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-rw-r--r--haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs9
1 files changed, 8 insertions, 1 deletions
diff --git a/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs b/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs
index 11a92b57..4bcc0c8a 100644
--- a/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs
+++ b/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs
@@ -30,7 +30,14 @@ chunk :: String -> [String]
chunk = undefined
tag :: [String] -> [(Span, String)]
-tag = undefined
+tag =
+ reverse . snd . foldl aux (Position 1 1, [])
+ where
+ aux (pos, cs) c =
+ let pos' = if c == "\n"
+ then pos { posRow = posRow pos + 1, posCol = 1 }
+ else pos { posCol = posCol pos + length c }
+ in (pos', (Span pos pos', c):cs)
tokenize :: [(Span, String)] -> [Token]
tokenize = undefined