Print out more information for `-Zunpretty=expanded,hygiene`#64486

Merged

bors merged 2 commits intorust-lang:masterfrom

matthewjasper:hygiene-debugging

Sep 18, 2019

Commits on Sep 15, 2019

Print visibility of `macro` items
matthewjasper
committed

Commits on Sep 17, 2019

Print syntax contexts and marks when printing hygiene information
matthewjasper
committed