                  body: 
                    (command.DoGroup
                      children: [
                        (C {(echo)} {(DQ ($ Id.VSub_DollarName '$MERGED') (' seems unchanged.'))})
                        (C {(printf)} {(DQ ('Was the merge successful [y/n]? '))})
                        (command.AndOr
                          ops: [Id.Op_DPipe]
                          children: [
                            (C {(read)} {(answer)})
                            (command.ControlFlow
                              token: (Token id:Id.ControlFlow_Return val:return span_id:605)
                              arg_word: {(1)}
                            )
                          ]
                        )
                        (command.Case
                          to_match: {(DQ ($ Id.VSub_DollarName '$answer'))}
                          arms: [
                            (case_arm
                              pat_list: [{(y) (Id.Lit_Star '*')} {(Y) (Id.Lit_Star '*')}]
                              action: [
                                (command.ControlFlow
                                  token: (Token id:Id.ControlFlow_Return val:return span_id:626)
                                  arg_word: {(0)}
                                )
                              ]
                              spids: [619 624 630 -1]
                            )
                            (case_arm
                              pat_list: [{(n) (Id.Lit_Star '*')} {(N) (Id.Lit_Star '*')}]
                              action: [
                                (command.ControlFlow
                                  token: (Token id:Id.ControlFlow_Return val:return span_id:640)
                                  arg_word: {(1)}
                                )
                              ]
                              spids: [633 638 644 -1]
                            )
                          ]
                        )
                      ]
                    )
                )
              ]
            )
          ]
        )
    )
    (command.ShFunction
      name: valid_tool
      body: 
        (command.BraceGroup
          children: [
            (command.AndOr
              ops: [Id.Op_DAmp]
              children: [
                (C {(setup_tool)} {(DQ ($ Id.VSub_Number '$1'))})
                (command.ControlFlow
                  token: (Token id:Id.ControlFlow_Return val:return span_id:674)
                  arg_word: {(0)}
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:cmd)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (command_sub
                        left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:680)
                        command_list: 
                          (command.CommandList
                            children: [(C {(get_merge_tool_cmd)} {(DQ ($ Id.VSub_Number '$1'))})]
                          )
                      )
                    }
                  spids: [679]
                )
              ]
            )
            (C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$cmd'))})
          ]
        )
    )
    (command.ShFunction
      name: setup_user_tool
      body: 
        (command.BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:merge_tool_cmd)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (command_sub
                        left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:709)
                        command_list: 
                          (command.CommandList
                            children: [(C {(get_merge_tool_cmd)} {(DQ ($ Id.VSub_DollarName '$tool'))})]
                          )
                      )
                    }
                  spids: [708]
                )
              ]
            )
            (command.AndOr
              ops: [Id.Op_DPipe]
              children: [
                (C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$merge_tool_cmd'))})
                (command.ControlFlow
                  token: (Token id:Id.ControlFlow_Return val:return span_id:728)
                  arg_word: {(1)}
                )
              ]
            )
            (command.ShFunction
              name: diff_cmd
              body: 
                (command.BraceGroup
                  children: [
                    (command.Subshell
                      command_list: 
                        (command.CommandList
                          children: [(C {(eval)} {($ Id.VSub_DollarName '$merge_tool_cmd')})]
                        )
                    )
                  ]
                )
            )
            (command.ShFunction
              name: merge_cmd
              body: 
                (command.BraceGroup
                  children: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:trust_exit_code)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (command_sub
                                left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:764)
                                command_list: 
                                  (command.CommandList
                                    children: [
                                      (command.AndOr
                                        ops: [Id.Op_DPipe]
                                        children: [
                                          (C {(git)} {(config)} {(--bool)} 
                                            {
                                              (DQ (mergetool.) ($ Id.VSub_Number '$1') (.trustExitCode))
                                            }
                                          )
                                          (C {(echo)} {(false)})
                                        ]
                                      )
                                    ]
                                  )
                              )
                            }
                          spids: [763]
                        )
                      ]
                    )
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (C {(test)} {(DQ ($ Id.VSub_DollarName '$trust_exit_code'))} 
