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+{- Running tasty as a subcommand.
+ -
+ - Copyright 2015 Joey Hess <id@joeyh.name>
+ -
+ - License: BSD-2-clause
+ -}
+
+module Utility.SubTasty where
+
+import Test.Tasty
+import Test.Tasty.Options
+import Test.Tasty.Runners
+import Options.Applicative
+
+-- Uses tasty's option parser, modified to expect a subcommand.
+parseOpts :: String -> [Ingredient] -> TestTree -> [String] -> IO OptionSet
+parseOpts subcommand is ts =
+ handleParseResult . execParserPure (prefs idm) pinfo
+ where
+ pinfo = info (helper <*> subpinfo) (fullDesc <> header desc)
+ subpinfo = subparser $ command subcommand $
+ suiteOptionParser is ts
+ `info`
+ progDesc desc
+ desc = "Builtin test suite"