Dependency "cannot open the connection"

[schloerke]

When finding deps in a folder that contains a folder with .Rmd at the end of the name, renv tries to readLines on the folder.

Example setup:

❯❯ renv::dependencies("examples/00-setup")
Finding R package dependencies ... Done!
                                                                            Source
1 /Users/barret/Documents/git/rstudio/learnr/learnr/examples/00-setup/00-setup.Rmd
2 /Users/barret/Documents/git/rstudio/learnr/learnr/examples/00-setup/00-setup.Rmd
3 /Users/barret/Documents/git/rstudio/learnr/learnr/examples/00-setup/00-setup.Rmd
4 /Users/barret/Documents/git/rstudio/learnr/learnr/examples/00-setup/00-setup.Rmd
5    /Users/barret/Documents/git/rstudio/learnr/learnr/examples/00-setup/rsconnect
6                                                       cannot open the connection
                     Package                    Require
1                  rmarkdown                           
2                      shiny                           
3                     learnr                           
4                     learnr                           
5                  rsconnect                           
6 cannot open the connection cannot open the connection
                     Version
1                           
2                           
3                           
4                           
5                           
6 cannot open the connection

✔ learnr@renv_deps* 146 MiB 
❯❯ system("tree examples/00-setup")
examples/00-setup
├── 00-setup.Rmd
├── 00-setup.html
└── rsconnect
    └── documents
        └── 00-setup.Rmd
            └── shinyapps.io
                └── jjallaire
                    └── learnr-tutorial-00-setup.dcf

5 directories, 3 files

✔ learnr@renv_deps* 146 MiB 

Warnings when I look for deps on the whole learnr pkg

❯❯ warnings()
Warning messages:
1: In base::file(file, encoding = encoding) :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/00-setup/rsconnect/documents/00-setup.Rmd' is not a regular file
2: In readLines(con, warn = FALSE) :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/00-setup/rsconnect/documents/00-setup.Rmd': it is a directory
3: In file(con, "r") :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/00-setup/rsconnect/documents/00-setup.Rmd' is not a regular file
4: In file(con, "r") :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/00-setup/rsconnect/documents/00-setup.Rmd': it is a directory
5: In file(con, "r") : cannot open the connection
6: In base::file(file, encoding = encoding) :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/01-data-basics/rsconnect/documents/01-data-basics.Rmd' is not a regular file
7: In readLines(con, warn = FALSE) :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/01-data-basics/rsconnect/documents/01-data-basics.Rmd': it is a directory
8: In file(con, "r") :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/01-data-basics/rsconnect/documents/01-data-basics.Rmd' is not a regular file
9: In file(con, "r") :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/01-data-basics/rsconnect/documents/01-data-basics.Rmd': it is a directory
10: In file(con, "r") : cannot open the connection
11: partial match of 'eval' to 'evaluate.exercise'
12: In base::file(file, encoding = encoding) :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03a-data-manip-filter/rsconnect/documents/03a-data-manip-filter.Rmd' is not a regular file
13: In readLines(con, warn = FALSE) :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03a-data-manip-filter/rsconnect/documents/03a-data-manip-filter.Rmd': it is a directory
14: In file(con, "r") :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03a-data-manip-filter/rsconnect/documents/03a-data-manip-filter.Rmd' is not a regular file
15: In file(con, "r") :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03a-data-manip-filter/rsconnect/documents/03a-data-manip-filter.Rmd': it is a directory
16: In file(con, "r") : cannot open the connection
17: In base::file(file, encoding = encoding) :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03b-data-manip-mutate/rsconnect/documents/03b-data-manip-mutate.Rmd' is not a regular file
18: In readLines(con, warn = FALSE) :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03b-data-manip-mutate/rsconnect/documents/03b-data-manip-mutate.Rmd': it is a directory
19: In file(con, "r") :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03b-data-manip-mutate/rsconnect/documents/03b-data-manip-mutate.Rmd' is not a regular file
20: In file(con, "r") :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03b-data-manip-mutate/rsconnect/documents/03b-data-manip-mutate.Rmd': it is a directory
21: In file(con, "r") : cannot open the connection
22: In base::file(file, encoding = encoding) :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03c-data-manip-summarise/rsconnect/documents/03c-data-manip-summarise.Rmd' is not a regular file
23: In readLines(con, warn = FALSE) :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03c-data-manip-summarise/rsconnect/documents/03c-data-manip-summarise.Rmd': it is a directory
24: In file(con, "r") :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03c-data-manip-summarise/rsconnect/documents/03c-data-manip-summarise.Rmd' is not a regular file
25: In file(con, "r") :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/examples/03c-data-manip-summarise/rsconnect/documents/03c-data-manip-summarise.Rmd': it is a directory
26: In file(con, "r") : cannot open the connection
27: In base::file(file, encoding = encoding) :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/inst/tutorials/quiz_question/rsconnect/documents/quiz_question.Rmd' is not a regular file
28: In readLines(con, warn = FALSE) :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/inst/tutorials/quiz_question/rsconnect/documents/quiz_question.Rmd': it is a directory
29: In file(con, "r") :
  'raw = FALSE' but '/Users/barret/Documents/git/rstudio/learnr/learnr/inst/tutorials/quiz_question/rsconnect/documents/quiz_question.Rmd' is not a regular file
30: In file(con, "r") :
  cannot open file '/Users/barret/Documents/git/rstudio/learnr/learnr/inst/tutorials/quiz_question/rsconnect/documents/quiz_question.Rmd': it is a directory
31: In file(con, "r") : cannot open the connection