cannot rename count variable to x

[eutwt]

df <- data.frame(a = 1)

df |> 
  dplyr::count(a)
#>   a n
#> 1 1 1
df |> 
  dplyr::count(y = a)
#>   y n
#> 1 1 1
df |> 
  dplyr::count(x = a)
#> Error: object 'a' not found

R.version
#>                _                           
#> platform       x86_64-apple-darwin20       
#> arch           x86_64                      
#> os             darwin20                    
#> system         x86_64, darwin20            
#> status                                     
#> major          4                           
#> minor          5.1                         
#> year           2025                        
#> month          06                          
#> day            13                          
#> svn rev        88306                       
#> language       R                           
#> version.string R version 4.5.1 (2025-06-13)
#> nickname       Great Square Root
packageVersion("dplyr")
#> [1] '1.1.4'

^{Created on 2025-11-19 with reprex v2.1.1}

same result with GitHub dplyr

df <- data.frame(a = 1)

df |> 
  dplyr::count(a)
#>   a n
#> 1 1 1
df |> 
  dplyr::count(y = a)
#>   y n
#> 1 1 1
df |> 
  dplyr::count(x = a)
#> Error: object 'a' not found

R.version
#>                _                           
#> platform       x86_64-apple-darwin20       
#> arch           x86_64                      
#> os             darwin20                    
#> system         x86_64, darwin20            
#> status                                     
#> major          4                           
#> minor          5.1                         
#> year           2025                        
#> month          06                          
#> day            13                          
#> svn rev        88306                       
#> language       R                           
#> version.string R version 4.5.1 (2025-06-13)
#> nickname       Great Square Root
packageVersion("dplyr")
#> [1] '1.1.4.9000'

^{Created on 2025-11-19 with reprex v2.1.1}

[eutwt]

well, I guess I should check the function signature first