Error in re-building vignettes:
  ...
Warning in block_exec(params) :
  failed to tidy R code in chunk <chord1>
reason: Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  failed to tidy R code in chunk <tie>
reason: Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  failed to tidy R code in chunk <chord2>
reason: Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  failed to tidy R code in chunk <chord3>
reason: Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  failed to tidy R code in chunk <chord4>
reason: Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  failed to tidy R code in chunk <chord5>
reason: Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  failed to tidy R code in chunk <chord6>
reason: Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  failed to tidy R code in chunk <chord7>
reason: Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  failed to tidy R code in chunk <chord8>
reason: Error in loadNamespace(name) : there is no package called 'formatR'

Warning in block_exec(params) :
  failed to tidy R code in chunk <chord9>
reason: Error in loadNamespace(name) : there is no package called 'formatR'

Could not fetch https://github.com/leonawicz/tabr/blob/master/data-raw/vignette-pngs/ex13.png?raw=true
HttpExceptionRequest Request {
  host                 = "github.com"
  port                 = 443
  secure               = True
  requestHeaders       = []
  path                 = "/leonawicz/tabr/blob/master/data-raw/vignette-pngs/ex13.png"
  queryString          = "?raw=true"
  method               = "GET"
  proxy                = Nothing
  rawBody              = False
  redirectCount        = 10
  responseTimeout      = ResponseTimeoutDefault
  requestVersion       = HTTP/1.1
}
 NoResponseDataReceived
Error: processing vignette ‘tabr-chords.Rmd’ failed with diagnostics:
pandoc document conversion failed with error 61
Execution halted