                              {(Id.Lit_Equals '=')} {(DQ (false))}
                            )
                          ]
                          action: [
                            (C {(touch)} {(DQ ($ Id.VSub_DollarName '$BACKUP'))})
                            (command.Subshell
                              command_list: 
                                (command.CommandList
                                  children: [(C {(eval)} {($ Id.VSub_DollarName '$merge_tool_cmd')})]
                                )
                            )
                            (C {(check_unchanged)})
                          ]
                          spids: [787 802]
                        )
                      ]
                      else_action: [
                        (command.Subshell
                          command_list: 
                            (command.CommandList
                              children: [(C {(eval)} {($ Id.VSub_DollarName '$merge_tool_cmd')})]
                            )
                        )
                      ]
                    )
                  ]
                )
            )
          ]
        )
    )
    (command.ShFunction
      name: setup_tool
      body: 
        (command.BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:tool)
                  op: assign_op.Equal
                  rhs: {(DQ ($ Id.VSub_Number '$1'))}
                  spids: [852]
                )
              ]
            )
            (command.ShFunction
              name: can_merge
              body: 
                (command.BraceGroup
                  children: [
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:871)
                      arg_word: {(0)}
                    )
                  ]
                )
            )
            (command.ShFunction
              name: can_diff
              body: 
                (command.BraceGroup
                  children: [
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:888)
                      arg_word: {(0)}
                    )
                  ]
                )
            )
            (command.ShFunction
              name: diff_cmd
              body: 
                (command.BraceGroup
                  children: [
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:905)
                      arg_word: {(1)}
                    )
                  ]
                )
            )
            (command.ShFunction
              name: merge_cmd
              body: 
                (command.BraceGroup
                  children: [
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:922)
                      arg_word: {(1)}
                    )
                  ]
                )
            )
            (command.ShFunction
              name: translate_merge_tool_path
              body: (command.BraceGroup children:[(C {(echo)} {(DQ ($ Id.VSub_Number '$1'))})])
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.Pipeline
                      children: [
                        (C {(test)} {(-f)} 
                          {
                            (DQ ($ Id.VSub_DollarName '$MERGE_TOOLS_DIR') (/) 
                              ($ Id.VSub_DollarName '$tool')
                            )
                          }
                        )
                      ]
                      negated: T
                    )
                  ]
                  action: [
                    (C {(setup_user_tool)})
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:971)
                      arg_word: {($ Id.VSub_QMark '$?')}
                    )
                  ]
                  spids: [950 965]
                )
              ]
            )
            (C {(.)} {(DQ ($ Id.VSub_DollarName '$MERGE_TOOLS_DIR') (/) ($ Id.VSub_DollarName '$tool'))})
            (C {(setup_user_tool)})
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.AndOr
                      ops: [Id.Op_DAmp]
                      children: [
                        (C {(merge_mode)})
                        (command.Pipeline
                          children: [(C {(can_merge)})]
                          negated: T
                        )
                      ]
                    )
                  ]
                  action: [
                    (command.Simple
                      words: [
                        {(echo)}
                        {
                          (DQ ("error: '") ($ Id.VSub_DollarName '$tool') 
                            ("' can not be used to resolve merges")
                          )
                        }
                      ]
                      redirects: [
                        (redir.Redir
                          op: (Token id:Id.Redir_GreatAnd val:'>&' span_id:1027)
                          fd: -1
                          arg_word: {(2)}
                        )
                      ]
                    )
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:1031)
                      arg_word: {(1)}
                    )
                  ]
                  spids: [1005 1016]
                )
                (if_arm
                  cond: [
                    (command.AndOr
                      ops: [Id.Op_DAmp]
                      children: [
                        (C {(diff_mode)})
                        (command.Pipeline
                          children: [(C {(can_diff)})]
                          negated: T
                        )
                      ]
                    )
                  ]
                  action: [
                    (command.Simple
                      words: [
                        {(echo)}
                        {
                          (DQ ("error: '") ($ Id.VSub_DollarName '$tool') 
                            ("' can only be used to resolve merges")
                          )
                        }
                      ]
                      redirects: [
                        (redir.Redir
                          op: (Token id:Id.Redir_GreatAnd val:'>&' span_id:1058)
                          fd: -1
