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authorfiddlosopher <fiddlosopher@788f1e2b-df1e-0410-8736-df70ead52e1b>2007-07-09 03:39:25 +0000
committerfiddlosopher <fiddlosopher@788f1e2b-df1e-0410-8736-df70ead52e1b>2007-07-09 03:39:25 +0000
commit655363da5147b3b1483dc9ccd7c8b50f865815e2 (patch)
treedafd4f0442a4a936a9124c69749ce83aed9bd35c /src/Text/ParserCombinators
parent622d4e5223adaea3aa3ba43ed61b748a52526bcc (diff)
downloadpandoc-655363da5147b3b1483dc9ccd7c8b50f865815e2.tar.gz
Moved Text.ParserCombinators.Pandoc ->
Text.Pandoc.ParserCombinators. This way, all the Pandoc modules are in one place. git-svn-id: https://pandoc.googlecode.com/svn/trunk@663 788f1e2b-df1e-0410-8736-df70ead52e1b
Diffstat (limited to 'src/Text/ParserCombinators')
-rw-r--r--src/Text/ParserCombinators/Pandoc.hs125
1 files changed, 0 insertions, 125 deletions
diff --git a/src/Text/ParserCombinators/Pandoc.hs b/src/Text/ParserCombinators/Pandoc.hs
deleted file mode 100644
index 64c846f60..000000000
--- a/src/Text/ParserCombinators/Pandoc.hs
+++ /dev/null
@@ -1,125 +0,0 @@
-{-
-Copyright (C) 2006-7 John MacFarlane <jgm@berkeley.edu>
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
--}
-
-{- |
- Module : Text.ParserCombinators.Pandoc
- Copyright : Copyright (C) 2006-7 John MacFarlane
- License : GNU GPL, version 2 or above
-
- Maintainer : John MacFarlane <jgm@berkeley.edu>
- Stability : alpha
- Portability : portable
-
-Special parser combinators for Pandoc readers.
--}
-module Text.ParserCombinators.Pandoc (
- anyLine,
- many1Till,
- notFollowedBy',
- oneOfStrings,
- spaceChar,
- skipSpaces,
- blankline,
- blanklines,
- enclosed,
- stringAnyCase,
- parseFromStr,
- lineClump
- ) where
-import Text.ParserCombinators.Parsec
-import Data.Char ( toUpper, toLower )
-
---- | Parse any line of text
-anyLine :: GenParser Char st [Char]
-anyLine = try (manyTill anyChar newline) <|> many1 anyChar
- -- second alternative is for a line ending with eof
-
--- | Parses a space or tab.
-spaceChar :: CharParser st Char
-spaceChar = oneOf " \t"
-
--- | Skips zero or more spaces or tabs.
-skipSpaces :: GenParser Char st ()
-skipSpaces = skipMany spaceChar
-
--- | Skips zero or more spaces or tabs, then reads a newline.
-blankline :: GenParser Char st Char
-blankline = try (do
- skipSpaces
- newline)
-
--- | Parses one or more blank lines and returns a string of newlines.
-blanklines :: GenParser Char st [Char]
-blanklines = try (many1 blankline)
-
--- | Parses material enclosed between start and end parsers.
-enclosed :: GenParser Char st t -- ^ start parser
- -> GenParser Char st end -- ^ end parser
- -> GenParser Char st a -- ^ content parser (to be used repeatedly)
- -> GenParser Char st [a]
-enclosed start end parser = try (do
- start
- notFollowedBy space
- result <- many1Till parser end
- return result)
-
--- | Like @manyTill@, but reads at least one item.
-many1Till :: GenParser tok st a
- -> GenParser tok st end
- -> GenParser tok st [a]
-many1Till p end = try (do
- first <- p
- rest <- manyTill p end
- return (first:rest))
-
--- | A more general form of @notFollowedBy@. This one allows any
--- type of parser to be specified, and succeeds only if that parser fails.
--- It does not consume any input.
-notFollowedBy' :: Show b => GenParser a st b -> GenParser a st ()
-notFollowedBy' parser = try (do { c <- try parser; unexpected (show c) }
- <|> return ())
-
--- | Parses one of a list of strings (tried in order).
-oneOfStrings :: [String] -> GenParser Char st String
-oneOfStrings listOfStrings = choice $ map (try . string) listOfStrings
-
--- | Parse string, case insensitive.
-stringAnyCase :: [Char] -> CharParser st String
-stringAnyCase [] = string ""
-stringAnyCase (x:xs) = try (do
- firstChar <- choice [ char (toUpper x), char (toLower x) ]
- rest <- stringAnyCase xs
- return (firstChar:rest))
-
--- | Parse contents of 'str' using 'parser' and return result.
-parseFromStr :: GenParser tok st a -> [tok] -> GenParser tok st a
-parseFromStr parser str = try $ do
- oldInput <- getInput
- setInput str
- result <- parser
- setInput oldInput
- return result
-
--- | Parse raw line block up to and including blank lines.
-lineClump :: GenParser Char st String
-lineClump = do
- lines <- many1 (do{notFollowedBy blankline; anyLine})
- blanks <- blanklines <|> (do{eof; return "\n"})
- return ((unlines lines) ++ blanks)
-
-