Cargo Features

fqdn-trie has no features set by default.

[dependencies]
fqdn-trie = { version = "0.4.2", features = ["graphviz"] }
graphviz

Activate this feature to generate trie structures in a graphviz file (and if graphviz is installed, a PDF file could be directly generated by using dot)
This feature is primarly devoted for debugging but could be used also for tutorial