get_yaml_field: Extract field from yaml text
Description
Parses yaml text, extracting the specified field. Returns list names if it's a list;
otherwise, the field itself.
Usage
get_yaml_field(yaml_text, field_name)
Value
If the field is a list, it returns the names of elements in the list; otherwise,
it returns the extracted field.
Arguments
- yaml_text
(rmd_yaml_header or character) vector containing the yaml text.
- field_name
(character) the name of the field to extract.