ROOT (token: short_text [lag_newlines/spaces] {pos_id})                    
 ¦--COMMENT: #' @a [0/0] {1}                                               
 ¦--COMMENT: #' @i [1/0] {2}                                               
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 ¦--COMMENT: #' Pr [2/0] {6}                                               
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 ¦--COMMENT: #' Pe [1/0] {8}                                               
 ¦--COMMENT: #' (c [1/0] {9}                                               
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 ¦--COMMENT: #' [1/0] {11}                                                 
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 ¦--COMMENT: #' @p [1/0] {13}                                              
 ¦--COMMENT: #' @p [1/0] {14}                                              
 ¦--COMMENT: #'    [1/0] {15}                                              
 ¦--COMMENT: #'    [1/0] {16}                                              
 ¦--COMMENT: #'    [1/0] {17}                                              
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 ¦--COMMENT: #'    [1/0] {27}                                              
 ¦--COMMENT: #' @s [1/0] {28}                                              
 ¦--COMMENT: #' Th [1/0] {29}                                              
 ¦--COMMENT: #' co [1/0] {30}                                              
 ¦--COMMENT: #' th [1/0] {31}                                              
 ¦--COMMENT: #' [1/0] {32}                                                 
 ¦--COMMENT: #' We [1/0] {33}                                              
 ¦--COMMENT: #' ch [1/0] {34}                                              
 ¦--COMMENT: #' tr [1/0] {35}                                              
 ¦--COMMENT: #' [1/0] {36}                                                 
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 ¦--COMMENT: #' th [1/0] {39}                                              
 ¦--COMMENT: #' @s [1/0] {40}                                              
 ¦--COMMENT: #' Th [1/0] {41}                                              
 ¦--COMMENT: #' yi [1/0] {42}                                              
 ¦--COMMENT: #' [1/0] {43}                                                 
 ¦--COMMENT: #' If [1/0] {44}                                              
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 ¦--COMMENT: #' He [1/0] {46}                                              
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 ¦--COMMENT: #' Th [1/0] {48}                                              
 ¦--COMMENT: #' er [1/0] {49}                                              
 ¦--COMMENT: #' [1/0] {50}                                                 
 ¦--COMMENT: #' No [1/0] {51}                                              
 ¦--COMMENT: #' th [1/0] {52}                                              
 ¦--COMMENT: #' st [1/0] {53}                                              
 ¦--COMMENT: #' in [1/0] {54}                                              
 ¦--COMMENT: #' [1/0] {55}                                                 
 ¦--COMMENT: #' Se [1/0] {56}                                              
 ¦--COMMENT: #' @i [1/0] {57}                                              
 ¦--COMMENT: #' @f [1/0] {58}                                              
 ¦--COMMENT: #' @e [1/0] {59}                                              
 ¦--COMMENT: #' \d [1/0] {60}                                             
 ¦--COMMENT: #' st [1/0] {61}                                              
 ¦--COMMENT: #' st [1/0] {62}                                              
 ¦--COMMENT: #'    [1/0] {63}                                              
 ¦--COMMENT: #'    [1/0] {64}                                              
 ¦--COMMENT: #' ) [1/0] {65}                                               
 ¦--COMMENT: #' } [1/0] {66}                                               
 ¦--COMMENT: #' @e [1/0] {67}                                              
 ¦--expr:  [1/0] {68}                                                      
 ¦   ¦--expr:  [0/1] {70}                                                  
