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|
--
-- Haddock - A Haskell Documentation Tool
--
-- (c) Simon Marlow 2003
--
module HaddockTypes (
-- * Module interfaces
NameEnv, Interface(..), ExportItem(..), ExportItem2(..), ModuleMap, ModuleMap2,
HaddockModule(..),
-- * Misc types
DocOption(..), InstHead, InstHead2,
DocName(..),
) where
import HsSyn2
import qualified GHC as GHC
import Data.Map
-- ---------------------------------------------------------------------------
-- Describing a module interface
type NameEnv = Map HsName HsQName
data Interface
= Interface {
iface_filename :: FilePath,
-- ^ the filename that contains the source code for this module
iface_orig_filename :: FilePath,
-- ^ the original filename for this module, which may be
-- different to the 'iface_filename' (for example the original
-- file may have had a .lhs or .hs.pp extension).
iface_module :: Module,
iface_package :: Maybe String,
iface_env :: NameEnv,
-- ^ environment mapping exported names to *original* names
iface_reexported :: [HsName],
-- ^ For names exported by this module, but not
-- actually documented in this module's documentation
-- (perhaps because they are reexported via 'module M'
-- in the export list), this mapping gives the
-- location of documentation for the name in another
-- module.
iface_sub :: Map HsName [HsName],
-- ^ maps names to "subordinate" names
-- (eg. tycon to constrs & fields, class to methods)
iface_exports :: [ExportItem],
-- ^ the exports used to construct the documentation
iface_orig_exports :: [ExportItem],
-- ^ the exports used to construct the documentation
-- (with orig names, not import names)
iface_decls :: Map HsName HsDecl,
-- ^ decls from this module (only)
-- restricted to only those bits exported.
-- the map key is the "main name" of the decl.
iface_insts :: [HsDecl],
-- ^ instances from this module
iface_info :: ModuleInfo,
-- ^ information from the module header
iface_doc :: Maybe Doc,
-- ^ documentation from the module header
iface_options :: [DocOption]
-- ^ module-wide doc options
}
data DocOption
= OptHide -- this module should not appear in the docs
| OptPrune
| OptIgnoreExports -- pretend everything is exported
| OptNotHome -- not the best place to get docs for things
-- exported by this module.
deriving (Eq, Show)
data ExportItem
= ExportDecl
HsQName -- the original name
HsDecl -- a declaration (with doc annotations)
[InstHead] -- instances relevant to this declaration
| ExportNoDecl -- an exported entity for which we have no documentation
-- (perhaps becuase it resides in another package)
HsQName -- the original name
HsQName -- where to link to
[HsQName] -- subordinate names
| ExportGroup -- a section heading
Int -- section level (1, 2, 3, ... )
String -- section "id" (for hyperlinks)
Doc -- section heading text
| ExportDoc -- some documentation
Doc
| ExportModule -- a cross-reference to another module
Module
data ExportItem2 name
= ExportDecl2
GHC.Name -- the original name
(GHC.LHsDecl name) -- a declaration
(Maybe (GHC.HsDoc name)) -- maybe a doc comment
[InstHead2] -- instances relevant to this declaration
| ExportNoDecl2 -- an exported entity for which we have no documentation
-- (perhaps becuase it resides in another package)
GHC.Name -- the original name
name -- where to link to
[name] -- subordinate names
| ExportGroup2 -- a section heading
Int -- section level (1, 2, 3, ... )
String -- section "id" (for hyperlinks)
(GHC.HsDoc name) -- section heading text
| ExportDoc2 -- some documentation
(GHC.HsDoc name)
| ExportModule2 -- a cross-reference to another module
GHC.Module
type InstHead = (HsContext,HsAsst)
type InstHead2 = ([GHC.TyVar], [GHC.PredType], GHC.Class, [GHC.Type])
type ModuleMap = Map Module Interface
type ModuleMap2 = Map GHC.Module HaddockModule
data DocName = Link GHC.Name | NoLink GHC.Name
data HaddockModule = HM {
-- | A value to identify the module
hmod_mod :: GHC.Module,
-- | The documentation header for this module
hmod_doc :: Maybe (GHC.HsDoc GHC.Name),
-- | The Haddock options for this module (prune, ignore-exports, etc)
hmod_options :: [DocOption],
hmod_exported_decl_map :: Map GHC.Name (GHC.LHsDecl GHC.Name),
hmod_doc_map :: Map GHC.Name (GHC.HsDoc GHC.Name),
hmod_export_items :: [ExportItem2 GHC.Name],
-- | All the names that are defined in this module
hmod_locals :: [GHC.Name],
-- | All the names that are exported by this module
hmod_exports :: [GHC.Name],
-- | All the visible names exported by this module
-- For a name to be visible, it has to:
-- - be exported normally, and not via a full module re-exportation.
-- - have a declaration in this module or any of it's imports, with the exception
-- that it can't be from another package.
-- Basically, a visible name is a name that will show up in the documentation.
-- for this module.
hmod_visible_exports :: [GHC.Name],
hmod_sub_map :: Map GHC.Name [GHC.Name],
-- | The instances exported by this module
hmod_instances :: [GHC.Instance]
}
|
