yaml_body: Partition the YAML metadata and the body in a document
Description
Split a document into the YAML metadata (which starts with --- in the
beginning of the document) and the body. The YAML metadata will be parsed.
Usage
yaml_body(x, ...)
Value
A list of components yaml (the parsed YAML data), lines (starting
and ending line numbers of YAML), and body (a character vector of the
body text). If YAML metadata does not exist in the document, the components
yaml and lines will be missing.