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-rw-r--r--src/Haddock/Backends/Xhtml/Layout.hs9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/Haddock/Backends/Xhtml/Layout.hs b/src/Haddock/Backends/Xhtml/Layout.hs
index bdd5ac78..3ddbd28b 100644
--- a/src/Haddock/Backends/Xhtml/Layout.hs
+++ b/src/Haddock/Backends/Xhtml/Layout.hs
@@ -18,6 +18,7 @@ module Haddock.Backends.Xhtml.Layout (
divIndex, divAlphabet, divModuleList,
sectionName,
+ nonEmptySectionName,
shortDeclList,
shortSubDecls,
@@ -66,6 +67,14 @@ sectionName :: Html -> Html
sectionName = paragraph ! [theclass "caption"]
+-- | Make an element that always has at least something (a non-breaking space).
+-- If it would have otherwise been empty, then give it the class ".empty".
+nonEmptySectionName :: Html -> Html
+nonEmptySectionName c
+ | isNoHtml c = paragraph ! [theclass "caption empty"] $ spaceHtml
+ | otherwise = paragraph ! [theclass "caption"] $ c
+
+
divPackageHeader, divContent, divModuleHeader, divFooter,
divTableOfContents, divDescription, divSynposis, divInterface,
divIndex, divAlphabet, divModuleList