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Use rdtools #3010

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3 changes: 3 additions & 0 deletions DESCRIPTION
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,7 @@ Imports:
openssl,
purrr (>= 1.0.0),
ragg (>= 1.4.0),
rdtools,
rlang (>= 1.1.4),
rmarkdown (>= 2.27),
tibble,
Expand All @@ -64,6 +65,8 @@ Suggests:
sass,
testthat (>= 3.1.3),
tools
Remotes:
r-lib/rdtools
VignetteBuilder:
knitr,
quarto
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24 changes: 12 additions & 12 deletions R/topics-external.R
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Expand Up @@ -26,21 +26,21 @@ ext_topics <- function(match_strings) {
)
}

# Adapted from roxygen2::get_rd_from_help
# Fetches the parsed Rd for an external package's topic
get_rd_from_help <- function(package, alias) {
call <- quote(build_reference_index())
check_installed(package, "as it's used in the reference index.", call = call)

help <- utils::help((alias), (package))
if (length(help) == 0) {
fun <- paste0(package, "::", alias)
cli::cli_abort(
"Could not find documentation for {.fn {fun}}.",
call = call
)
return()
}
rd <- tryCatch(
rdtools::topic_rd(alias, package),
error = function(e) {
fun <- paste0(package, "::", alias)
cli::cli_abort(
"Could not find documentation for {.fn {fun}}.",
call = call
)
}
)

out <- get(".getHelpFile", envir = asNamespace("utils"))(help)
set_classes(out)
set_classes(rd)
}
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