From 4956277b1ac108faad93c0fdc25f6b796dcb2cd8 Mon Sep 17 00:00:00 2001
From: jrnold <jeffrey.arnold@gmail.com>
Date: Fri, 29 Apr 2016 07:17:44 -0700
Subject: [PATCH] Add knitr and R markdown patterns to R.gitignore

These patterns handle cache diretories and temporary files created
by the widely used [knitr](http://yihui.name/knitr/) and [R markdown](http://rmarkdown.rstudio.com/)
packages.
---
 R.gitignore | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/R.gitignore b/R.gitignore
index 60e037a8..fcff087a 100644
--- a/R.gitignore
+++ b/R.gitignore
@@ -23,3 +23,11 @@ vignettes/*.pdf
 
 # OAuth2 token, see https://github.com/hadley/httr/releases/tag/v0.3
 .httr-oauth
+
+# knitr and R markdown default cache directories
+/*_cache/
+/cache/
+
+# Temporary files created by R markdown
+*.utf8.md
+*.knit.md