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fix: list_transpose() takes into account all elements for the template #1136

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merged 6 commits into from
Aug 15, 2024

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krlmlr
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@krlmlr krlmlr commented Aug 15, 2024

This introduces an error for the case when mixing named and unnamed elements, it was a silent error before.

Closes #1128.

Code
list_transpose(list(x = list(a = 1, b = 2), y = list(3, 4)))
Condition
Error in `fn()`:
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Do you think it's worth making this error a bit more clear? At a minimum, it seems like it'd be worth wrapping it to give some context and a more useful call.

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krlmlr commented Aug 15, 2024

Good catch, done. No idea how I missed committing the snapshots...

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krlmlr commented Aug 15, 2024

Do you still think it's worth having a try_catch() around this?

@hadley
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hadley commented Aug 15, 2024

I think so? It's hard to tell that this message arises because by generating a default value for an argument.

vec_set_union,
error_call = caller_env()
indexes <- map(x, vec_index)
try_fetch(
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withCallingHandlers should be adequate here.

vctrs_error_ptype2 = function(e) {
cli::cli_abort(
"Can't combine named and unnamed vectors.",
arg = template
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Needs call still?

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hadley commented Aug 15, 2024

Closes #1128.

@hadley hadley closed this Aug 15, 2024
@hadley hadley reopened this Aug 15, 2024
@krlmlr krlmlr force-pushed the b-1128-list-transpose branch from f6d6ec7 to d7e21af Compare August 15, 2024 20:25
@hadley hadley merged commit 770bbfe into tidyverse:main Aug 15, 2024
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@krlmlr krlmlr deleted the b-1128-list-transpose branch August 15, 2024 23:31
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Possible bug with list_transpose
2 participants