rcode: Compiles an RSP document and returns the generated source code script

Description

Compiles an RSP document and returns the generated source code script.

Usage

# S3 method for default
rcode(..., file=NULL, path=NULL, output=NULL, workdir=NULL, envir=parent.frame(),
  args="*", verbose=FALSE)

Value

Returns an RspFileProduct if possible, otherwise an RspSourceCode.

Arguments

...: character strings with RSP markup.
file, path: Alternatively, a file, a URL or a connection from with the strings are read. If a file, the path is prepended to the file, iff given.
output: A character string or a connection specifying where output should be directed. The default is a file with a filename where the file extension(s) (typically ".*.rsp") has been replaced by ".R" in the directory given by the workdir argument.
workdir: The working directory to use after parsing and preprocessing. If argument output specifies an absolute pathname, then the directory of output is used, otherwise the current directory is used.
envir: The environment in which the RSP string is preprocessed and evaluated.
args: A named list of arguments assigned to the environment in which the RSP string is parsed and evaluated. See cmdArgs.
verbose: See Verbose.

Author

Henrik Bengtsson

Examples

Run this code

# RSP-embedded text to an R script
code <- rcode("Current time is <%=Sys.time()%>\n")
cat(code, sep="\n")

# RSP-embedded text to a shell script
code <- rcode("Current time is <%=date%>\n", language="sh")
cat(code, sep="\n")

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