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authorsimonmar <unknown>2002-07-15 10:21:56 +0000
committersimonmar <unknown>2002-07-15 10:21:56 +0000
commit8f6dfe3413236f67665872e28acb8cec7cc7f364 (patch)
tree878bdcbbabfefd7aca39de879e774deb4764488c
parentbd7eb8c45d4d03af5f3bb80538e6dd00353e075b (diff)
[haddock @ 2002-07-15 10:21:56 by simonmar]
Mention alternative commenting styles.
-rw-r--r--doc/haddock.sgml32
1 files 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>