 ¦   ¦   °--SYMBOL: style [0/0] {69}                                       
 ¦   ¦--LEFT_ASSIGN: <- [0/1] {71}                                         
 ¦   °--expr:  [0/0] {72}                                                  
 ¦       ¦--FUNCTION: funct [0/0] {73}                                     
 ¦       ¦--'(': ( [0/0] {74}                                              
 ¦       ¦--SYMBOL_FORMALS: pkg [0/1] {75}                                 
 ¦       ¦--EQ_FORMALS: = [0/1] {76}                                       
 ¦       ¦--expr:  [0/0] {78}                                              
 ¦       ¦   °--STR_CONST: "." [0/0] {77}                                  
 ¦       ¦--',': , [0/22] {79}                                             
 ¦       ¦--SYMBOL_FORMALS: ... [1/0] {80}                                 
 ¦       ¦--',': , [0/22] {81}                                             
 ¦       ¦--SYMBOL_FORMALS: style [1/1] {82}                               
 ¦       ¦--EQ_FORMALS: = [0/1] {83}                                       
 ¦       ¦--expr:  [0/0] {85}                                              
 ¦       ¦   °--SYMBOL: tidyv [0/0] {84}                                   
 ¦       ¦--',': , [0/22] {86}                                             
 ¦       ¦--SYMBOL_FORMALS: trans [1/1] {87}                               
 ¦       ¦--EQ_FORMALS: = [0/1] {88}                                       
 ¦       ¦--expr:  [0/0] {89}                                              
 ¦       ¦   ¦--expr:  [0/0] {91}                                          
 ¦       ¦   ¦   °--SYMBOL_FUNCTION_CALL: style [0/0] {90}                 
 ¦       ¦   ¦--'(': ( [0/0] {92}                                          
 ¦       ¦   ¦--expr:  [0/0] {94}                                          
 ¦       ¦   ¦   °--SYMBOL: ... [0/0] {93}                                 
 ¦       ¦   °--')': ) [0/0] {95}                                          
 ¦       ¦--',': , [0/22] {96}                                             
 ¦       ¦--SYMBOL_FORMALS: filet [1/1] {97}                               
 ¦       ¦--EQ_FORMALS: = [0/1] {98}                                       
 ¦       ¦--expr:  [0/0] {100}                                             
 ¦       ¦   °--STR_CONST: "R" [0/0] {99}                                  
 ¦       ¦--',': , [0/22] {101}                                            
 ¦       ¦--SYMBOL_FORMALS: exclu [1/1] {102}                              
 ¦       ¦--EQ_FORMALS: = [0/1] {103}                                      
 ¦       ¦--expr:  [0/0] {105}                                             
 ¦       ¦   °--STR_CONST: "R/Rc [0/0] {104}                               
 ¦       ¦--',': , [0/22] {106}                                            
 ¦       ¦--SYMBOL_FORMALS: inclu [1/1] {107}                              
 ¦       ¦--EQ_FORMALS: = [0/1] {108}                                      
 ¦       ¦--expr:  [0/0] {110}                                             
 ¦       ¦   °--NUM_CONST: TRUE [0/0] {109}                                
 ¦       ¦--')': ) [0/1] {111}                                             
 ¦       °--expr:  [0/0] {112}                                             
 ¦           ¦--'{': { [0/2] {113}                                         
 ¦           ¦--expr:  [1/2] {114}                                         
 ¦           ¦   ¦--expr:  [0/1] {116}                                     
 ¦           ¦   ¦   °--SYMBOL: pkg_r [0/0] {115}                          
 ¦           ¦   ¦--LEFT_ASSIGN: <- [0/1] {117}                            
 ¦           ¦   °--expr:  [0/0] {118}                                     
 ¦           ¦       ¦--expr:  [0/0] {119}                                 
 ¦           ¦       ¦   ¦--SYMBOL_PACKAGE: rproj [0/0] {120}              
 ¦           ¦       ¦   ¦--NS_GET: :: [0/0] {121}                         
 ¦           ¦       ¦   °--SYMBOL_FUNCTION_CALL: find_ [0/0] {122}        
 ¦           ¦       ¦--'(': ( [0/0] {123}                                 
 ¦           ¦       ¦--SYMBOL_SUB: path [0/1] {124}                       
 ¦           ¦       ¦--EQ_SUB: = [0/1] {125}                              
 ¦           ¦       ¦--expr:  [0/0] {127}                                 
