Arguments to pass to a Shiny App in a child process

Source: R/app_args.R

  • runApp_args: Arguments that populate a runApp call that will be run in a child process.

  • golem_args: Arguments that populate an app run via the golem package.

The command is appended predefined commands and sent to a process object.

runApp_args(
  appDir = getwd(),
  test_port = httpuv::randomPort(),
  test_ip = getOption("shiny.host", "127.0.0.1"),
  test_path = tempdir()
)

golem_args(
  package_name = "",
  test_port = httpuv::randomPort(),
  test_ip = getOption("shiny.host", "127.0.0.1"),
  test_path = tempdir()
)

Arguments

appDir

The application to run. Should be one of the following (Default: getwd()):

  • A directory containing server.R, plus, either ui.R or a www directory that contains the file index.html.

  • A directory containing app.R.

  • An .R file containing a Shiny application, ending with an expression that produces a Shiny app object.
test_port

integer, port to run the app on, Default: httpuv::randomPort() Default: getOption("shiny.host", "127.0.0.1")
test_ip

The IPv4 address that the application should listen on.
test_path

character, Path the child process will have access to on the master, Default: tempdir()
package_name

name of the golem package

Value

character

See also

runApp, process

Examples


runApp_args()

#> [1] "pkgload::load_all()"                                                                                                   
#> [2] "library(whereami)"                                                                                                     
#> [3] "whereami::set_whereami_log('/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T//RtmpcXxHBG/reactor')"                    
#> [4] "options('shiny.port'= 11336,shiny.host='127.0.0.1')"                                                                   
#> [5] "shiny::runApp(appDir = '/private/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T/RtmpcXxHBG/file5a4cc3f63d/reference')"

golem_args()

#> [1] "pkgload::load_all()"                                                                               
#> [2] "library(whereami)"                                                                                 
#> [3] "whereami::set_whereami_log('/var/folders/24/8k48jl6d249_n_qfxwsl6xvm0000gn/T//RtmpcXxHBG/reactor')"
#> [4] "options('shiny.port'= 47787,shiny.host='127.0.0.1')"                                               
#> [5] "run_app()"