[R] Remove stringi dependency (#6109)

* [R] Fix empty empty tests and a test warnings

* [R] Remove stringi dependency (fix #5905)

* Fix R lint check

* [R] Fix automatic conversion to factor in R < 4.0.0 in xgb.model.dt.tree

* Add `R` Makefile variable

Co-authored-by: Philip Hyunsu Cho <chohyu01@cs.washington.edu>
This commit is contained in:
Vitalie Spinu
2020-09-12 22:18:08 +02:00
committed by GitHub
parent 07945290a2
commit 1453bee3e7
11 changed files with 30 additions and 40 deletions

View File

@@ -63,6 +63,5 @@ Imports:
methods,
data.table (>= 1.9.6),
magrittr (>= 1.5),
stringi (>= 0.5.2)
RoxygenNote: 7.1.1
SystemRequirements: GNU make, C++14