 ¦           ¦       ¦   °--SYMBOL: pkg [0/0] {126}                        
 ¦           ¦       °--')': ) [0/0] {128}                                 
 ¦           ¦--expr:  [1/2] {129}                                         
 ¦           ¦   ¦--expr:  [0/1] {131}                                     
 ¦           ¦   ¦   °--SYMBOL: chang [0/0] {130}                          
 ¦           ¦   ¦--LEFT_ASSIGN: <- [0/1] {132}                            
 ¦           ¦   °--expr:  [0/0] {133}                                     
 ¦           ¦       ¦--expr:  [0/0] {134}                                 
 ¦           ¦       ¦   ¦--SYMBOL_PACKAGE: withr [0/0] {135}              
 ¦           ¦       ¦   ¦--NS_GET: :: [0/0] {136}                         
 ¦           ¦       ¦   °--SYMBOL_FUNCTION_CALL: with_ [0/0] {137}        
 ¦           ¦       ¦--'(': ( [0/0] {138}                                 
 ¦           ¦       ¦--expr:  [0/0] {140}                                 
 ¦           ¦       ¦   °--SYMBOL: pkg_r [0/0] {139}                      
 ¦           ¦       ¦--',': , [0/1] {141}                                 
 ¦           ¦       ¦--expr:  [0/0] {142}                                 
 ¦           ¦       ¦   ¦--expr:  [0/0] {144}                             
 ¦           ¦       ¦   ¦   °--SYMBOL_FUNCTION_CALL: prett [0/0] {143}    
 ¦           ¦       ¦   ¦--'(': ( [0/4] {145}                             
 ¦           ¦       ¦   ¦--expr:  [1/0] {147}                             
 ¦           ¦       ¦   ¦   °--SYMBOL: trans [0/0] {146}                  
 ¦           ¦       ¦   ¦--',': , [0/1] {148}                             
 ¦           ¦       ¦   ¦--expr:  [0/0] {150}                             
 ¦           ¦       ¦   ¦   °--SYMBOL: filet [0/0] {149}                  
 ¦           ¦       ¦   ¦--',': , [0/1] {151}                             
 ¦           ¦       ¦   ¦--expr:  [0/0] {153}                             
 ¦           ¦       ¦   ¦   °--SYMBOL: exclu [0/0] {152}                  
 ¦           ¦       ¦   ¦--',': , [0/1] {154}                             
 ¦           ¦       ¦   ¦--expr:  [0/2] {156}                             
 ¦           ¦       ¦   ¦   °--SYMBOL: inclu [0/0] {155}                  
 ¦           ¦       ¦   °--')': ) [1/0] {157}                             
 ¦           ¦       °--')': ) [0/0] {158}                                 
 ¦           ¦--expr:  [1/0] {159}                                         
 ¦           ¦   ¦--expr:  [0/0] {161}                                     
 ¦           ¦   ¦   °--SYMBOL_FUNCTION_CALL: invis [0/0] {160}            
 ¦           ¦   ¦--'(': ( [0/0] {162}                                     
 ¦           ¦   ¦--expr:  [0/0] {164}                                     
 ¦           ¦   ¦   °--SYMBOL: chang [0/0] {163}                          
 ¦           ¦   °--')': ) [0/0] {165}                                     
 ¦           °--'}': } [1/0] {166}                                         
 ¦--expr:  [2/0] {167}                                                     
 ¦   ¦--expr:  [0/1] {169}                                                 
 ¦   ¦   °--SYMBOL: prett [0/0] {168}                                      
 ¦   ¦--LEFT_ASSIGN: <- [0/1] {170}                                        
 ¦   °--expr:  [0/0] {171}                                                 
 ¦       ¦--FUNCTION: funct [0/0] {172}                                    
 ¦       ¦--'(': ( [0/0] {173}                                             
 ¦       ¦--SYMBOL_FORMALS: trans [0/0] {174}                              
 ¦       ¦--',': , [0/25] {175}                                            
 ¦       ¦--SYMBOL_FORMALS: filet [1/0] {176}                              
 ¦       ¦--',': , [0/25] {177}                                            
 ¦       ¦--SYMBOL_FORMALS: exclu [1/0] {178}                              
 ¦       ¦--',': , [0/25] {179}                                            
 ¦       ¦--SYMBOL_FORMALS: inclu [1/0] {180}                              
 ¦       ¦--')': ) [0/1] {181}                                             
 ¦       °--expr:  [0/0] {182}                                             