                          arg_word: {(2)}
                        )
                      ]
                    )
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:1062)
                      arg_word: {(1)}
                    )
                  ]
                  spids: [1036 1047]
                )
              ]
            )
            (command.ControlFlow
              token: (Token id:Id.ControlFlow_Return val:return span_id:1070)
              arg_word: {(0)}
            )
          ]
        )
    )
    (command.ShFunction
      name: get_merge_tool_cmd
      body: 
        (command.BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:merge_tool)
                  op: assign_op.Equal
                  rhs: {(DQ ($ Id.VSub_Number '$1'))}
                  spids: [1085]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [(C {(diff_mode)})]
                  action: [
                    (command.AndOr
                      ops: [Id.Op_DPipe]
                      children: [
                        (C {(git)} {(config)} 
                          {(DQ (difftool.) ($ Id.VSub_DollarName '$merge_tool') (.cmd))}
                        )
                        (C {(git)} {(config)} 
                          {(DQ (mergetool.) ($ Id.VSub_DollarName '$merge_tool') (.cmd))}
                        )
                      ]
                    )
                  ]
                  spids: [1091 1096]
                )
              ]
              else_action: [
                (C {(git)} {(config)} {(DQ (mergetool.) ($ Id.VSub_DollarName '$merge_tool') (.cmd))})
              ]
            )
          ]
        )
    )
    (command.ShFunction
      name: run_merge_tool
      body: 
        (command.BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:GIT_PREFIX)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (braced_var_sub
                        token: (Token id:Id.VSub_Name val:GIT_PREFIX span_id:1163)
                        suffix_op: (suffix_op.Unary op_id:Id.VTest_ColonHyphen arg_word:{(.)})
                      )
                    }
                  spids: [1161]
                )
              ]
            )
            (C {(export)} {(GIT_PREFIX)})
            (command.AndOr
              ops: [Id.Op_DPipe]
              children: [
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:merge_tool_path)
                      op: assign_op.Equal
                      rhs: 
                        {
                          (command_sub
                            left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:1176)
                            command_list: 
                              (command.CommandList
                                children: [(C {(get_merge_tool_path)} {(DQ ($ Id.VSub_Number '$1'))})]
                              )
                          )
                        }
                      spids: [1175]
                    )
                  ]
                )
                (command.ControlFlow
                  token: (Token id:Id.ControlFlow_Exit val:exit span_id:1186)
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:base_present)
                  op: assign_op.Equal
                  rhs: {(DQ ($ Id.VSub_Number '$2'))}
                  spids: [1189]
                )
              ]
            )
            (command.AndOr
              ops: [Id.Op_DPipe]
              children: [
                (C {(setup_tool)} {(DQ ($ Id.VSub_Number '$1'))})
                (command.ControlFlow
                  token: (Token id:Id.ControlFlow_Return val:return span_id:1208)
                  arg_word: {(1)}
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [(C {(merge_mode)})]
                  action: [(C {(run_merge_cmd)} {(DQ ($ Id.VSub_Number '$1'))})]
                  spids: [1214 1219]
                )
              ]
              else_action: [(C {(run_diff_cmd)} {(DQ ($ Id.VSub_Number '$1'))})]
            )
          ]
        )
    )
    (command.ShFunction
      name: run_diff_cmd
      body: (command.BraceGroup children:[(C {(diff_cmd)} {(DQ ($ Id.VSub_Number '$1'))})])
    )
    (command.ShFunction
      name: run_merge_cmd
      body: (command.BraceGroup children:[(C {(merge_cmd)} {(DQ ($ Id.VSub_Number '$1'))})])
    )
    (command.ShFunction
      name: list_merge_tool_candidates
      body: 
        (command.BraceGroup
          children: [
            (command.If
              arms: [
                (if_arm
                  cond: [(C {(merge_mode)})]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:tools)
                          op: assign_op.Equal
                          rhs: {(DQ (tortoisemerge))}
                          spids: [1300]
                        )
                      ]
                    )
                  ]
                  spids: [1292 1297]
                )
              ]
              else_action: [
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:tools)
                      op: assign_op.Equal
                      rhs: {(DQ (kompare))}
                      spids: [1309]
                    )
                  ]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [(C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$DISPLAY'))})]
                  action: [
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$GNOME_DESKTOP_SESSION_ID'))})
                          ]
                          action: [
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:tools)
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (DQ ('meld opendiff kdiff3 tkdiff xxdiff ') 
                                        ($ Id.VSub_DollarName '$tools')
                                      )
                                    }
                                  spids: [1346]
                                )
                              ]
                            )
                          ]
                          spids: [1332 1343]
                        )
                      ]
                      else_action: [
                        (command.ShAssignment
                          pairs: [
                            (assign_pair
