4 files changed, 133 insertions, 0 deletions
diff --git a/latex-test/ref/TypeFamilies3/TypeFamilies3.tex b/latex-test/ref/TypeFamilies3/TypeFamilies3.tex
new file mode 100644
index 00000000..2a8ad297
--- /dev/null
+++ b/latex-test/ref/TypeFamilies3/TypeFamilies3.tex
@@ -0,0 +1,44 @@
+\haddockmoduleheading{TypeFamilies3}
+\label{module:TypeFamilies3}
+\haddockbeginheader
+{\haddockverb\begin{verbatim}
+module TypeFamilies3 (
+    Foo,  Bar,  Baz(Baz3, Baz2, Baz1)
+  ) where\end{verbatim}}
+\haddockendheader
+
+\begin{haddockdesc}
+\item[\begin{tabular}{@{}l}
+type\ family\ Foo\ a\ where
+\end{tabular}]\haddockbegindoc
+\haddockbeginargs
+\haddockdecltt{Foo () = Int} \\
+\haddockdecltt{Foo \_ = ()} \\
+\end{tabulary}\par
+A closed type family\par
+
+\end{haddockdesc}
+\begin{haddockdesc}
+\item[\begin{tabular}{@{}l}
+type\ family\ Bar\ a
+\end{tabular}]\haddockbegindoc
+An open family\par
+
+\end{haddockdesc}
+\begin{haddockdesc}
+\item[\begin{tabular}{@{}l}
+type\ instance\ Bar\ Int\ =\ ()\\type\ instance\ Bar\ ()\ =\ Int
+\end{tabular}]
+\end{haddockdesc}
+\begin{haddockdesc}
+\item[\begin{tabular}{@{}l}
+data\ family\ Baz\ a
+\end{tabular}]\haddockbegindoc
+A data family\par
+
+\end{haddockdesc}
+\begin{haddockdesc}
+\item[\begin{tabular}{@{}l}
+newtype\ instance\ Baz\ Double\\data\ instance\ Baz\ Int\\data\ instance\ Baz\ ()
+\end{tabular}]
+\end{haddockdesc}
+\ No newline at end of file
diff --git a/latex-test/ref/TypeFamilies3/haddock.sty b/latex-test/ref/TypeFamilies3/haddock.sty
new file mode 100644
index 00000000..6e031a98
--- /dev/null
+++ b/latex-test/ref/TypeFamilies3/haddock.sty
@@ -0,0 +1,57 @@
+% Default Haddock style definitions.  To use your own style, invoke
+% Haddock with the option --latex-style=mystyle.
+
+\usepackage{tabulary} % see below
+
+% make hyperlinks in the PDF, and add an expandabale index
+\usepackage[pdftex,bookmarks=true]{hyperref}
+
+\newenvironment{haddocktitle}
+  {\begin{center}\bgroup\large\bfseries}
+  {\egroup\end{center}}
+\newenvironment{haddockprologue}{\vspace{1in}}{}
+
+\newcommand{\haddockmoduleheading}[1]{\chapter{\texttt{#1}}}
+
+\newcommand{\haddockbeginheader}{\hrulefill}
+\newcommand{\haddockendheader}{\noindent\hrulefill}
+
+% a little gap before the ``Methods'' header
+\newcommand{\haddockpremethods}{\vspace{2ex}}
+
+% inserted before \\begin{verbatim}
+\newcommand{\haddockverb}{\small}
+
+% an identifier: add an index entry
+\newcommand{\haddockid}[1]{\haddocktt{#1}\index{#1@\texttt{#1}}}
+
+% The tabulary environment lets us have a column that takes up ``the
+% rest of the space''.  Unfortunately it doesn't allow
+% the \end{tabulary} to be in the expansion of a macro, it must appear
+% literally in the document text, so Haddock inserts
+% the \end{tabulary} itself.
+\newcommand{\haddockbeginconstrs}{\begin{tabulary}{\linewidth}{@{}llJ@{}}}
+\newcommand{\haddockbeginargs}{\begin{tabulary}{\linewidth}{@{}llJ@{}}}
+
+\newcommand{\haddocktt}[1]{{\small \texttt{#1}}}
+\newcommand{\haddockdecltt}[1]{{\small\bfseries \texttt{#1}}}
+
+\makeatletter
+\newenvironment{haddockdesc}
+               {\list{}{\labelwidth\z@ \itemindent-\leftmargin
+                        \let\makelabel\haddocklabel}}
+               {\endlist}
+\newcommand*\haddocklabel[1]{\hspace\labelsep\haddockdecltt{#1}}
+\makeatother
+
+% after a declaration, start a new line for the documentation.
+% Otherwise, the documentation starts right after the declaration,
+% because we're using the list environment and the declaration is the
+% ``label''.  I tried making this newline part of the label, but
+% couldn't get that to work reliably (the space seemed to stretch
+% sometimes).
+\newcommand{\haddockbegindoc}{\hfill\\[1ex]}
+
+% spacing between paragraphs and no \parindent looks better
+\parskip=10pt plus2pt minus2pt
+\setlength{\parindent}{0cm}
diff --git a/latex-test/ref/TypeFamilies3/main.tex b/latex-test/ref/TypeFamilies3/main.tex
new file mode 100644
index 00000000..2c98043c
--- /dev/null
+++ b/latex-test/ref/TypeFamilies3/main.tex
@@ -0,0 +1,11 @@
+\documentclass{book}
+\usepackage{haddock}
+\begin{document}
+\begin{titlepage}
+\begin{haddocktitle}
+
+\end{haddocktitle}
+\end{titlepage}
+\tableofcontents
+\input{TypeFamilies3}
+\end{document}
+\ No newline at end of file
diff --git a/latex-test/src/TypeFamilies3/TypeFamilies3.hs b/latex-test/src/TypeFamilies3/TypeFamilies3.hs
new file mode 100644
index 00000000..bde05fb8
--- /dev/null
+++ b/latex-test/src/TypeFamilies3/TypeFamilies3.hs
@@ -0,0 +1,21 @@
+{-# LANGUAGE TypeFamilies #-}
+
+module TypeFamilies3 where
+
+-- | A closed type family
+type family Foo a where
+  Foo () = Int
+  Foo _ = ()
+
+-- | An open family
+type family Bar a
+
+type instance Bar Int = ()
+type instance Bar () = Int
+
+-- | A data family
+data family Baz a
+
+data instance Baz () = Baz1
+data instance Baz Int = Baz2 Bool
+newtype instance Baz Double = Baz3 Float