Create files, which are then automatically removed afterwards.

with_file(file, code)

local_file(file, .local_envir = parent.frame())

Arguments

file

[named list] Files to create.

code

[any] Code to execute in the temporary environment

.local_envir

[environment] The environment to use for scoping.

Value

[any] The results of the evaluation of the code argument.

See also

withr for examples

Examples

with_file("file1", { writeLines("foo", "file1") readLines("file1") }) with_file(list("file1" = writeLines("foo", "file1")), { readLines("file1") })