Line No. | Rev | Author | Line |
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1 | 1 | paulosilva | |
2 | {-# LANGUAGE GADTs #-} | ||
3 | {-# OPTIONS_GHC -Wall #-} | ||
4 | |||
5 | ------------------------------------------------------------------------------- | ||
6 | |||
7 | {- | | ||
8 | Module : Data.Equal | ||
9 | Description : | ||
10 | Copyright : (c) Paulo Silva | ||
11 | License : LGPL | ||
12 | |||
13 | Maintainer : paufil@di.uminho.pt | ||
14 | Stability : experimental | ||
15 | Portability : portable | ||
16 | |||
17 | <description of the module> | ||
18 | -} | ||
19 | |||
20 | ------------------------------------------------------------------------------- | ||
21 | |||
22 | module Data.Equal where | ||
23 | |||
24 | data Equal a b where | ||
25 | Eq :: Equal a a | ||
26 | |||
27 | ------------------------------------------------------------------------------- | ||
28 |