Add support for eras profiling

Author: mpickering

eventlog2html.cabal

@@ -46,7 +46,7 @@ Library
     containers           >= 0.5.0 && < 0.8,
     file-embed           >= 0.0.11 && < 0.1,
     filepath             >= 1.4.2 && < 1.6,
-    ghc-events           >= 0.19.0 && < 0.21,
+    ghc-events           >= 0.20.0 && < 0.21,
     ghc-heap             >= 9 && < 10,
     hashable             >= 1.0 && < 1.6,
     hashtables           >= 1.2.3 && < 1.5,

src/Eventlog/HtmlTemplate.hs

@@ -227,6 +227,7 @@ ppHeapProfileType (HeapProfBreakdownRetainer) = "Retainer profiling (implied by
 ppHeapProfileType (HeapProfBreakdownBiography) = "Biographical profiling (implied by -hb)"
 ppHeapProfileType (HeapProfBreakdownClosureType) = "Basic heap profile (implied by -hT)"
 ppHeapProfileType (HeapProfBreakdownInfoTable) = "Info table profile (implied by -hi)"
+ppHeapProfileType (HeapProfBreakdownEra) = "Era profile (implied by -he)"
 
 
 allTabs :: EventlogType