 ¦           ¦--'{': { [0/2] {183}                                         
 ¦           ¦--expr:  [1/2] {184}                                         
 ¦           ¦   ¦--expr:  [0/1] {186}                                     
 ¦           ¦   ¦   °--SYMBOL: filet [0/0] {185}                          
 ¦           ¦   ¦--LEFT_ASSIGN: <- [0/1] {187}                            
 ¦           ¦   °--expr:  [0/0] {188}                                     
 ¦           ¦       ¦--expr:  [0/0] {190}                                 
 ¦           ¦       ¦   °--SYMBOL_FUNCTION_CALL: set_a [0/0] {189}        
 ¦           ¦       ¦--'(': ( [0/0] {191}                                 
 ¦           ¦       ¦--expr:  [0/0] {193}                                 
 ¦           ¦       ¦   °--SYMBOL: filet [0/0] {192}                      
 ¦           ¦       °--')': ) [0/0] {194}                                 
 ¦           ¦--expr:  [1/2] {195}                                         
 ¦           ¦   ¦--expr:  [0/1] {197}                                     
 ¦           ¦   ¦   °--SYMBOL: r_fil [0/0] {196}                          
 ¦           ¦   ¦--LEFT_ASSIGN: <- [0/1] {198}                            
 ¦           ¦   ¦--expr:  [0/1] {201}                                     
 ¦           ¦   ¦   °--SYMBOL: vigne [0/0] {200}                          
 ¦           ¦   ¦--LEFT_ASSIGN: <- [0/1] {202}                            
 ¦           ¦   ¦--expr:  [0/1] {205}                                     
 ¦           ¦   ¦   °--SYMBOL: readm [0/0] {204}                          
 ¦           ¦   ¦--LEFT_ASSIGN: <- [0/1] {206}                            
 ¦           ¦   °--expr:  [0/0] {208}                                     
 ¦           ¦       °--NULL_CONST: NULL [0/0] {207}                       
 ¦           ¦--expr:  [2/2] {209}                                         
 ¦           ¦   ¦--IF: if [0/1] {210}                                     
 ¦           ¦   ¦--'(': ( [0/0] {211}                                     
 ¦           ¦   ¦--expr:  [0/0] {212}                                     
 ¦           ¦   ¦   ¦--expr:  [0/1] {214}                                 
 ¦           ¦   ¦   ¦   °--STR_CONST: "\\.r [0/0] {213}                 
 ¦           ¦   ¦   ¦--SPECIAL-IN: %in% [0/1] {215}                       
 ¦           ¦   ¦   °--expr:  [0/0] {217}                                 
 ¦           ¦   ¦       °--SYMBOL: filet [0/0] {216}                      
 ¦           ¦   ¦--')': ) [0/1] {218}                                     
 ¦           ¦   °--expr:  [0/0] {219}                                     
 ¦           ¦       ¦--'{': { [0/4] {220}                                 
 ¦           ¦       ¦--expr:  [1/2] {221}                                 
 ¦           ¦       ¦   ¦--expr:  [0/1] {223}                             
 ¦           ¦       ¦   ¦   °--SYMBOL: r_fil [0/0] {222}                  
 ¦           ¦       ¦   ¦--LEFT_ASSIGN: <- [0/1] {224}                    
 ¦           ¦       ¦   °--expr:  [0/0] {225}                             
 ¦           ¦       ¦       ¦--expr:  [0/0] {227}                         
 ¦           ¦       ¦       ¦   °--SYMBOL_FUNCTION_CALL: dir [0/0] {226}  
 ¦           ¦       ¦       ¦--'(': ( [0/6] {228}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: path [1/1] {229}               
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {230}                      
 ¦           ¦       ¦       ¦--expr:  [0/0] {231}                         
 ¦           ¦       ¦       ¦   ¦--expr:  [0/0] {233}                     
 ¦           ¦       ¦       ¦   ¦   °--SYMBOL_FUNCTION_CALL: c [0/0] {232}
 ¦           ¦       ¦       ¦   ¦--'(': ( [0/0] {234}                     
 ¦           ¦       ¦       ¦   ¦--expr:  [0/0] {236}                     
 ¦           ¦       ¦       ¦   ¦   °--STR_CONST: "R" [0/0] {235}         
 ¦           ¦       ¦       ¦   ¦--',': , [0/1] {237}                     
 ¦           ¦       ¦       ¦   ¦--expr:  [0/0] {239}                     
 ¦           ¦       ¦       ¦   ¦   °--STR_CONST: "test [0/0] {238}       
 ¦           ¦       ¦       ¦   ¦--',': , [0/1] {240}                     
 ¦           ¦       ¦       ¦   ¦--expr:  [0/0] {242}                     
