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              spids: [9 13]
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      spids: [21]
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        (BracedVarSub
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          spids: [59 64]
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          spids: [69 74]
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        (BracedVarSub
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          suffix_op: (StringUnary op_id:VOp1_Percent arg_word:{(Lit_Slash /) ('*')})
          spids: [79 84]
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        (BracedVarSub
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          spids: [89 94]
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    (C {(.)} 
      {
        (BracedVarSub
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          suffix_op: (StringUnary op_id:VOp1_Percent arg_word:{(Lit_Slash /) ('*')})
          spids: [99 104]
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    (C {(.)} 
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        (BracedVarSub
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          suffix_op: (StringUnary op_id:VOp1_Percent arg_word:{(Lit_Slash /) ('*')})
          spids: [109 114]
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    (C {(.)} 
      {
        (BracedVarSub
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          suffix_op: (StringUnary op_id:VOp1_Percent arg_word:{(Lit_Slash /) ('*')})
          spids: [119 124]
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      pairs: [(assign_pair lhs:(LhsName name:ENVIRONMENT_DEBUG) op:Equal rhs:{(0)} spids:[133])]
      spids: [129]
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                (if_arm
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                    (Sentence
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                      terminator: <Op_Semi ';'>
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                  action: [
                    (Sentence
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                      terminator: <Op_Semi ';'>
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                  spids: [-1 195]
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              spids: [-1 208]
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              pairs: [
                (assign_pair
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                  op: Equal
                  rhs: {(DQ (${ VSub_Name RESULT))}
                  spids: [222]
                )
              ]
              spids: [222]
            )
            (C 
              {(variable) (Lit_Other ':') (Lit_Other ':') (Map) (Lit_Other ':') (Lit_Other ':') (new)}
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            (C 
              {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') (Lit_Other ':') 
                (prepend)
              } {(DQ (${ VSub_Name env))} {(DQ (${ VSub_Name RESULT))}
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          spids: [177]
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      spids: [168 176]
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                            (BoolBinary
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                      terminator: <Op_Semi ';'>
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                  spids: [-1 311]
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              spids: [-1 324]
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                (assign_pair
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                  rhs: {(DQ (${ VSub_Number 1))}
                  spids: [330]
                )
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              spids: [328]
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            (C 
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            (C 
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              pairs: [
                (assign_pair
                  lhs: (LhsName name:RESULT)
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                  rhs: {(DQ (${ VSub_Name RESULT))}
                  spids: [370]
                )
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              spids: [370]
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          spids: [293]
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    (FuncDef
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                            (BoolBinary
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                              right: {(1)}
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                  spids: [-1 434]
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              spids: [-1 447]
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            (C 
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                (rest)
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            (Assignment
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                (assign_pair
                  lhs: (LhsName name:RESULT)
                  op: Equal
                  rhs: {(DQ (${ VSub_Name RESULT))}
                  spids: [464]
                )
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              spids: [464]
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          spids: [416]
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      spids: [407 415]
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                  spids: [-1 516]
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              spids: [-1 529]
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                  spids: [535]
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              spids: [533]
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                (assign_pair
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                  spids: [545]
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              spids: [543]
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              pairs: [
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                  spids: [576]
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                  spids: [587]
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                    (C 
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                  spids: [773]
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                  spids: [783]
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              spids: [791]
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              terminator: <Op_Semi ';'>
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              pairs: [
                (assign_pair
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                  op: Equal
