Commits
Neal Richardson authored c9b8b3b67ec
ARROW-8942: [R] Detect compression in reading CSV/JSON This extends `make_readable_file` to sniff compression based on the file extension. The switch statement in `detect_compression` is a translation of the `pyarrow` `_detect_compression` function that does the same. Closes #7423 from nealrichardson/r-gzip-csv Authored-by: Neal Richardson <neal.p.richardson@gmail.com> Signed-off-by: Neal Richardson <neal.p.richardson@gmail.com>