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rename Format to StorageFormat

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This commit is contained in:
Simon Michael 2014-03-02 13:37:10 -08:00
parent dd2f293094
commit 7291977e6f
2 changed files with 9 additions and 9 deletions
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4
hledger-lib/Hledger/Data/Types.hs
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@ -169,13 +169,13 @@ data Journal = Journal {
type JournalUpdate = ErrorT String IO (Journal -> Journal)
-- | The id of a data format understood by hledger, eg @journal@ or @csv@.
type Format = String
type StorageFormat = String
-- | A hledger journal reader is a triple of format name, format-detecting
-- predicate, and a parser to Journal.
data Reader = Reader {
-- name of the format this reader handles
rFormat :: Format
rFormat :: StorageFormat
-- quickly check if this reader can probably handle the given file path and file content
,rDetector :: FilePath -> String -> Bool
-- parse the given string, using the given parse rules file if any, returning a journal or error aware of the given file path

14
hledger-lib/Hledger/Read.hs
View File

@ -114,7 +114,7 @@ tests_readJournal' = [
-- - otherwise, try them all.
--
-- A CSV conversion rules file may also be specified for use by the CSV reader.
readJournal :: Maybe Format -> Maybe FilePath -> Maybe FilePath -> String -> IO (Either String Journal)
readJournal :: Maybe StorageFormat -> Maybe FilePath -> Maybe FilePath -> String -> IO (Either String Journal)
readJournal format rulesfile path s =
-- trace (show (format, rulesfile, path)) $
tryReaders $ readersFor (format, path, s)
@ -134,19 +134,19 @@ readJournal format rulesfile path s =
path' = fromMaybe "(string)" path
-- | Which readers are worth trying for this (possibly unspecified) format, filepath, and data ?
readersFor :: (Maybe Format, Maybe FilePath, String) -> [Reader]
readersFor :: (Maybe StorageFormat, Maybe FilePath, String) -> [Reader]
readersFor (format,path,s) =
case format of
Just f -> case readerForFormat f of Just r -> [r]
Nothing -> []
Just f -> case readerForStorageFormat f of Just r -> [r]
Nothing -> []
Nothing -> case path of Nothing -> readers
Just "-" -> readers
Just p -> case readersForPathAndData (p,s) of [] -> readers
rs -> rs
-- | Find the (first) reader which can handle the given format, if any.
readerForFormat :: Format -> Maybe Reader
readerForFormat s | null rs = Nothing
readerForStorageFormat :: StorageFormat -> Maybe Reader
readerForStorageFormat s | null rs = Nothing
| otherwise = Just $ head rs
where
rs = filter ((s==).rFormat) readers :: [Reader]
@ -159,7 +159,7 @@ readersForPathAndData (f,s) = filter (\r -> (rDetector r) f s) readers
-- an error message, using the specified data format or trying all known
-- formats. A CSV conversion rules file may be specified for better
-- conversion of that format.
readJournalFile :: Maybe Format -> Maybe FilePath -> FilePath -> IO (Either String Journal)
readJournalFile :: Maybe StorageFormat -> Maybe FilePath -> FilePath -> IO (Either String Journal)
readJournalFile format rulesfile "-" = do
hSetNewlineMode stdin universalNewlineMode
getContents >>= readJournal format rulesfile (Just "(stdin)")