 ¦           ¦       ¦       ¦   ¦   °--STR_CONST: "data [0/0] {241}       
 ¦           ¦       ¦       ¦   °--')': ) [0/0] {243}                     
 ¦           ¦       ¦       ¦--',': , [0/1] {244}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: patte [0/1] {245}              
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {246}                      
 ¦           ¦       ¦       ¦--expr:  [0/0] {248}                         
 ¦           ¦       ¦       ¦   °--STR_CONST: "\\.r [0/0] {247}         
 ¦           ¦       ¦       ¦--',': , [0/6] {249}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: ignor [1/1] {250}              
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {251}                      
 ¦           ¦       ¦       ¦--expr:  [0/0] {253}                         
 ¦           ¦       ¦       ¦   °--NUM_CONST: TRUE [0/0] {252}            
 ¦           ¦       ¦       ¦--',': , [0/1] {254}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: recur [0/1] {255}              
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {256}                      
 ¦           ¦       ¦       ¦--expr:  [0/0] {258}                         
 ¦           ¦       ¦       ¦   °--NUM_CONST: TRUE [0/0] {257}            
 ¦           ¦       ¦       ¦--',': , [0/1] {259}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: full. [0/1] {260}              
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {261}                      
 ¦           ¦       ¦       ¦--expr:  [0/4] {263}                         
 ¦           ¦       ¦       ¦   °--NUM_CONST: TRUE [0/0] {262}            
 ¦           ¦       ¦       °--')': ) [1/0] {264}                         
 ¦           ¦       °--'}': } [1/0] {265}                                 
 ¦           ¦--expr:  [2/2] {266}                                         
 ¦           ¦   ¦--IF: if [0/1] {267}                                     
 ¦           ¦   ¦--'(': ( [0/0] {268}                                     
 ¦           ¦   ¦--expr:  [0/0] {269}                                     
 ¦           ¦   ¦   ¦--expr:  [0/1] {271}                                 
 ¦           ¦   ¦   ¦   °--STR_CONST: "\\.r [0/0] {270}                 
 ¦           ¦   ¦   ¦--SPECIAL-IN: %in% [0/1] {272}                       
 ¦           ¦   ¦   °--expr:  [0/0] {274}                                 
 ¦           ¦   ¦       °--SYMBOL: filet [0/0] {273}                      
 ¦           ¦   ¦--')': ) [0/1] {275}                                     
 ¦           ¦   °--expr:  [0/0] {276}                                     
 ¦           ¦       ¦--'{': { [0/4] {277}                                 
 ¦           ¦       ¦--expr:  [1/4] {278}                                 
 ¦           ¦       ¦   ¦--expr:  [0/1] {280}                             
 ¦           ¦       ¦   ¦   °--SYMBOL: vigne [0/0] {279}                  
 ¦           ¦       ¦   ¦--LEFT_ASSIGN: <- [0/1] {281}                    
 ¦           ¦       ¦   °--expr:  [0/0] {282}                             
 ¦           ¦       ¦       ¦--expr:  [0/0] {284}                         
 ¦           ¦       ¦       ¦   °--SYMBOL_FUNCTION_CALL: dir [0/0] {283}  
 ¦           ¦       ¦       ¦--'(': ( [0/6] {285}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: path [1/1] {286}               
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {287}                      
 ¦           ¦       ¦       ¦--expr:  [0/0] {289}                         
 ¦           ¦       ¦       ¦   °--STR_CONST: "vign [0/0] {288}           
 ¦           ¦       ¦       ¦--',': , [0/1] {290}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: patte [0/1] {291}              
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {292}                      
 ¦           ¦       ¦       ¦--expr:  [0/0] {294}                         
 ¦           ¦       ¦       ¦   °--STR_CONST: "\\.r [0/0] {293}         
 ¦           ¦       ¦       ¦--',': , [0/6] {295}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: ignor [1/1] {296}              
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {297}                      
 ¦           ¦       ¦       ¦--expr:  [0/0] {299}                         
 ¦           ¦       ¦       ¦   °--NUM_CONST: TRUE [0/0] {298}            
