osrm.backend (version 0.2.0)

osrm_clear_path: Clear OSRM Path from Project's .Rprofile

Description

Scans the .Rprofile file in the current project's root directory and removes any lines that were added by osrm_install() to modify the PATH.

Usage

osrm_clear_path(quiet = FALSE)

Value

TRUE if the file was modified, FALSE otherwise.

Arguments

quiet

A logical value. If TRUE, suppresses messages. Defaults to FALSE.

Examples

# \donttest{
if (identical(Sys.getenv("OSRM_EXAMPLES"), "true")) {
  # Clean up a temporary project's .Rprofile
  old <- setwd(tempdir())
  on.exit(setwd(old), add = TRUE)
  writeLines(
    c(
      "#added-by-r-pkg-osrm.backend",
      'Sys.setenv(PATH = paste("dummy", Sys.getenv("PATH"), sep = .Platform$path.sep))'
    ),
    ".Rprofile"
  )
  osrm_clear_path(quiet = TRUE)
  unlink(".Rprofile")
}
# }