pandoc_available: Check pandoc availabilty and version
Description
Determine whether pandoc is currently available on the system (optionally
checking for a specific version or greater). Determine the specific version
of pandoc available.
Usage
pandoc_available(version = NULL)
pandoc_version()
Arguments
version
Required version of pandoc
Value
pandoc_available returns a logical indicating whether the
required version of pandoc is available. pandoc_version returns a
numeric_version with the version of pandoc found.
Details
The system path as well as the version of pandoc shipped with RStudio (if
running under RStudio) are scanned for pandoc and the highest version
available is used.
library(rmarkdown)
if (pandoc_available())
cat("pandoc", as.character(pandoc_version()), "is available!\n")
if (pandoc_available("1.12.3"))
cat("requried version of pandoc is available!\n")