 ¦           ¦       ¦       ¦--',': , [0/1] {300}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: recur [0/1] {301}              
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {302}                      
 ¦           ¦       ¦       ¦--expr:  [0/0] {304}                         
 ¦           ¦       ¦       ¦   °--NUM_CONST: TRUE [0/0] {303}            
 ¦           ¦       ¦       ¦--',': , [0/1] {305}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: full. [0/1] {306}              
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {307}                      
 ¦           ¦       ¦       ¦--expr:  [0/4] {309}                         
 ¦           ¦       ¦       ¦   °--NUM_CONST: TRUE [0/0] {308}            
 ¦           ¦       ¦       °--')': ) [1/0] {310}                         
 ¦           ¦       ¦--expr:  [1/2] {311}                                 
 ¦           ¦       ¦   ¦--expr:  [0/1] {313}                             
 ¦           ¦       ¦   ¦   °--SYMBOL: readm [0/0] {312}                  
 ¦           ¦       ¦   ¦--LEFT_ASSIGN: <- [0/1] {314}                    
 ¦           ¦       ¦   °--expr:  [0/0] {315}                             
 ¦           ¦       ¦       ¦--expr:  [0/0] {317}                         
 ¦           ¦       ¦       ¦   °--SYMBOL_FUNCTION_CALL: dir [0/0] {316}  
 ¦           ¦       ¦       ¦--'(': ( [0/0] {318}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: patte [0/1] {319}              
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {320}                      
 ¦           ¦       ¦       ¦--expr:  [0/0] {322}                         
 ¦           ¦       ¦       ¦   °--STR_CONST: "^rea [0/0] {321}           
 ¦           ¦       ¦       ¦--',': , [0/1] {323}                         
 ¦           ¦       ¦       ¦--SYMBOL_SUB: ignor [0/1] {324}              
 ¦           ¦       ¦       ¦--EQ_SUB: = [0/1] {325}                      
 ¦           ¦       ¦       ¦--expr:  [0/0] {327}                         
 ¦           ¦       ¦       ¦   °--NUM_CONST: TRUE [0/0] {326}            
 ¦           ¦       ¦       °--')': ) [0/0] {328}                         
 ¦           ¦       °--'}': } [1/0] {329}                                 
 ¦           ¦--expr:  [2/2] {330}                                         
 ¦           ¦   ¦--expr:  [0/1] {332}                                     
 ¦           ¦   ¦   °--SYMBOL: files [0/0] {331}                          
 ¦           ¦   ¦--LEFT_ASSIGN: <- [0/1] {333}                            
 ¦           ¦   °--expr:  [0/0] {334}                                     
 ¦           ¦       ¦--expr:  [0/0] {336}                                 
 ¦           ¦       ¦   °--SYMBOL_FUNCTION_CALL: setdi [0/0] {335}        
 ¦           ¦       ¦--'(': ( [0/0] {337}                                 
 ¦           ¦       ¦--expr:  [0/0] {338}                                 
 ¦           ¦       ¦   ¦--expr:  [0/0] {340}                             
 ¦           ¦       ¦   ¦   °--SYMBOL_FUNCTION_CALL: c [0/0] {339}        
 ¦           ¦       ¦   ¦--'(': ( [0/0] {341}                             
 ¦           ¦       ¦   ¦--expr:  [0/0] {343}                             
 ¦           ¦       ¦   ¦   °--SYMBOL: r_fil [0/0] {342}                  
 ¦           ¦       ¦   ¦--',': , [0/1] {344}                             
 ¦           ¦       ¦   ¦--expr:  [0/0] {346}                             
 ¦           ¦       ¦   ¦   °--SYMBOL: vigne [0/0] {345}                  
 ¦           ¦       ¦   ¦--',': , [0/1] {347}                             
 ¦           ¦       ¦   ¦--expr:  [0/0] {349}                             
 ¦           ¦       ¦   ¦   °--SYMBOL: readm [0/0] {348}                  
 ¦           ¦       ¦   °--')': ) [0/0] {350}                             
 ¦           ¦       ¦--',': , [0/1] {351}                                 
 ¦           ¦       ¦--expr:  [0/0] {353}                                 
 ¦           ¦       ¦   °--SYMBOL: exclu [0/0] {352}                      
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 ¦           ¦--'{': { [0/2] {519}                                         
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 °--expr:  [1/0] {669}                                                     
