apply a workaround to the annoying bug in Rscript in R 3.5.0: https:/…

…/stat.ethz.ch/pipermail/r-devel/2018-April/075897.html
rstudio · Apr 28, 2018 · 82c1fab · 82c1fab
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diff --git a/DESCRIPTION b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: blogdown
 Type: Package
 Title: Create Blogs and Websites with R Markdown
-Version: 0.6.1
+Version: 0.6.2
 Authors@R: c(
     person("Yihui", "Xie", role = c("aut", "cre"), email = "xie@yihui.name", comment = c(ORCID = "0000-0003-0645-5666")),
     person("Beilei", "Bian", role = "ctb"),

diff --git a/NEWS.md b/NEWS.md
@@ -1,6 +1,8 @@
 # CHANGES IN blogdown VERSION 0.7 (unreleased)
 
+## BUG FIXES
 
+- Applied a workaround for the bug in the `Rscript` command: https://stat.ethz.ch/pipermail/r-devel/2018-April/075897.html (reported from https://stackoverflow.com/q/50077412).
 
 # CHANGES IN blogdown VERSION 0.6
 

diff --git a/R/render.R b/R/render.R
@@ -105,7 +105,9 @@ build_rmds = function(files) {
 }
 
 render_page = function(input, script = 'render_page.R') {
-  args = c(pkg_file('scripts', script), input, getwd())
+  # needs --slave due to this bug in Rscript:
+  # https://stat.ethz.ch/pipermail/r-devel/2018-April/075897.html
+  args = c('--slave', pkg_file('scripts', script), input, getwd())
   if (Rscript(shQuote(args)) != 0) stop("Failed to render '", input, "'")
 }