bond/compiler/Options.hs

108 строки
4.0 KiB
Haskell

-- Copyright (c) Microsoft. All rights reserved.
-- Licensed under the MIT license. See LICENSE file in the project root for full license information.
{-# LANGUAGE DeriveDataTypeable #-}
{-# OPTIONS_GHC -fno-warn-missing-fields #-}
{-# OPTIONS_GHC -fno-cse #-}
module Options
( getOptions
, processOptions
, Options(..)
, ApplyOptions(..)
) where
import Paths_bond (version)
import Data.Version (showVersion)
import System.Console.CmdArgs
import System.Console.CmdArgs.Explicit (processValue)
data ApplyOptions =
Compact |
Fast |
Simple
deriving (Show, Data, Typeable, Eq)
data Options
= Options
| Cpp
{ files :: [FilePath]
, import_dir :: [FilePath]
, output_dir :: FilePath
, using :: [String]
, namespace :: [String]
, header :: [String]
, enum_header :: Bool
, allocator :: Maybe String
, apply :: [ApplyOptions]
, apply_attribute :: Maybe String
, jobs :: Maybe Int
, no_banner :: Bool
}
| Cs
{ files :: [FilePath]
, import_dir :: [FilePath]
, output_dir :: FilePath
, using :: [String]
, namespace :: [String]
, collection_interfaces :: Bool
, readonly_properties :: Bool
, fields :: Bool
, jobs :: Maybe Int
, no_banner :: Bool
}
| Schema
{ files :: [FilePath]
, import_dir :: [FilePath]
, output_dir :: FilePath
, jobs :: Maybe Int
}
deriving (Show, Data, Typeable)
cpp :: Options
cpp = Cpp
{ files = def &= typFile &= args
, import_dir = def &= typDir &= name "i" &= help "Add the directory to import search path"
, output_dir = "." &= typDir &= name "o" &= help "Output generated files into the specified directory"
, using = def &= typ "MAPPING" &= name "u" &= help "Custom type alias mapping in the form alias=type"
, namespace = def &= typ "MAPPING" &= name "n" &= help "Custom namespace mapping in the form bond_namespace=language_namespace"
, header = def &= typ "HEADER" &= name "h" &= help "Emit #include HEADER into the generated files"
, enum_header = def &= name "e" &= help "Generate enums into a separate header file"
, allocator = def &= typ "ALLOCATOR" &= help "Generate types using the specified allocator"
, apply = def &= typ "PROTOCOL" &= help "Generate Apply function overloads for the specified protocol only; supported protocols: compact, fast and simple"
, apply_attribute = def &= typ "ATTRIBUTE" &= help "Prefix the declarations of Apply functions with the specified C++ attribute/declspec"
, jobs = def &= opt "0" &= typ "NUM" &= name "j" &= help "Run NUM jobs simultaneously (or '$ncpus' if no NUM is not given)"
, no_banner = def &= help "Omit the banner at the top of generated files"
} &=
name "c++" &=
help "Generate C++ code"
cs :: Options
cs = Cs
{ collection_interfaces = def &= name "c" &= help "Use interfaces rather than concrete collection types"
, readonly_properties = def &= name "r" &= help "Generate private property setters"
, fields = def &= name "f" &= help "Generate public fields rather than properties"
} &=
name "c#" &=
help "Generate C# code"
schema :: Options
schema = Schema
{
} &=
name "schema" &=
help "Output the JSON representation of the schema abstract syntax tree"
mode :: Mode (CmdArgs Options)
mode = cmdArgsMode $ modes [cpp, cs, schema] &=
program "gbc" &=
help "Compile Bond schema file(s) and generate specified output. The schema file(s) can be in one of two formats: Bond IDL or JSON representation of the schema abstract syntax tree as produced by `gbc schema`. Multiple schema files can be specified either directly on the command line or by listing them in a text file passed to gbc via @listfile syntax." &=
summary ("Bond Compiler " ++ showVersion version ++ ", (C) Microsoft")
getOptions :: IO Options
getOptions = cmdArgsRun mode
processOptions :: [String] -> Options
processOptions = cmdArgsValue . processValue mode