                              lhs: (sh_lhs_expr.Name name:tools)
                              op: assign_op.Equal
                              rhs: 
                                {
                                  (DQ ('opendiff kdiff3 tkdiff xxdiff meld ') 
                                    ($ Id.VSub_DollarName '$tools')
                                  )
                                }
                              spids: [1356]
                            )
                          ]
                        )
                      ]
                    )
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:tools)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (DQ ($ Id.VSub_DollarName '$tools') 
                                (' gvimdiff diffuse diffmerge ecmerge')
                              )
                            }
                          spids: [1366]
                        )
                      ]
                    )
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:tools)
                          op: assign_op.Equal
                          rhs: 
                            {(DQ ($ Id.VSub_DollarName '$tools') (' p4merge araxis bc codecompare'))}
                          spids: [1373]
                        )
                      ]
                    )
                  ]
                  spids: [1318 1329]
                )
              ]
            )
            (command.Case
              to_match: 
                {
                  (DQ 
                    (braced_var_sub
                      token: (Token id:Id.VSub_Name val:VISUAL span_id:1387)
                      suffix_op: 
                        (suffix_op.Unary
                          op_id: Id.VTest_ColonHyphen
                          arg_word: {($ Id.VSub_DollarName '$EDITOR')}
                        )
                    )
                  )
                }
              arms: [
                (case_arm
                  pat_list: [{(Id.Lit_Star '*') (vim) (Id.Lit_Star '*')}]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:tools)
                          op: assign_op.Equal
                          rhs: {(DQ ($ Id.VSub_DollarName '$tools') (' vimdiff emerge'))}
                          spids: [1402]
                        )
                      ]
                    )
                  ]
                  spids: [1396 1399 1409 -1]
                )
                (case_arm
                  pat_list: [{(Id.Lit_Star '*')}]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:tools)
                          op: assign_op.Equal
                          rhs: {(DQ ($ Id.VSub_DollarName '$tools') (' emerge vimdiff'))}
                          spids: [1416]
                        )
                      ]
                    )
                  ]
                  spids: [1412 1413 1423 -1]
                )
              ]
            )
          ]
        )
    )
    (command.ShFunction
      name: show_tool_help
      body: 
        (command.BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:tool_opt)
                  op: assign_op.Equal
                  rhs: {(DQ ("'git ") (${ Id.VSub_Name TOOL_MODE) ("tool --tool=<tool>'"))}
                  spids: [1439]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:tab)
                  op: assign_op.Equal
                  rhs: {(SQ (Token id:Id.Lit_Chars val:'\t' span_id:1452))}
                  spids: [1450]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:LF)
                  op: assign_op.Equal
                  rhs: {(SQ (Token id:Id.Lit_Chars val:'\n' span_id:1458))}
                  spids: [1456]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:any_shown)
                  op: assign_op.Equal
                  rhs: {(no)}
                  spids: [1462]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:cmd_name)
                  op: assign_op.Equal
                  rhs: {(${ Id.VSub_Name TOOL_MODE) (tool)}
                  spids: [1467]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:config_tools)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (command_sub
                        left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:1475)
                        command_list: 
                          (command.CommandList
                            children: [
                              (command.Pipeline
                                children: [
                                  (command.BraceGroup
                                    children: [
                                      (command.AndOr
                                        ops: [Id.Op_DAmp]
                                        children: [
                                          (C {(diff_mode)})
                                          (C {(list_config_tools)} {(difftool)} 
                                            {
                                              (DQ ($ Id.VSub_DollarName '$tab') 
                                                ($ Id.VSub_DollarName '$tab')
                                              )
                                            }
                                          )
                                        ]
                                      )
                                      (C {(list_config_tools)} {(mergetool)} 
                                        {
                                          (DQ ($ Id.VSub_DollarName '$tab') 
                                            ($ Id.VSub_DollarName '$tab')
                                          )
                                        }
                                      )
                                    ]
                                  )
                                  (C {(sort)})
                                ]
                                negated: F
                              )
                            ]
                          )
                      )
                    }
                  spids: [1474]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:extra_content)
