test_that("labelling compound {} expression gives single string", {
out <- expr_label(quote({
1 + 2
}))
expect_length(out, 1)
expect_type(out, "character")
})
test_that("can label multiline functions", {
expect_equal(
expr_label(quote(function(x, y) {})),
"function(x, y) ..."
)
})
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