fix #198: don't hard-code the latex_engine argument, and don't use the hard-coded command-line argument --pdf-engine since it is only available for Pandoc 2.x (#135)

Author: yihui

NEWS

@@ -3,6 +3,8 @@ rticles 0.7
 
 - Updated the template for PLOS to version 3.5 (thanks, @uvesten, #196).
 
+- No longer hardcode the LaTeX engine to `xelatex` in `rsos_article()` (thanks, @bensprung, #198).
+
 rticles 0.6
 ---------------------------------------------------------------------
 

R/rsos_article.R

@@ -14,6 +14,7 @@
 rsos_article <- function(
   ...,
   keep_tex = TRUE,
+  latex_engine = 'xelatex',
   pandoc_args = NULL,
   includes = NULL,
   fig_crop = TRUE
@@ -27,7 +28,6 @@ rsos_article <- function(
   )
   args <- c(
     "--template", template,
-    "--pdf-engine", "xelatex",
     pandoc_variable_arg("documentclass", "article"),
     pandoc_args,
     "--natbib",
@@ -99,7 +99,7 @@ rsos_article <- function(
     ),
     pandoc = pandoc_options(
       to = "latex",
-      latex_engine = "xelatex",
+      latex_engine = latex_engine,
       args = args,
       keep_tex = keep_tex
     ),