resolve_output_format: Resolve the output format for an R Markdown document
Description
Read the YAML metadata (and any common _output.yml file) for the
document and return an output format object that can be
passed to the render function.
Usage
resolve_output_format(input, output_format = NULL, output_options = NULL, encoding = getOption("encoding"))
Arguments
input
Input file (Rmd or plain markdown)
output_format
Name of output format (or NULL to use
the default format for the input file).
output_options
List of output options that should override the
options specified in metadata.
encoding
The encoding of the input file; see file Value
An R Markdown output format definition that can be passed to
render.
Details
This function is useful for front-end tools that need to modify
the default behavior of an output format.