Description Usage Arguments See Also
Uses Sys.which
internally, so it should work
on Windows and Unix.alikes.
1 | has_command(cmd, msg = "")
|
cmd |
The exececutable to test for. |
msg |
Additional message if the test fails. |
Other tests: all_empty
,
are_empty
, is.empty
;
all_scalar
, are_scalar
,
is.scalar
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