GitLab

* [R-package] started cutting over from custom R-to-C interface to R.h

* replaced LGBM_SE with SEXP

* fixed error about ocnflicting definitions of length

* got linking working

* more stuff

* eliminated R CMD CHECK note about printing

* switched from hard-coded include dir to the one from FindLibR.cmake

* cleaned up formatting in FindLibR.cmake

* commented-out everything in CI that does not touch R

* more changes

* trying to get better logs

* tried ignoring

* added error message to confirm a suspicion

* still trying to find R during R CMD CHECK

* restore full CI

* fixed comment

* Update R-package/src/cmake/modules/FindLibR.cmake

* changed strategy for finding LIBR_HOME on Windows

* Removed 32-bit Windows stuff in FindLibR.cmake

* Update R-package/src/cmake/modules/FindLibR.cmake

* Update CMakeLists.txt
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* Update CMakeLists.txt
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* Update R-package/src/cmake/modules/FindLibR.cmake
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* removed some duplication in cmake scripts

* Update R-package/src/cmake/modules/FindLibR.cmake
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* Update R-package/src/cmake/modules/FindLibR.cmake
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* Update R-package/src/cmake/modules/FindLibR.cmake
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* Update R-package/src/cmake/modules/FindLibR.cmake
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* Update R-package/src/cmake/modules/FindLibR.cmake
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* Update R-package/src/cmake/modules/FindLibR.cmake
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* added LIBR_CORE_LIBRARY back

* small fixes to CMakeLists

* simplified FindLibR.cmake

* some fixes for windows

* Apply suggestions from code review
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* allowed for directly passing LIBR_EXECUTABLE to FindLibR.cmake

* reorganized FindLibR.cmake to catch more cases

* clean up inconsistencies  in R calls in FindLibR.cmake

* Update R-package/src/cmake/modules/FindLibR.cmake
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* removed unnecessary log messages

* removed unnecessary unset() call
Co-authored-by: Nikita Titov <nekit94-08@mail.ru>

* [R-package] Introduced define LGB_BUILD_R to control compilation of lib_lightgbm for the R package

* fixed comment

* switched to cmake options

* fixed typo

* removed OpenMP ugly fix for Mojave as it's fixed in latest CMake

* test: switch compilers

* switch compilers back

* Added more linters on R code

* started working on implicit integers

* finished style changes to handle implicit integers

* regenned documentation and added concatenation linter

* changed channel for r-lintr

* try building stringi before lintr

* trying to get libicui18n

* trying another thing

* trying conda-forge again

* added re-install of stringi

* uncommented other stages

* Update .ci/test.sh
Co-Authored-By: Nikita Titov <nekit94-08@mail.ru>

* removed apt update and changed lintr version floor

* get lintr from CRAN

* R needs to come before C++ linting

* testing lintr install from CRAN

* trying one more thing

* more verbose

* order might matter

* removed commented code

* cleaned up linting block in test.sh

* grouped conda install calls and fixed a few integer array things

* fixed overly-strict copmiler check in install.libs.R (fixes #2259)

* made compiler check in install.libs.R more defensive

* mojave install r openmp fix

* if not gcc/g++ env

* add comment

* fix

* set platform via A option

* style hotfix

* updated R installation script

* updated Python installation script

* updated CI test script

* provide VS version-ingependent link for redistributables download

* added link to VS 2019 redistributables

* added VS 2019 match for Boost binaries

* [R-package] removed horizontal whitespace (fixes #1642)

* [R-package] fixed missing newline in test file

* Fixed typos in docs

* Fixed inconsistencies in documentation

* Updated strategy for registering routines

* Fixed issues caused by smashing multiple functions into one Rd

* Fixed issues with documentation

* Removed VignetteBuilder and updated Rbuildignore

* Added R build artefacts to gitignore

* Added namespacing on data.table set function. Updated handling of CMakeLists file to get around CRAN check.

* Updated build instructions

* Added R build script

* Removed build_r.sh script and updated R-package install instructions

* Fixed misc CRAN issues

* Added additional details to R-package DESCRIPTION

* Singlethread make to lower RAM usage significantly

* Update install.libs.R

* Change VS -> MinGW for CRAN

* Documentation to switch to MinGW by default

* Force cmake to run twice

* Try again dual build for Rtools

* Switch to cmake for building twice

* Try with Visual Studio as default, MinGW as fallback

* Try to remove VS appropriately when failing

* Attempt to get rid of build folder first

* Switch to unlink from rm rf

* Change lib_folder correctly when VS fails

* Add README updates from Microsoft/LightGBM@1c8355c

* Update default compiler doc and add GPU online install doc

* Better GPU doc

* add make command to the python package.

* Update README.rst

* Update README.rst

* Update README.rst

* fix tests.

* fix unix build

* update readme

* fix setup.py

* update travis

* Update .travis.yml

* Update test.py

* some fixes.

* check the 64-bit python

* fix build.

* refine MANIFEST.in

* update Manifest.in

* add more build options.

* Add fatal in cmake

* fix a endif.

* fix bugs.

* fix pep8

* add test for the pip package build

* add test pip install in travis.

* fix version with pre-compile dll

* fix readme.rst

* update readme

* Remove paste0 ambiguity for paths

* Fix equal missing typo

* Get rid of all trailing slashes

* readme Helper package for R-package installation

* Fix code indentation bug

* Add warning about default compiler in Windows

* Avoid repeat

* Add Rtools requirement

* Wording to promote VS as default choice for user

* Add some stuff for README

* Bump R package version and fix license

* Attempt to add one additional option and refactor

* Add more review fixes for install.libs.R

* Undo ./../../ removal (path breaking)

* Retry again simple /../

* No print, use cat.

* add R's library file to vs project and cmake.

* support using dll built by vs.

* better search for the library file.

* remove mingw related doc .

* update document.

* Let R handle the library compile.

* try fix build from github.

* Update README.md

* cleaner build.

* fix the install problem in linux.

* Update README.md

* fix multi-threading.

* fix name style.

* support in CLI version.

* remove warnings.

* Not default parameters.

* fix if...else... .

* fix bug.

* fix warning.

* refine c_api.

* fix R-package.

* fix R's warning.

* fix tests.

* fix pep8 .

* Update lgb.Booster.R

Added method to call LGBM_BoosterLoadModelFromString_R if model_str is provided for initialization, added option to load from model_str in lgb.load

* Update lightgbm_R.cpp

Adding LGBM_BoosterLoadModelFromString_R

* Update lightgbm_R.cpp

Added LGBM_BoosterSaveModelToString_R

* Update lightgbm_R.cpp

* Update lgb.Booster.R

Added save_model_to_string method

* Update lgb.Booster.R

Implemented @Laurae2 comments

* Update lgb.Booster.R

* Update lightgbm_R.h

Added load and save model from/to string exports