     ¦--expr:  [0/1] {671}                                                 
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     °--expr:  [0/0] {673}                                                 
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         ¦--SYMBOL_FORMALS: path [0/0] {676}                               
         ¦--',': , [0/23] {677}                                            
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         ¦--',': , [0/23] {679}                                            
         ¦--SYMBOL_FORMALS: style [1/1] {680}                              
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         ¦--expr:  [0/0] {683}                                             
         ¦   °--SYMBOL: tidyv [0/0] {682}                                  
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         ¦   ¦--expr:  [0/0] {689}                                         
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         ¦--',': , [0/23] {694}                                            
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             ¦--'{': { [0/2] {701}                                         
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             ¦   °--expr:  [0/0] {706}                                     
             ¦       ¦--expr:  [0/0] {707}                                 
             ¦       ¦   ¦--SYMBOL_PACKAGE: withr [0/0] {708}              
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             ¦       ¦--'(': ( [0/4] {711}                                 
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             ¦       ¦   ¦--expr:  [0/0] {714}                             
             ¦       ¦   ¦   °--SYMBOL_FUNCTION_CALL: dirna [0/0] {713}    
             ¦       ¦   ¦--'(': ( [0/0] {715}                             
             ¦       ¦   ¦--expr:  [0/0] {717}                             
             ¦       ¦   ¦   °--SYMBOL: path [0/0] {716}                   
             ¦       ¦   °--')': ) [0/0] {718}                             
             ¦       ¦--',': , [0/4] {719}                                 
             ¦       ¦--expr:  [1/2] {720}                                 
             ¦       ¦   ¦--expr:  [0/0] {722}                             
             ¦       ¦   ¦   °--SYMBOL_FUNCTION_CALL: trans [0/0] {721}    
             ¦       ¦   ¦--'(': ( [0/0] {723}                             
             ¦       ¦   ¦--expr:  [0/0] {724}                             
             ¦       ¦   ¦   ¦--expr:  [0/0] {726}                         
             ¦       ¦   ¦   ¦   °--SYMBOL_FUNCTION_CALL: basen [0/0] {725}
             ¦       ¦   ¦   ¦--'(': ( [0/0] {727}                         
             ¦       ¦   ¦   ¦--expr:  [0/0] {729}                         
             ¦       ¦   ¦   ¦   °--SYMBOL: path [0/0] {728}               
             ¦       ¦   ¦   °--')': ) [0/0] {730}                         
             ¦       ¦   ¦--',': , [0/1] {731}                             
             ¦       ¦   ¦--expr:  [0/0] {733}                             
             ¦       ¦   ¦   °--SYMBOL: trans [0/0] {732}                  
             ¦       ¦   ¦--',': , [0/1] {734}                             
             ¦       ¦   ¦--expr:  [0/0] {736}                             
             ¦       ¦   ¦   °--SYMBOL: inclu [0/0] {735}                  
             ¦       ¦   °--')': ) [0/0] {737}                             
             ¦       °--')': ) [1/0] {738}                                 
             ¦--expr:  [1/0] {739}                                         
             ¦   ¦--expr:  [0/0] {741}                                     
             ¦   ¦   °--SYMBOL_FUNCTION_CALL: invis [0/0] {740}            
             ¦   ¦--'(': ( [0/0] {742}                                     
             ¦   ¦--expr:  [0/0] {744}                                     
             ¦   ¦   °--SYMBOL: chang [0/0] {743}                          
             ¦   °--')': ) [0/0] {745}                                     
             °--'}': } [1/0] {746}                                         
