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ghc-exactprint

GHC version of haskell-src-exts exactPrint

master has been updated to use the new GHC Exact Print Annotations which landed in GHC 9.2

So ghc-exactprint-1.1 and later supports GHC 9.2 and onwards ghc-exactprint-0.6.4 supports GHC from 7.10 to 9.0

Links

HIW 2021 talk on GHC Exactprint for GHC 9.2

HIW 2020 talk on plans for GHC Exactprint for GHC 9.2

Blog Post by @shayne-fletcher on experiences converting to use the new annotations.

Current Limitations

• Does not process CPP properly
• Does not process Lhs files properly