AllPkgTreeToPurl takes one package trie evaluation and converts it into a PURL it will only do this for one PURL, and will ignore other pkg tries in the fragment.

collect is a simple helper to transform collections of a certain type to another type using the transform function func(T) R.

convert src ID to source input that will be used by the clearly defined parser example: "uri": "sourcearchive::org.apache.commons::commons-text::1.9::?".

PurlToPkg converts a purl URI string into a graphql package node.

PurlToPkgFilter converts a purl URI string into a graphql package filter spec.