Add sparse matrix support for LiblineaR engine (#447)

* Add sparse matrix support for LiblineaR engine

* Update NEWS

* Typo in NEWS

Author: juliasilge

NEWS.md

@@ -4,7 +4,7 @@
 
 * The `liquidSVM` engine for `svm_rbf()` was deprecated due to that package's removal from CRAN. (#425)
 
-* A new linear SVM model `svm_linear()` is now available with the `LiblineaR` engine (#424) and the `kernlab` engine (#438), and the `LiblineaR` engine is available for `logistic_reg()` as well (#429).
+* A new linear SVM model `svm_linear()` is now available with the `LiblineaR` engine (#424) and the `kernlab` engine (#438), and the `LiblineaR` engine is available for `logistic_reg()` as well (#429). These models can use sparse matrices via `fit_xy()` (#447).
 
 # parsnip 0.1.5
 

R/logistic_reg_data.R

@@ -257,7 +257,7 @@ set_encoding(
     predictor_indicators = "none",
     compute_intercept = FALSE,
     remove_intercept = FALSE,
-    allow_sparse_x = FALSE
+    allow_sparse_x = TRUE
   )
 )
 

R/svm_linear_data.R

@@ -61,7 +61,7 @@ set_encoding(
     predictor_indicators = "none",
     compute_intercept = FALSE,
     remove_intercept = FALSE,
-    allow_sparse_x = FALSE
+    allow_sparse_x = TRUE
   )
 )
 
@@ -73,7 +73,7 @@ set_encoding(
     predictor_indicators = "none",
     compute_intercept = FALSE,
     remove_intercept = FALSE,
-    allow_sparse_x = FALSE
+    allow_sparse_x = TRUE
   )
 )