From 8f6dfe3413236f67665872e28acb8cec7cc7f364 Mon Sep 17 00:00:00 2001
From: simonmar <unknown>
Date: Mon, 15 Jul 2002 10:21:56 +0000
Subject: [haddock @ 2002-07-15 10:21:56 by simonmar] Mention alternative
 commenting styles.

---
 doc/haddock.sgml | 32 +++++++++++++++++++++++++++-----
 1 file changed, 27 insertions(+), 5 deletions(-)

diff --git a/doc/haddock.sgml b/doc/haddock.sgml
index d87aa4af..3d1a0304 100644
--- a/doc/haddock.sgml
+++ b/doc/haddock.sgml
@@ -587,10 +587,10 @@ class C a where
 
 <programlisting>
 data T a b
-  = -- | This is the documentation for the 'C1' constructor
-    C1 a b 
-  | -- | This is the documentation for the 'C2' constructor
-    C2 a b 
+  -- | This is the documentation for the 'C1' constructor
+  = C1 a b 
+  -- | This is the documentation for the 'C2' constructor
+  | C2 a b 
 </programlisting>
 
 	<para>or like this:</para>
@@ -614,10 +614,14 @@ data R a b =
 
 data R a b = 
   C { a :: a  -- ^ This is the documentation for the 'a' field
-              -- (NOTE: *before* the following comma)
     , b :: b  -- ^ This is the documentation for the 'b' field
     }
 </programlisting>
+
+        <para>Alternative layout styles are generally accepted by
+        Haddock - for example doc comments can appear before or after
+        the comma in separated lists such as the list of record fields
+        above.</para>
       </section>
 
       <section>
@@ -703,6 +707,24 @@ module Foo (
       table of contents at the top of the module documentation for
       you.</para>
 
+      <para>The alternative style of placing the commas at the
+      beginning of each line is also supported. eg.:</para>
+
+<programlisting>
+module Foo (
+  -- * Classes
+  , C(..)
+  -- * Types
+  -- ** A data type
+  , T
+  -- ** A record
+  , R
+  -- * Some functions
+  , f
+  , g
+  ) where
+</programlisting>
+
       <section>
 	<title>Re-exporting an entire module</title>
 	
-- 
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