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fix in Editor

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This commit is contained in:
aarne
2008-12-10 12:13:01 +00:00
parent f2271374ea
commit c6a8477106
1 changed files with 2 additions and 2 deletions
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4
src/PGF/Editor.hs
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@@ -123,12 +123,12 @@ down = (++[0])
left :: Position -> Position left :: Position -> Position
left p = case p of left p = case p of
(n:ns) | n > 0 -> n-1 : ns _:_ | last p > 0 -> init p ++ [last p - 1]
_ -> top _ -> top
right :: Position -> Position right :: Position -> Position
right p = case p of right p = case p of
(n:ns) -> n+1 : ns _:_ -> init p ++ [last p + 1]
_ -> top _ -> top
etree2state :: ETree -> State etree2state :: ETree -> State