                  op: assign_op.Equal
                  rhs: (word.Empty)
                  spids: [1511]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [(C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$config_tools'))})]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:extra_content)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (DQ (${ Id.VSub_Name tab) ('user-defined:') (${ Id.VSub_Name LF) 
                                ($ Id.VSub_DollarName '$config_tools')
                              )
                            }
                          spids: [1528]
                        )
                      ]
                    )
                  ]
                  spids: [1514 1525]
                )
              ]
            )
            (command.AndOr
              ops: [Id.Op_DAmp]
              children: [
                (C {(show_tool_names)} 
                  {(SQ (Token id:Id.Lit_Chars val:'mode_ok && is_available' span_id:1548))} {(DQ ($ Id.VSub_DollarName '$tab') ($ Id.VSub_DollarName '$tab'))} 
                  {(DQ ($ Id.VSub_DollarName '$tool_opt') (' may be set to one of the following:'))} {(DQ ("No suitable tool for 'git ") ($ Id.VSub_DollarName '$cmd_name') (" --tool=<tool>' found."))} 
                  {(DQ ($ Id.VSub_DollarName '$extra_content'))}
                )
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:any_shown)
                      op: assign_op.Equal
                      rhs: {(yes)}
                      spids: [1580]
                    )
                  ]
                )
              ]
            )
            (command.AndOr
              ops: [Id.Op_DAmp]
              children: [
                (C {(show_tool_names)} 
                  {(SQ (Token id:Id.Lit_Chars val:'mode_ok && ! is_available' span_id:1588))} {(DQ ($ Id.VSub_DollarName '$tab') ($ Id.VSub_DollarName '$tab'))} 
                  {
                    (DQ (${ Id.VSub_Name LF) 
                      ('The following tools are valid, but not currently available:')
                    )
                  }
                )
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:any_shown)
                      op: assign_op.Equal
                      rhs: {(yes)}
                      spids: [1608]
                    )
                  ]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (C {(test)} {(DQ ($ Id.VSub_DollarName '$any_shown'))} {(Id.Lit_Equals '=')} {(yes)})
                  ]
                  action: [
                    (C {(echo)})
                    (C {(echo)} {(DQ ('Some of the tools listed above only work in a windowed'))})
                    (C {(echo)} 
                      {(DQ ('environment. If run in a terminal-only session, they will fail.'))}
                    )
                  ]
                  spids: [1613 1626]
                )
              ]
            )
            (command.ControlFlow
              token: (Token id:Id.ControlFlow_Exit val:exit span_id:1649)
              arg_word: {(0)}
            )
          ]
        )
    )
    (command.ShFunction
      name: guess_merge_tool
      body: 
        (command.BraceGroup
          children: [
            (C {(list_merge_tool_candidates)})
            (command.Simple
              words: [{(cat)}]
              redirects: [
                (redir.Redir
                  op: (Token id:Id.Redir_GreatAnd val:'>&' span_id:1669)
                  fd: -1
                  arg_word: {(2)}
                )
                (redir.HereDoc
                  op: (Token id:Id.Redir_DLessDash val:'<<-' span_id:1672)
                  fd: -1
                  here_begin: {(EOF)}
                  here_end_span_id: 1692
                  stdin_parts: [
                    ('\n')
                    ("This message is displayed because '")
                    ($ Id.VSub_DollarName '$TOOL_MODE')
                    (".tool' is not configured.\n")
                    ("See 'git ")
                    (${ Id.VSub_Name TOOL_MODE)
                    ("tool --tool-help' or 'git help config' for more details.\n")
                    ("'git ")
                    (${ Id.VSub_Name TOOL_MODE)
                    ("tool' will now attempt to use one of the following tools:\n")
                    ($ Id.VSub_DollarName '$tools')
                    ('\n')
                  ]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:IFS)
                  op: assign_op.Equal
                  rhs: {(SQ (Token id:Id.Lit_Chars val:' ' span_id:1701))}
                  spids: [1699]
                )
              ]
            )
            (command.ForEach
              iter_name: tool
              iter_words: [{($ Id.VSub_DollarName '$tools')}]
              do_arg_iter: F
              body: 
                (command.DoGroup
                  children: [
                    (command.AndOr
                      ops: [Id.Op_DAmp Id.Op_DAmp]
                      children: [
                        (C {(is_available)} {(DQ ($ Id.VSub_DollarName '$tool'))})
                        (C {(echo)} {(DQ ($ Id.VSub_DollarName '$tool'))})
                        (command.ControlFlow
                          token: (Token id:Id.ControlFlow_Return val:return span_id:1733)
                          arg_word: {(0)}
                        )
                      ]
                    )
                  ]
                )
            )
            (command.Simple
              words: [{(echo)} {(DQ ('No known ') (${ Id.VSub_Name TOOL_MODE) (' tool is available.'))}]
              redirects: [
                (redir.Redir
                  op: (Token id:Id.Redir_GreatAnd val:'>&' span_id:1744)
                  fd: -1
                  arg_word: {(2)}
                )
              ]
            )
            (command.ControlFlow
              token: (Token id:Id.ControlFlow_Return val:return span_id:1756)
              arg_word: {(1)}
            )
          ]
        )
    )
    (command.ShFunction
      name: get_configured_merge_tool
      body: 
        (command.BraceGroup
          children: [
            (command.If
              arms: [
