ROOT (token: short_text [lag_newlines/spaces] {pos_id})                   
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 ¦--COMMENT: #'    [1/0] {4}                                              
 ¦--COMMENT: #' @p [1/0] {5}                                              
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 ¦--COMMENT: #' @i [1/0] {9}                                              
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 ¦--COMMENT: #' fi [1/0] {12}                                             
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 ¦--COMMENT: #' st [1/0] {15}                                             
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 ¦--COMMENT: #' xf [1/0] {18}                                             
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     ¦--expr:  [0/1] {24}                                                 
     ¦   °--SYMBOL: style [0/0] {23}                                      
     ¦--LEFT_ASSIGN: <- [0/1] {25}                                        
     °--expr:  [0/0] {26}                                                 
         ¦--FUNCTION: funct [0/0] {27}                                    
         ¦--'(': ( [0/0] {28}                                             
         ¦--SYMBOL_FORMALS: path [0/0] {29}                               
         ¦--',': , [0/23] {30}                                            
         ¦--SYMBOL_FORMALS: ... [1/1] {31}                                
         ¦--',': , [0/23] {32}                                            
         ¦--SYMBOL_FORMALS: style [1/1] {33}                              
         ¦--EQ_FORMALS: = [0/1] {34}                                      
         ¦--expr:  [0/0] {36}                                             
         ¦   °--SYMBOL: tidyv [0/0] {35}                                  
         ¦--',': , [0/23] {37}                                            
         ¦--SYMBOL_FORMALS: trans [1/1] {38}                              
         ¦--EQ_FORMALS: = [0/1] {39}                                      
         ¦--expr:  [0/0] {40}                                             
         ¦   ¦--expr:  [0/0] {42}                                         
         ¦   ¦   °--SYMBOL_FUNCTION_CALL: style [0/0] {41}                
         ¦   ¦--'(': ( [0/0] {43}                                         
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         ¦   °--')': ) [0/0] {46}                                         
         ¦--',': , [0/23] {47}                                            
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         ¦--EQ_FORMALS: = [0/1] {49}                                      
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         ¦   °--NUM_CONST: TRUE [0/0] {50}                                
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             ¦--'{': { [0/2] {54}                                         
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             ¦   ¦--expr:  [0/0] {57}                                     
             ¦   ¦   °--SYMBOL: chang [0/0] {56}                          
             ¦   ¦--LEFT_ASSIGN: <- [0/1] {58}                            
             ¦   °--expr:  [0/0] {59}                                     
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             ¦       ¦   ¦--SYMBOL_PACKAGE: withr [0/0] {61}              
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             ¦       ¦   ¦--expr:  [0/0] {67}                             
             ¦       ¦   ¦   °--SYMBOL_FUNCTION_CALL: dirna [0/0] {66}    
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             ¦       ¦   ¦--expr:  [0/12] {70}                            
             ¦       ¦   ¦   °--SYMBOL: path [0/0] {69}                   
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             ¦       ¦--',': , [0/4] {72}                                 
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             ¦       ¦   ¦--expr:  [0/0] {75}                             
             ¦       ¦   ¦   °--SYMBOL_FUNCTION_CALL: trans [0/0] {74}    
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             ¦       ¦   ¦--expr:  [0/0] {77}                             
             ¦       ¦   ¦   ¦--expr:  [0/0] {79}                         
             ¦       ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: basen [0/0] {78}
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             ¦       ¦   ¦   ¦   °--SYMBOL: path [0/0] {81}               
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             ¦       ¦   ¦--',': , [0/1] {84}                             
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             ¦       ¦   ¦   °--SYMBOL: trans [0/0] {85}                  
             ¦       ¦   °--')': ) [0/0] {87}                             
             ¦       °--')': ) [1/0] {88}                                 
             ¦--expr:  [1/0] {89}                                         
             ¦   ¦--expr:  [0/0] {91}                                     
             ¦   ¦   °--SYMBOL_FUNCTION_CALL: invis [0/0] {90}            
             ¦   ¦--'(': ( [0/0] {92}                                     
             ¦   ¦--expr:  [0/0] {94}                                     
             ¦   ¦   °--SYMBOL: chang [0/0] {93}                          
             ¦   °--')': ) [0/0] {95}                                     
             °--'}': } [1/0] {96}                                         
