TcSplice
tcSpliceExpr
tcTypedBracket
tcUntypedBracket
runQuasiQuoteExpr
runQuasiQuotePat
runQuasiQuoteDecl
runQuasiQuoteType
runAnnotation
runMetaE
runMetaP
runMetaT
runMetaD
runQuasi
tcTopSpliceExpr
lookupThName_maybe