This function reads the YAML front-matter that has already been extracted from a document and returns a list of any parameters declared there.
knit_params_yaml(yaml, evaluate = TRUE)Character vector containing the YAML text
If TRUE, expression values embedded within the YAML will be
evaluated. This is the default. When FALSE, parameters defined by an
expression will have the parsed expression in its value field.
List of objects of class knit_param that correspond to the
parameters declared in the params section of the YAML. See
knit_params for a full description of these objects.