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added imap_vec() #1137

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merged 3 commits into from
Aug 15, 2024
Merged

added imap_vec() #1137

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8d2ad6e
added imap_vec()
edavidaja Aug 15, 2024
b10faab
added test, fixed typo
edavidaja Aug 15, 2024
56db464
Merge branch 'main' into 1084-imap-vec
hadley Aug 15, 2024
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1 change: 1 addition & 0 deletions NAMESPACE
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Expand Up @@ -60,6 +60,7 @@ export(imap_dfr)
export(imap_int)
export(imap_lgl)
export(imap_raw)
export(imap_vec)
export(imodify)
export(insistently)
export(invoke)
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1 change: 1 addition & 0 deletions NEWS.md
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@@ -1,5 +1,6 @@
# purrr (development version)

* Added `imap_vec()` (#1084)
* `list_transpose()` inspects all elements to determine the correct
template if it's not provided by the user (#1128, @krlmlr).

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7 changes: 7 additions & 0 deletions R/imap.R
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Expand Up @@ -56,6 +56,13 @@ imap_dbl <- function(.x, .f, ...) {
map2_dbl(.x, vec_index(.x), .f, ...)
}

#' @rdname imap
#' @export
imap_vec <- function(.x, .f, ...) {
.f <- as_mapper(.f, ...)
map2_vec(.x, vec_index(.x), .f, ...)
}


#' @export
#' @rdname imap
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3 changes: 3 additions & 0 deletions man/imap.Rd
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1 change: 1 addition & 0 deletions tests/testthat/test-imap.R
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Expand Up @@ -13,6 +13,7 @@ test_that("atomic vector imap works", {
expect_length(imap_chr(x, paste), 3)
expect_equal(imap_int(x, ~ .x + as.integer(.y)), x * 2)
expect_equal(imap_dbl(x, ~ .x + as.numeric(.y)), x * 2)
expect_equal(imap_vec(x, ~ .x + as.numeric(.y)), x * 2)
})

test_that("iwalk returns invisibly", {
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