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--
-- Haddock - A Haskell Documentation Tool
--
-- (c) Simon Marlow 2003
--
module Haddock.Options (
parseHaddockOpts,
Flag(..),
getUsage,
ghcFlags,
ifacePairs
) where
import Haddock.Utils
import Haddock.Exception
import System.Console.GetOpt
getUsage :: IO String
getUsage = do
prog <- getProgramName
return $ usageInfo (usageHeader prog) (options False)
where
usageHeader :: String -> String
usageHeader prog = "Usage: " ++ prog ++ " [OPTION...] file...\n"
parseHaddockOpts :: [String] -> IO ([Flag], [String])
parseHaddockOpts params =
case getOpt Permute (options True) params of
(flags, args, []) -> return (flags, args)
(_, _, errors) -> do
usage <- getUsage
throwE (concat errors ++ usage)
ghcFlags :: [Flag] -> [String]
ghcFlags flags = [ option | Flag_OptGhc option <- flags ]
ifacePairs :: [Flag] -> [(FilePath, FilePath)]
ifacePairs flags = [ parseIfaceOption s | Flag_ReadInterface s <- flags ]
parseIfaceOption :: String -> (FilePath, FilePath)
parseIfaceOption s =
case break (==',') s of
(fpath,',':file) -> (fpath, file)
(file, _) -> ("", file)
data Flag
= Flag_CSS String
| Flag_Debug
-- | Flag_DocBook
| Flag_ReadInterface String
| Flag_DumpInterface String
| Flag_Heading String
| Flag_Html
| Flag_Hoogle
| Flag_HtmlHelp String
| Flag_Lib String
| Flag_OutputDir FilePath
| Flag_Prologue FilePath
| Flag_SourceBaseURL String
| Flag_SourceModuleURL String
| Flag_SourceEntityURL String
| Flag_WikiBaseURL String
| Flag_WikiModuleURL String
| Flag_WikiEntityURL String
| Flag_Help
| Flag_Verbose
| Flag_Version
| Flag_UseContents String
| Flag_GenContents
| Flag_UseIndex String
| Flag_GenIndex
| Flag_IgnoreAllExports
| Flag_HideModule String
| Flag_OptGhc String
| Flag_GhcLibDir String
| Flag_GhcVersion
| Flag_NoWarnings
deriving (Eq)
options :: Bool -> [OptDescr Flag]
options backwardsCompat =
[
Option ['B'] [] (ReqArg Flag_GhcLibDir "DIR")
"path to a GHC lib dir, to override the default path",
Option ['o'] ["odir"] (ReqArg Flag_OutputDir "DIR")
"directory in which to put the output files",
Option ['l'] ["lib"] (ReqArg Flag_Lib "DIR")
"location of Haddock's auxiliary files",
Option ['i'] ["read-interface"] (ReqArg Flag_ReadInterface "FILE")
"read an interface from FILE",
Option ['D'] ["dump-interface"] (ReqArg Flag_DumpInterface "FILE")
"interface file name",
-- Option ['S'] ["docbook"] (NoArg Flag_DocBook)
-- "output in DocBook XML",
Option ['h'] ["html"] (NoArg Flag_Html)
"output in HTML",
Option [] ["hoogle"] (NoArg Flag_Hoogle)
"output for Hoogle",
Option [] ["html-help"] (ReqArg Flag_HtmlHelp "format")
"produce index and table of contents in\nmshelp, mshelp2 or devhelp format (with -h)",
Option [] ["source-base"] (ReqArg Flag_SourceBaseURL "URL")
"URL for a source code link on the contents\nand index pages",
Option ['s'] (if backwardsCompat then ["source", "source-module"] else ["source-module"])
(ReqArg Flag_SourceModuleURL "URL")
"URL for a source code link for each module\n(using the %{FILE} or %{MODULE} vars)",
Option [] ["source-entity"] (ReqArg Flag_SourceEntityURL "URL")
"URL for a source code link for each entity\n(using the %{FILE}, %{MODULE}, %{NAME},\n%{KIND} or %{LINE} vars)",
Option [] ["comments-base"] (ReqArg Flag_WikiBaseURL "URL")
"URL for a comments link on the contents\nand index pages",
Option [] ["comments-module"] (ReqArg Flag_WikiModuleURL "URL")
"URL for a comments link for each module\n(using the %{MODULE} var)",
Option [] ["comments-entity"] (ReqArg Flag_WikiEntityURL "URL")
"URL for a comments link for each entity\n(using the %{FILE}, %{MODULE}, %{NAME},\n%{KIND} or %{LINE} vars)",
Option ['c'] ["css"] (ReqArg Flag_CSS "FILE")
"the CSS file to use for HTML output",
Option ['p'] ["prologue"] (ReqArg Flag_Prologue "FILE")
"file containing prologue text",
Option ['t'] ["title"] (ReqArg Flag_Heading "TITLE")
"page heading",
Option ['d'] ["debug"] (NoArg Flag_Debug)
"extra debugging output",
Option ['?'] ["help"] (NoArg Flag_Help)
"display this help and exit",
Option ['V'] ["version"] (NoArg Flag_Version)
"output version information and exit",
Option ['v'] ["verbose"] (NoArg Flag_Verbose)
"increase verbosity",
Option [] ["use-contents"] (ReqArg Flag_UseContents "URL")
"use a separately-generated HTML contents page",
Option [] ["gen-contents"] (NoArg Flag_GenContents)
"generate an HTML contents from specified\ninterfaces",
Option [] ["use-index"] (ReqArg Flag_UseIndex "URL")
"use a separately-generated HTML index",
Option [] ["gen-index"] (NoArg Flag_GenIndex)
"generate an HTML index from specified\ninterfaces",
Option [] ["ignore-all-exports"] (NoArg Flag_IgnoreAllExports)
"behave as if all modules have the\nignore-exports atribute",
Option [] ["hide"] (ReqArg Flag_HideModule "MODULE")
"behave as if MODULE has the hide attribute",
Option [] ["optghc"] (ReqArg Flag_OptGhc "OPTION")
"option to be forwarded to GHC",
Option [] ["ghc-version"] (NoArg Flag_GhcVersion)
"output GHC version in numeric format",
Option ['w'] ["no-warnings"] (NoArg Flag_NoWarnings) "turn off all warnings"
]
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