From 9c069628612d9cc4198d3a88036d68f653fa9cb6 Mon Sep 17 00:00:00 2001
From: Mart Lubbers <mart@martlubbers.net>
Date: Fri, 5 Oct 2018 11:12:51 +0200
Subject: [PATCH] gopdt

---
 gopt/gopt.icl              | 4 ++--
 type-restrictions/test.icl | 8 ++++++++
 2 files changed, 10 insertions(+), 2 deletions(-)
 create mode 100644 type-restrictions/test.icl

diff --git a/gopt/gopt.icl b/gopt/gopt.icl
index 6db4936..1713a6b 100644
--- a/gopt/gopt.icl
+++ b/gopt/gopt.icl
@@ -35,7 +35,7 @@ combine` sel app p s t = p s (sel t) >>= \(l, as)->pure ((app (const l) t), as)
 
 ar0 s f as = Ok o flip tuple as o f
 
-generic gopt a :: Opt a
+generic gopt a *! :: Opt a
 gopt{|Bool|} = BinaryFlag (const True) (const False)
 gopt{|Int|} = Positionals [\s _->if (and [isDigit c\\c<-:s]) (Ok $ toInt s) (Error ["Not an integer"])]
 gopt{|Char|} = Positionals [\s _->if (size s == 1) (Ok s.[0]) (Error ["Not a single character"])]
@@ -118,7 +118,7 @@ parseOpts _ args a = Ok (a, args)
 :: T2 = {f :: Int}
 :: C = A Int | B | C
 //:: T2 = T Int Int
-derive bimap Opt, [], (,), MaybeError
+derive binumap Opt, [], (,), MaybeError
 derive gopt T, T2, C
 
 Start w
diff --git a/type-restrictions/test.icl b/type-restrictions/test.icl
new file mode 100644
index 0000000..5ab2080
--- /dev/null
+++ b/type-restrictions/test.icl
@@ -0,0 +1,8 @@
+module test
+
+import StdEnv
+
+:: T a = T a & toString a
+
+Start :: T (T Int)
+Start = T (T 42)
-- 
2.20.1