tests/testthat/_snaps/r-bg.md

In callr: Call R from R

r_bg can be killed

Code
  x$get_result()
Condition
  Error:
  ! ! callr subprocess failed: could not start R, exited with non-zero status, has crashed or was killed

r_bg can get the error back

Code
  x$get_result()
Condition
  Error:
  ! ! in callr subprocess.
  Caused by error in `1 + "A"`:
  ! non-numeric argument to binary operator

callr documentation built on June 5, 2026, 5:06 p.m.