Get retrieves the front matter data from the [parser.Context].

SetMetadata instructs the extender to convert the front matter into a map[string]interface{} and set it as the metadata of the document.

DefaultFormats is the list of frontmatter formats that are recognized by default.

YAML provides support for frontmatter in the YAML format.

Data holds the front matter data.

Extender adds support for front matter to a Goldmark Markdown parser.

Format defines a front matter format recognized by this package.

MetaTransformer is an AST transformer that converts the front matter of a document into a map[string]interface{} and stores it on the document as metadata.

Parser parses front matter from a Markdown document.

Mode specifies the mode in which the Extender operates.