                (if_arm
                  cond: [(C {(diff_mode)})]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:merge_tool)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (command_sub
                                left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:1788)
                                command_list: 
                                  (command.CommandList
                                    children: [
                                      (command.AndOr
                                        ops: [Id.Op_DPipe]
                                        children: [
                                          (C {(git)} {(config)} {(diff.tool)})
                                          (C {(git)} {(config)} {(merge.tool)})
                                        ]
                                      )
                                    ]
                                  )
                              )
                            }
                          spids: [1787]
                        )
                      ]
                    )
                  ]
                  spids: [1779 1784]
                )
              ]
              else_action: [
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:merge_tool)
                      op: assign_op.Equal
                      rhs: 
                        {
                          (command_sub
                            left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:1809)
                            command_list: 
                              (command.CommandList
                                children: [(C {(git)} {(config)} {(merge.tool)})]
                              )
                          )
                        }
                      spids: [1808]
                    )
                  ]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.AndOr
                      ops: [Id.Op_DAmp]
                      children: [
                        (C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$merge_tool'))})
                        (command.Pipeline
                          children: [(C {(valid_tool)} {(DQ ($ Id.VSub_DollarName '$merge_tool'))})]
                          negated: T
                        )
                      ]
                    )
                  ]
                  action: [
                    (command.Simple
                      words: [
                        {(echo)}
                        {
                          (DQ ('git config option ') ($ Id.VSub_DollarName '$TOOL_MODE') 
                            ('.tool set to unknown tool: ') ($ Id.VSub_DollarName '$merge_tool')
                          )
                        }
                      ]
                      redirects: [
                        (redir.Redir
                          op: (Token id:Id.Redir_GreatAnd val:'>&' span_id:1847)
                          fd: -1
                          arg_word: {(2)}
                        )
                      ]
                    )
                    (command.Simple
                      words: [{(echo)} {(DQ ('Resetting to default...'))}]
                      redirects: [
                        (redir.Redir
                          op: (Token id:Id.Redir_GreatAnd val:'>&' span_id:1860)
                          fd: -1
                          arg_word: {(2)}
                        )
                      ]
                    )
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:1868)
                      arg_word: {(1)}
                    )
                  ]
                  spids: [1821 1842]
                )
              ]
            )
            (C {(echo)} {(DQ ($ Id.VSub_DollarName '$merge_tool'))})
          ]
        )
    )
    (command.ShFunction
      name: get_merge_tool_path
      body: 
        (command.BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:merge_tool)
                  op: assign_op.Equal
                  rhs: {(DQ ($ Id.VSub_Number '$1'))}
                  spids: [1897]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.Pipeline
                      children: [(C {(valid_tool)} {(DQ ($ Id.VSub_DollarName '$merge_tool'))})]
                      negated: T
                    )
                  ]
                  action: [
                    (command.Simple
                      words: [
                        {(echo)}
                        {(DQ ('Unknown merge tool ') ($ Id.VSub_DollarName '$merge_tool'))}
                      ]
                      redirects: [
                        (redir.Redir
                          op: (Token id:Id.Redir_GreatAnd val:'>&' span_id:1919)
                          fd: -1
                          arg_word: {(2)}
                        )
                      ]
                    )
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Exit val:exit span_id:1928)
                      arg_word: {(1)}
                    )
                  ]
                  spids: [1903 1914]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [(C {(diff_mode)})]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:merge_tool_path)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (command_sub
                                left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:1945)
                                command_list: 
                                  (command.CommandList
                                    children: [
                                      (command.AndOr
                                        ops: [Id.Op_DPipe]
                                        children: [
                                          (C {(git)} {(config)} 
                                            {(difftool.) (DQ ($ Id.VSub_DollarName '$merge_tool')) 
                                              (.path)
                                            }
                                          )
                                          (C {(git)} {(config)} 
                                            {(mergetool.) (DQ ($ Id.VSub_DollarName '$merge_tool')) 
