assignUser commented on code in PR #38236:
URL: https://github.com/apache/arrow/pull/38236#discussion_r1357042383
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r/tools/nixlibs.R:
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@@ -133,16 +125,16 @@ identify_binary <- function(lib =
Sys.getenv("LIBARROW_BINARY"), info = distro()
if (identical(lib, "false")) {
# Do not download a binary
- NULL
+ lib <- NULL
} else if (!identical(lib, "true")) {
# Env var provided an os-version to use, to override our logic.
# We don't validate that this exists. If it doesn't, the download will fail
# and the build will fall back to building from source
- lib
Review Comment:
Yes it's intentional as no change to `lib` is needed. The alternatives are
`lib <- lib` or using a different var for the return. Both are :shrug: though
maybe `lib <- lib` is a bit more explicit version of a noop :)
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