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                  spids: [814]
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              spids: [812]
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                (assign_pair
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                  op: Equal
                  rhs: {(DQ (${ VSub_Name env))}
                  spids: [825]
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                (Sentence
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                        (C 
                          {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') 
                            (Lit_Other ':') (isEmpty_c)
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                      negated: True
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              body: 
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                        (Lit_Other ':') (first)
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                        (assign_pair
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                                    (Lit_Other ':') (containsKey_c)
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                              terminator: <Op_Semi ';'>
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                          action: [
                            (C 
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                          spids: [-1 903]
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                      spids: [-1 930]
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                    (C 
                      {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') 
                        (Lit_Other ':') (rest)
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                    (Assignment
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                        (assign_pair
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                          op: Equal
                          rhs: {(DQ ($ VSub_Name '$RESULT'))}
                          spids: [949]
                        )
                      ]
                      spids: [949]
                    )
                  ]
                  spids: [853 955]
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                (DQ ('Variable [') (${ VSub_Name name) ('=') (${ VSub_Name RESULT) 
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            (C {(exit)} {(1)})
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      spids: [727 735]
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                (if_arm
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                        (DBracket
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                            (BoolBinary
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                  action: [
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                      terminator: <Op_Semi ';'>
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                  spids: [-1 1043]
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              spids: [-1 1056]
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            (Assignment
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              pairs: [
                (assign_pair
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                  op: Equal
                  rhs: {(DQ (${ VSub_Number 1))}
                  spids: [1062]
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              spids: [1060]
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            (Assignment
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              pairs: [
                (assign_pair
                  lhs: (LhsName name:keyToken)
                  op: Equal
                  rhs: {(DQ (${ VSub_Number 2))}
                  spids: [1072]
                )
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              spids: [1070]
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            (Assignment
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              pairs: [
                (assign_pair
                  lhs: (LhsName name:valueToken)
                  op: Equal
                  rhs: {(DQ (${ VSub_Number 3))}
                  spids: [1082]
                )
              ]
              spids: [1080]
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            (C 
              {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') (Lit_Other ':') 
                (first)
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              keyword: Assign_Declare
              pairs: [
                (assign_pair
                  lhs: (LhsName name:scope)
                  op: Equal
                  rhs: {(DQ (${ VSub_Name RESULT))}
                  spids: [1108]
                )
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              spids: [1106]
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            (Assignment
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              pairs: [(assign_pair lhs:(LhsName name:returnValue) op:Equal spids:[1118])]
              spids: [1116]
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                    (Sentence
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                        (C 
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                            (Lit_Other ':') (containsKey_c)
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                      terminator: <Op_Semi ';'>
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                  action: [
                    (Assignment
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                        (assign_pair
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                          op: Equal
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                          spids: [1149]
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                      rhs: {(1)}
                      spids: [1156]
                    )
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                  spids: [1156]
                )
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              spids: [1153 1160]
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                (if_arm
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                    (Sentence
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                        (DBracket
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                            (BoolBinary
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                              right: {(1)}
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                      terminator: <Op_Semi ';'>
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                        (C {(stderr)} {(DQ ('environment::setOrReplaceVariable ') (${ VSub_At '@'))})
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                  spids: [-1 1249]