                                              (.path)
                                            }
                                          )
                                        ]
                                      )
                                    ]
                                  )
                              )
                            }
                          spids: [1944]
                        )
                      ]
                    )
                  ]
                  spids: [1936 1941]
                )
              ]
              else_action: [
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:merge_tool_path)
                      op: assign_op.Equal
                      rhs: 
                        {
                          (command_sub
                            left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:1975)
                            command_list: 
                              (command.CommandList
                                children: [
                                  (C {(git)} {(config)} 
                                    {(mergetool.) (DQ ($ Id.VSub_DollarName '$merge_tool')) (.path)}
                                  )
                                ]
                              )
                          )
                        }
                      spids: [1974]
                    )
                  ]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [(C {(test)} {(-z)} {(DQ ($ Id.VSub_DollarName '$merge_tool_path'))})]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:merge_tool_path)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (command_sub
                                left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:2006)
                                command_list: 
                                  (command.CommandList
                                    children: [
                                      (C {(translate_merge_tool_path)} 
                                        {(DQ ($ Id.VSub_DollarName '$merge_tool'))}
                                      )
                                    ]
                                  )
                              )
                            }
                          spids: [2005]
                        )
                      ]
                    )
                  ]
                  spids: [1991 2002]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.AndOr
                      ops: [Id.Op_DAmp]
                      children: [
                        (C {(test)} {(-z)} 
                          {
                            (DQ 
                              (command_sub
                                left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:2025)
                                command_list: 
                                  (command.CommandList
                                    children: [
                                      (C {(get_merge_tool_cmd)} 
                                        {(DQ ($ Id.VSub_DollarName '$merge_tool'))}
                                      )
                                    ]
                                  )
                              )
                            )
                          }
                        )
                        (command.Pipeline
                          children: [
                            (command.Simple
                              words: [{(type)} {(DQ ($ Id.VSub_DollarName '$merge_tool_path'))}]
                              redirects: [
                                (redir.Redir
                                  op: (Token id:Id.Redir_Great val:'>' span_id:2045)
                                  fd: -1
                                  arg_word: {(/dev/null)}
                                )
                                (redir.Redir
                                  op: (Token id:Id.Redir_GreatAnd val:'2>&' span_id:2048)
                                  fd: 2
                                  arg_word: {(1)}
                                )
                              ]
                            )
                          ]
                          negated: T
                        )
                      ]
                    )
                  ]
                  action: [
                    (command.Simple
                      words: [
                        {(echo)}
                        {
                          (DQ ('The ') ($ Id.VSub_DollarName '$TOOL_MODE') (' tool ') 
                            ($ Id.VSub_DollarName '$merge_tool') (' is not available as')
                          )
                        }
                        {(DQ ("'") ($ Id.VSub_DollarName '$merge_tool_path') ("'"))}
                      ]
                      redirects: [
                        (redir.Redir
                          op: (Token id:Id.Redir_GreatAnd val:'>&' span_id:2057)
                          fd: -1
                          arg_word: {(2)}
                        )
                      ]
                    )
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Exit val:exit span_id:2076)
                      arg_word: {(1)}
                    )
                  ]
                  spids: [2018 2052]
                )
              ]
            )
            (C {(echo)} {(DQ ($ Id.VSub_DollarName '$merge_tool_path'))})
          ]
        )
    )
    (command.ShFunction
      name: get_merge_tool
      body: 
        (command.BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:merge_tool)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (command_sub
                        left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:2106)
                        command_list: 
                          (command.CommandList
                            children: [(C {(get_configured_merge_tool)})]
                          )
                      )
                    }
                  spids: [2105]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [(C {(test)} {(-z)} {(DQ ($ Id.VSub_DollarName '$merge_tool'))})]
