Nothing
context("tex_group_by_char")
test_that("Examples", {
out <- tex_group_by_char("a{b}")[[1]]
expect_equal(out, c(0, 1, 1, 0))
out <- tex_group_by_char("a{bc}{d{e}}")[[1]]
expect_equal(out, c(0, 1, 1, 1, 0, 1, 1, 2, 2, 1, 0))
})
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