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              spids: [-1 1262]
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            (Assignment
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              pairs: [
                (assign_pair
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                  op: Equal
                  rhs: {(DQ (${ VSub_Number 1))}
                  spids: [1268]
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              spids: [1266]
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              keyword: Assign_Declare
              pairs: [
                (assign_pair
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                  op: Equal
                  rhs: {(DQ (${ VSub_Number 2))}
                  spids: [1278]
                )
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              spids: [1276]
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            (Assignment
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              pairs: [
                (assign_pair
                  lhs: (LhsName name:valueToken)
                  op: Equal
                  rhs: {(DQ (${ VSub_Number 3))}
                  spids: [1288]
                )
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              spids: [1286]
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            (Assignment
              keyword: Assign_Declare
              pairs: [(assign_pair lhs:(LhsName name:scope) op:Equal spids:[1298])]
              spids: [1296]
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            (Assignment
              keyword: Assign_Declare
              pairs: [
                (assign_pair
                  lhs: (LhsName name:currentEnv)
                  op: Equal
                  rhs: {(DQ (${ VSub_Name env))}
                  spids: [1304]
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              spids: [1302]
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                          {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') 
                            (Lit_Other ':') (isEmpty_c)
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                      ]
                      negated: True
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              ]
              body: 
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                      {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') 
                        (Lit_Other ':') (first)
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                    (Assignment
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                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:scope)
                          op: Equal
                          rhs: {(DQ (${ VSub_Name RESULT))}
                          spids: [1350]
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                      spids: [1350]
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                    (If
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                        (if_arm
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                                (C 
                                  {(variable) (Lit_Other ':') (Lit_Other ':') (Map) (Lit_Other ':') 
                                    (Lit_Other ':') (containsKey_c)
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                              terminator: <Op_Semi ';'>
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                          ]
                          action: [
                            (C 
                              {(variable) (Lit_Other ':') (Lit_Other ':') (Map) (Lit_Other ':') 
                                (Lit_Other ':') (put)
                              } {(DQ (${ VSub_Name scope))} {(DQ (${ VSub_Name keyToken))} {(DQ (${ VSub_Name valueToken))}
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                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:RESULT)
                                  op: Equal
                                  rhs: {(DQ )}
                                  spids: [1412]
                                )
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                              spids: [1412]
                            )
                            (ControlFlow
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                              arg_word: {(0)}
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                          ]
                          spids: [-1 1382]
                        )
                      ]
                      spids: [-1 1422]
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                    (C 
                      {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') 
                        (Lit_Other ':') (rest)
                      } {(DQ (${ VSub_Name currentEnv))}
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                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:currentEnv)
                          op: Equal
                          rhs: {(DQ ($ VSub_Name '$RESULT'))}
                          spids: [1441]
                        )
                      ]
                      spids: [1441]
                    )
                  ]
                  spids: [1332 1447]
                )
            )
            (C 
              {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') (Lit_Other ':') 
                (first)
              } {(DQ (${ VSub_Name env))}
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            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:scope)
                  op: Equal
                  rhs: {(DQ (${ VSub_Name RESULT))}
                  spids: [1470]
                )
              ]
              spids: [1470]
            )
            (C 
              {(variable) (Lit_Other ':') (Lit_Other ':') (Map) (Lit_Other ':') (Lit_Other ':') (put)} {(DQ (${ VSub_Name scope))} {(DQ (${ VSub_Name keyToken))} {(DQ (${ VSub_Name valueToken))}
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            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:RESULT) op:Equal rhs:{(DQ )} spids:[1505])]
              spids: [1505]
            )
            (ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
          ]
          spids: [1231]
        )
      spids: [1222 1230]
    )
    (FuncDef
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      body: 
        (BraceGroup
          children: [
            (Assignment
              keyword: Assign_Declare
              pairs: [
                (assign_pair
                  lhs: (LhsName name:currentEnv)
                  op: Equal
                  rhs: {(DQ (${ VSub_Number 1))}
                  spids: [1531]
                )
              ]
              spids: [1529]
            )
            (C {(echo)} {(DQ ('Environment [') (${ VSub_Name currentEnv) (']'))})
            (While
              cond: [
                (Sentence
