getStyleFile: helper function to get a style file
Description
helper function to get a style file
Usage
getStyleFile(name = "default", extension = "css")
Arguments
name
the name of the style file to look for
extension
the file extension (css, sty, or xterm)
Value
the name of the first file that is found, or NULL
Details
the search goes as follows: first the current working directory
then the directory ~/.R/highlight, then the stylesheet directory
in the installed package