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-rw-r--r--haddock-api/src/Haddock/Interface/Create.hs27
1 files changed, 22 insertions, 5 deletions
diff --git a/haddock-api/src/Haddock/Interface/Create.hs b/haddock-api/src/Haddock/Interface/Create.hs
index 60843ee1..78f21ac1 100644
--- a/haddock-api/src/Haddock/Interface/Create.hs
+++ b/haddock-api/src/Haddock/Interface/Create.hs
@@ -11,6 +11,10 @@
-- Maintainer : haddock@projects.haskell.org
-- Stability : experimental
-- Portability : portable
+--
+-- This module provides a single function 'createInterface',
+-- which creates a Haddock 'Interface' from the typechecking
+-- results 'TypecheckedModule' from GHC.
-----------------------------------------------------------------------------
module Haddock.Interface.Create (createInterface) where
@@ -54,7 +58,11 @@ import HsDecls ( getConDetails )
-- | Use a 'TypecheckedModule' to produce an 'Interface'.
-- To do this, we need access to already processed modules in the topological
-- sort. That's what's in the 'IfaceMap'.
-createInterface :: TypecheckedModule -> [Flag] -> IfaceMap -> InstIfaceMap -> ErrMsgGhc Interface
+createInterface :: TypecheckedModule
+ -> [Flag] -- Boolean flags
+ -> IfaceMap -- Locally processed modules
+ -> InstIfaceMap -- External, already installed interfaces
+ -> ErrMsgGhc Interface
createInterface tm flags modMap instIfaceMap = do
let ms = pm_mod_summary . tm_parsed_module $ tm
@@ -518,7 +526,7 @@ mkExportItems
-> WarningMap
-> GlobalRdrEnv
-> [Name] -- exported names (orig)
- -> [LHsDecl Name]
+ -> [LHsDecl Name] -- renamed source declarations
-> Maps
-> FixMap
-> [SrcSpan] -- splice locations
@@ -716,7 +724,7 @@ moduleExports :: Module -- ^ Module A (identity, NOT semantic)
-> WarningMap
-> GlobalRdrEnv -- ^ The renaming environment used for A
-> [Name] -- ^ All the exports of A
- -> [LHsDecl Name] -- ^ All the declarations in A
+ -> [LHsDecl Name] -- ^ All the renamed declarations in A
-> IfaceMap -- ^ Already created interfaces
-> InstIfaceMap -- ^ Interfaces in other packages
-> Maps
@@ -765,8 +773,17 @@ moduleExports thisMod expMod dflags warnings gre _exports decls ifaceMap instIfa
-- (For more information, see Trac #69)
-fullModuleContents :: DynFlags -> WarningMap -> GlobalRdrEnv -> Maps -> FixMap -> [SrcSpan]
- -> [LHsDecl Name] -> ErrMsgGhc [ExportItem Name]
+-- | Simplified variant of 'mkExportItems', where we can assume that
+-- every locally defined declaration is exported; thus, we just
+-- zip through the renamed declarations.
+fullModuleContents :: DynFlags
+ -> WarningMap
+ -> GlobalRdrEnv -- ^ The renaming environment
+ -> Maps
+ -> FixMap
+ -> [SrcSpan] -- ^ Locations of all TH splices
+ -> [LHsDecl Name] -- ^ All the renamed declarations
+ -> ErrMsgGhc [ExportItem Name]
fullModuleContents dflags warnings gre (docMap, argMap, subMap, declMap, instMap) fixMap splices decls =
liftM catMaybes $ mapM mkExportItem (expandSig decls)
where