diff options
Diffstat (limited to 'lib/Hakyll/Core/Identifier/Pattern.hs')
| -rw-r--r-- | lib/Hakyll/Core/Identifier/Pattern.hs | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/lib/Hakyll/Core/Identifier/Pattern.hs b/lib/Hakyll/Core/Identifier/Pattern.hs index 4125a8b..5e2597b 100644 --- a/lib/Hakyll/Core/Identifier/Pattern.hs +++ b/lib/Hakyll/Core/Identifier/Pattern.hs @@ -64,6 +64,7 @@ import Data.List (inits, isPrefixOf, tails) import Data.Maybe (isJust) import qualified Data.Set as S +import System.FilePath (normalise, pathSeparator) -------------------------------------------------------------------------------- @@ -84,14 +85,14 @@ instance IsString Pattern where -------------------------------------------------------------------------------- -- | Parse a pattern from a string fromGlob :: String -> Pattern -fromGlob = Glob . parse' +fromGlob = Glob . parse' . normalise where - parse' str = - let (chunk, rest) = break (`elem` "\\*") str + parse' str = + let (chunk, rest) = break (== '*') str in case rest of - ('\\' : x : xs) -> Literal (chunk ++ [x]) : parse' xs ('*' : '*' : xs) -> Literal chunk : CaptureMany : parse' xs ('*' : xs) -> Literal chunk : Capture : parse' xs + "" -> Literal chunk : [] xs -> Literal chunk : Literal xs : [] @@ -182,7 +183,7 @@ matches (Complement p) i = not $ matches p i matches (And x y) i = matches x i && matches y i matches (Glob p) i = isJust $ capture (Glob p) i matches (List l) i = i `S.member` l -matches (Regex r) i = toFilePath i =~ r +matches (Regex r) i = (normaliseRegex $ toFilePath i) =~ r matches (Version v) i = identifierVersion i == v @@ -204,7 +205,7 @@ splits = inits &&& tails >>> uncurry zip >>> reverse capture :: Pattern -> Identifier -> Maybe [String] capture (Glob p) i = capture' p (toFilePath i) capture (Regex pat) i = Just groups - where (_, _, _, groups) = ((toFilePath i) =~ pat) :: (String, String, String, [String]) + where (_, _, _, groups) = ((normaliseRegex $ toFilePath i) =~ pat) :: (String, String, String, [String]) capture _ _ = Nothing @@ -218,8 +219,8 @@ capture' (Literal l : ms) str | l `isPrefixOf` str = capture' ms $ drop (length l) str | otherwise = Nothing capture' (Capture : ms) str = - -- Match until the next / - let (chunk, rest) = break (== '/') str + -- Match until the next path separator + let (chunk, rest) = break (== pathSeparator) str in msum $ [ fmap (i :) (capture' ms (t ++ rest)) | (i, t) <- splits chunk ] capture' (CaptureMany : ms) str = -- Match everything @@ -262,3 +263,9 @@ fromCaptures' (m : ms) [] = case m of fromCaptures' (m : ms) ids@(i : is) = case m of Literal l -> l `mappend` fromCaptures' ms ids _ -> i `mappend` fromCaptures' ms is + + +-------------------------------------------------------------------------------- +-- | Normalise filepaths to have '/' as a path separator for Regex matching +normaliseRegex :: FilePath -> FilePath +normaliseRegex = concatMap (\c -> if c == '\\' then ['/'] else [c])
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