                  child: 
                    (Pipeline
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                        (C 
                          {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') 
                            (Lit_Other ':') (isEmpty_c)
                          } {(DQ (${ VSub_Name currentEnv))}
                        )
                      ]
                      negated: True
                    )
                  terminator: <Op_Semi ';'>
                )
              ]
              body: 
                (DoGroup
                  children: [
                    (C 
                      {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') 
                        (Lit_Other ':') (first)
                      } {(DQ (${ VSub_Name currentEnv))}
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                    (C 
                      {(variable) (Lit_Other ':') (Lit_Other ':') (Map) (Lit_Other ':') (Lit_Other ':') 
                        (print)
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                    (C 
                      {(variable) (Lit_Other ':') (Lit_Other ':') (LinkedList) (Lit_Other ':') 
                        (Lit_Other ':') (rest)
                      } {(DQ (${ VSub_Name currentEnv))}
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                    (Assignment
                      keyword: Assign_None
                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:currentEnv)
                          op: Equal
                          rhs: {(DQ ($ VSub_Name '$RESULT'))}
                          spids: [1621]
                        )
                      ]
                      spids: [1621]
                    )
                  ]
                  spids: [1572 1627]
                )
            )
          ]
          spids: [1526]
        )
      spids: [1517 1525]
    )
    (If
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        (if_arm
          cond: [
            (Sentence
              child: 
                (C {(Lit_Other '[')} {($ VSub_Number '$0')} {(KW_Bang '!') (Lit_Other '=')} 
                  {($ VSub_Name '$BASH_SOURCE')} {(Lit_Other ']')}
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              terminator: <Op_Semi ';'>
            )
          ]
          action: [(ControlFlow token:<ControlFlow_Return return>)]
          spids: [-1 1649]
        )
      ]
      spids: [-1 1654]
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    (Sentence
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      terminator: <Op_Semi ';'>
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    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:key1) op:Equal rhs:{(${ VSub_Name RESULT)} spids:[1670])]
      spids: [1670]
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    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:value1)
          op: Equal
          rhs: {(${ VSub_Name RESULT)}
          spids: [1688]
        )
      ]
      spids: [1688]
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    (Sentence
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      terminator: <Op_Semi ';'>
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:key2) op:Equal rhs:{(${ VSub_Name RESULT)} spids:[1706])]
      spids: [1706]
    )
    (Sentence
      child: (C {(variable) (Lit_Other ':') (Lit_Other ':') (new)} {(String)} {(DQ ('value two'))})
      terminator: <Op_Semi ';'>
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    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:value2)
          op: Equal
          rhs: {(${ VSub_Name RESULT)}
          spids: [1724]
        )
      ]
      spids: [1724]
    )
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      child: (C {(variable) (Lit_Other ':') (Lit_Other ':') (new)} {(String)} {(DQ ('key three'))})
      terminator: <Op_Semi ';'>
    )
    (Assignment
      keyword: Assign_None
      pairs: [(assign_pair lhs:(LhsName name:key3) op:Equal rhs:{(${ VSub_Name RESULT)} spids:[1742])]
      spids: [1742]
    )
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      terminator: <Op_Semi ';'>
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    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:value3)
          op: Equal
          rhs: {(${ VSub_Name RESULT)}
          spids: [1760]
        )
      ]
      spids: [1760]
    )
    (Sentence
      child: (C {(variable) (Lit_Other ':') (Lit_Other ':') (new)} {(String)} {(DQ ('no such key'))})
      terminator: <Op_Semi ';'>
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    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:keyUnknown)
          op: Equal
          rhs: {(${ VSub_Name RESULT)}
          spids: [1778]
        )
      ]
      spids: [1778]
    )
    (Assignment
      keyword: Assign_Declare
      pairs: [(assign_pair lhs:(LhsName name:env1) op:Equal spids:[1785])]
      spids: [1783]
    )
    (Assignment
      keyword: Assign_Declare
      pairs: [(assign_pair lhs:(LhsName name:env2) op:Equal spids:[1789])]
      spids: [1787]
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    (Assignment
      keyword: Assign_Declare
      pairs: [(assign_pair lhs:(LhsName name:env3) op:Equal spids:[1793])]
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    (Sentence
      child: (C {(environment) (Lit_Other ':') (Lit_Other ':') (new)})
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      pairs: [
        (assign_pair
          lhs: (LhsName name:env1)
          op: Equal
          rhs: {(DQ (${ VSub_Name RESULT))}
          spids: [1803]
        )
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      spids: [1803]
    )
    (C {(environment) (Lit_Other ':') (Lit_Other ':') (setVariable)} {(DQ (${ VSub_Name env1))} 
      {($ VSub_Name '$key1')} {($ VSub_Name '$value1')}
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    (Sentence
      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env1))} 
          {($ VSub_Name '$key1')}
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      terminator: <Op_Semi ';'>
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    (C {(assert) (Lit_Other ':') (Lit_Other ':') (equals)} {(DQ ('value one'))} 
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    (Sentence
      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env1))} 
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      terminator: <Op_Semi ';'>
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    (C {(assert) (Lit_Other ':') (Lit_Other ':') (equals)} {(DQ ('value one'))} 
      {(DQ (${ VSub_Name RESULT))} {(DQ ('Multiple variables, first'))}
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    (Sentence
      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env1))} 
          {($ VSub_Name '$key2')}
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      terminator: <Op_Semi ';'>
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    (Sentence
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      terminator: <Op_Semi ';'>