                  action: [
                    (command.AndOr
                      ops: [Id.Op_DPipe]
                      children: [
                        (command.ShAssignment
                          pairs: [
                            (assign_pair
                              lhs: (sh_lhs_expr.Name name:merge_tool)
                              op: assign_op.Equal
                              rhs: 
                                {
                                  (command_sub
                                    left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:2130)
                                    command_list: 
                                      (command.CommandList
                                        children: [(C {(guess_merge_tool)})]
                                      )
                                  )
                                }
                              spids: [2129]
                            )
                          ]
                        )
                        (command.ControlFlow
                          token: (Token id:Id.ControlFlow_Exit val:exit span_id:2136)
                        )
                      ]
                    )
                  ]
                  spids: [2115 2126]
                )
              ]
            )
            (C {(echo)} {(DQ ($ Id.VSub_DollarName '$merge_tool'))})
          ]
        )
    )
    (command.ShFunction
      name: mergetool_find_win32_cmd
      body: 
        (command.BraceGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:executable)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$1')}
                  spids: [2159]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:sub_directory)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$2')}
                  spids: [2163]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.Simple
                      words: [{(type)} {(-p)} {(DQ ($ Id.VSub_DollarName '$executable'))}]
                      redirects: [
                        (redir.Redir
                          op: (Token id:Id.Redir_Great val:'>' span_id:2182)
                          fd: -1
                          arg_word: {(/dev/null)}
                        )
                        (redir.Redir
                          op: (Token id:Id.Redir_GreatAnd val:'2>&' span_id:2185)
                          fd: 2
                          arg_word: {(1)}
                        )
                      ]
                    )
                  ]
                  action: [
                    (C {(printf)} {(SQ (Token id:Id.Lit_Chars val:'%s' span_id:2195))} 
                      {(DQ ($ Id.VSub_DollarName '$executable'))}
                    )
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:2203)
                    )
                  ]
                  spids: [2172 2189]
                )
              ]
            )
            (command.ForEach
              iter_name: directory
              iter_words: [
                {
                  (command_sub
                    left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:2220)
                    command_list: 
                      (command.CommandList
                        children: [
                          (command.Pipeline
                            children: [
                              (C {(env)})
                              (C {(grep)} {(-Ei)} 
                                {
                                  (SQ 
                                    (Token
                                      id: Id.Lit_Chars
                                      val: '^PROGRAM(FILES(\\(X86\\))?|W6432)='
                                      span_id: 2230
                                    )
                                  )
                                }
                              )
                              (C {(cut)} {(-d)} {(SQ (Token id:Id.Lit_Chars val:'=' span_id:2241))} 
                                {(-f)} {(2-)}
                              )
                              (C {(sort)} {(-u)})
                            ]
                            negated: F
                          )
                        ]
                      )
                  )
                }
              ]
              do_arg_iter: F
              body: 
                (command.DoGroup
                  children: [
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (command.AndOr
                              ops: [Id.Op_DAmp]
                              children: [
                                (C {(test)} {(-n)} {(DQ ($ Id.VSub_DollarName '$directory'))})
                                (C {(test)} {(-x)} 
                                  {
                                    (DQ ($ Id.VSub_DollarName '$directory') (/) 
                                      ($ Id.VSub_DollarName '$sub_directory') (/) ($ Id.VSub_DollarName '$executable')
                                    )
                                  }
                                )
                              ]
                            )
                          ]
                          action: [
                            (C {(printf)} {(SQ (Token id:Id.Lit_Chars val:'%s' span_id:2290))} 
                              {
                                (DQ ($ Id.VSub_DollarName '$directory') (/) 
                                  ($ Id.VSub_DollarName '$sub_directory') (/) ($ Id.VSub_DollarName '$executable')
                                )
                              }
                            )
                            (command.ControlFlow
                              token: (Token id:Id.ControlFlow_Return val:return span_id:2302)
                            )
                          ]
                          spids: [2259 2284]
                        )
                      ]
                    )
                  ]
                )
            )
            (C {(printf)} {(SQ (Token id:Id.Lit_Chars val:'%s' span_id:2315))} 
              {(DQ ($ Id.VSub_DollarName '$executable'))}
            )
          ]
        )
    )
  ]
)