knit_params_yaml: Extract knit parameters from YAML text
Description
This function reads the YAML front-matter that has already been extracted
from a document and returns a list of any parameters declared there.
Usage
knit_params_yaml(yaml, evaluate = TRUE)
Arguments
yaml
Character vector containing the YAML text
evaluate
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.
Value
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.