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      {(DQ (${ VSub_Name RESULT))} {(DQ ('Multiple variables, second'))}
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    (Sentence
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      terminator: <Op_Semi ';'>
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    (Assignment
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      pairs: [
        (assign_pair
          lhs: (LhsName name:env1)
          op: Equal
          rhs: {(DQ (${ VSub_Name RESULT))}
          spids: [2023]
        )
      ]
      spids: [2023]
    )
    (C {(environment) (Lit_Other ':') (Lit_Other ':') (setVariable)} {(DQ (${ VSub_Name env1))} 
      {($ VSub_Name '$key1')} {($ VSub_Name '$value1')}
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      terminator: <Op_Semi ';'>
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      pairs: [
        (assign_pair
          lhs: (LhsName name:env2)
          op: Equal
          rhs: {(DQ (${ VSub_Name RESULT))}
          spids: [2058]
        )
      ]
      spids: [2058]
    )
    (C {(environment) (Lit_Other ':') (Lit_Other ':') (setVariable)} {(DQ (${ VSub_Name env2))} 
      {($ VSub_Name '$key2')} {($ VSub_Name '$value2')}
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    (Sentence
      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env2))} 
          {($ VSub_Name '$key2')}
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      terminator: <Op_Semi ';'>
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      terminator: <Op_Semi ';'>
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      {(DQ (${ VSub_Name RESULT))} {(DQ ('Second scope'))}
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      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env2))} 
          {($ VSub_Name '$key1')}
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      terminator: <Op_Semi ';'>
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      terminator: <Op_Semi ';'>
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      {(DQ (${ VSub_Name RESULT))} {(DQ ('Variable from first scope'))}
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      pairs: [
        (assign_pair
          lhs: (LhsName name:env3)
          op: Equal
          rhs: {(DQ (${ VSub_Name RESULT))}
          spids: [2205]
        )
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      spids: [2205]
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      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env3))} 
          {($ VSub_Name '$key1')}
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      terminator: <Op_Semi ';'>
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      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (hasValue)} {(DQ (${ VSub_Name env3))} 
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      terminator: <Op_Semi ';'>
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      pairs: [
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          lhs: (LhsName name:env1)
          op: Equal
          rhs: {(DQ (${ VSub_Name RESULT))}
          spids: [2316]
        )
      ]
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      {($ VSub_Name '$key1')} {($ VSub_Name '$value1')}
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      pairs: [
        (assign_pair
          lhs: (LhsName name:env2)
          op: Equal
          rhs: {(DQ (${ VSub_Name RESULT))}
          spids: [2351]
        )
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      spids: [2351]
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    (C {(environment) (Lit_Other ':') (Lit_Other ':') (setOrReplaceVariable)} {(DQ (${ VSub_Name env2))} 
      {($ VSub_Name '$key2')} {($ VSub_Name '$value2')}
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    (C {(environment) (Lit_Other ':') (Lit_Other ':') (setOrReplaceVariable)} {(DQ (${ VSub_Name env2))} 
      {($ VSub_Name '$key1')} {($ VSub_Name '$value3')}
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    (Sentence
      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env2))} 
          {($ VSub_Name '$key2')}
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      terminator: <Op_Semi ';'>
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      terminator: <Op_Semi ';'>
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      {(DQ (${ VSub_Name RESULT))} {(DQ ('Second scope'))}
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      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env2))} 
          {($ VSub_Name '$key1')}
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      terminator: <Op_Semi ';'>
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      terminator: <Op_Semi ';'>
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      {(DQ (${ VSub_Name RESULT))} {(DQ ('Variable from first scope'))}
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      pairs: [
        (assign_pair
          lhs: (LhsName name:env3)
          op: Equal
          rhs: {(DQ (${ VSub_Name RESULT))}
          spids: [2513]
        )
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      spids: [2513]
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      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env3))} 
          {($ VSub_Name '$key1')}
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      terminator: <Op_Semi ';'>
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      {(DQ (${ VSub_Name RESULT))} {(DQ ('Variable from first scope post pop'))}
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      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (hasValue)} {(DQ (${ VSub_Name env3))} 
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      terminator: <Op_Semi ';'>
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      {(DQ ('Variable from second scope after we popped it'))}
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          lhs: (LhsName name:env1)
          op: Equal
          rhs: {(DQ ($ VSub_Name '$RESULT'))}
          spids: [2626]
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    (C {(environment) (Lit_Other ':') (Lit_Other ':') (setVariable)} {($ VSub_Name '$env1')} 
      {($ VSub_Name '$key1')} {($ VSub_Name '$value1')}
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          op: Equal
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          spids: [2655]
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      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env1))} 
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      {(DQ (${ VSub_Name RESULT))} {(DQ ('setVariable, original env'))}
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      child: 
        (C {(environment) (Lit_Other ':') (Lit_Other ':') (getValue)} {(DQ (${ VSub_Name env2))} 
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                      {
                        (BracedVarSub
                          token: <VSub_Number 1>
                          suffix_op: (StringUnary op_id:VTest_Plus arg_word:{(isset)})
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)