You can search for identifiers within the package.
in-package search v0.2.0
kkmarkdown.lib
Lib.SpanRuleUnicode
Unicode
module Hex : SpanRule.S
Hex unicode: e.g. &#xhhhhh;
&#xhhhhh;
module Dec : SpanRule.S
Dec unicode: e.g. &#nnnnnn;
&#nnnnnn;