Nothing
test_that("provenance", {
skip_on_cran()
env <- new.env()
expect_silent(cmd_wrap('doesnotexist', 'dne', env))
expect_error(env$dne())
expect_silent(cmd_wrap('base', 'sum', env))
expect_silent(env$sum(1:4, .lhs = 'x'))
expect_silent(basewrap('base', 'sum', env))
expect_silent(env$.sum(1:4))
})
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