module Text.Highlighting.Kate.Syntax.Texinfo
(highlight, parseExpression, syntaxName, syntaxExtensions)
where
import Text.Highlighting.Kate.Types
import Text.Highlighting.Kate.Common
import qualified Text.Highlighting.Kate.Syntax.Alert
import Text.ParserCombinators.Parsec hiding (State)
import Control.Monad.State
import Data.Char (isSpace)
syntaxName :: String
syntaxName :: [Char]
syntaxName = [Char]
"Texinfo"
syntaxExtensions :: String
syntaxExtensions :: [Char]
syntaxExtensions = [Char]
"*.texi"
highlight :: String -> [SourceLine]
highlight :: [Char] -> [SourceLine]
highlight [Char]
input = forall s a. State s a -> s -> a
evalState (forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM [Char] -> State SyntaxState SourceLine
parseSourceLine forall a b. (a -> b) -> a -> b
$ [Char] -> [[Char]]
lines [Char]
input) SyntaxState
startingState
parseSourceLine :: String -> State SyntaxState SourceLine
parseSourceLine :: [Char] -> State SyntaxState SourceLine
parseSourceLine = KateParser Token -> [Char] -> State SyntaxState SourceLine
mkParseSourceLine (Maybe ([Char], [Char]) -> KateParser Token
parseExpression forall a. Maybe a
Nothing)
parseExpression :: Maybe (String,String)
-> KateParser Token
parseExpression :: Maybe ([Char], [Char]) -> KateParser Token
parseExpression Maybe ([Char], [Char])
mbcontext = do
([Char]
lang,[Char]
cont) <- forall b a. b -> (a -> b) -> Maybe a -> b
maybe KateParser ([Char], [Char])
currentContext forall (m :: * -> *) a. Monad m => a -> m a
return Maybe ([Char], [Char])
mbcontext
Token
result <- ([Char], [Char]) -> KateParser Token
parseRules ([Char]
lang,[Char]
cont)
forall s (m :: * -> *) t u a.
Stream s m t =>
ParsecT s u m a -> ParsecT s u m ()
optional forall a b. (a -> b) -> a -> b
$ do forall s (m :: * -> *) t u.
(Stream s m t, Show t) =>
ParsecT s u m ()
eof
forall (m :: * -> *) u s. Monad m => (u -> u) -> ParsecT s u m ()
updateState forall a b. (a -> b) -> a -> b
$ \SyntaxState
st -> SyntaxState
st{ synStPrevChar :: Char
synStPrevChar = Char
'\n' }
ParsecT [Char] SyntaxState Identity ()
pEndLine
forall (m :: * -> *) a. Monad m => a -> m a
return Token
result
startingState :: SyntaxState
startingState = SyntaxState {synStContexts :: ContextStack
synStContexts = [([Char]
"Texinfo",[Char]
"Normal Text")], synStLineNumber :: Int
synStLineNumber = Int
0, synStPrevChar :: Char
synStPrevChar = Char
'\n', synStPrevNonspace :: Bool
synStPrevNonspace = Bool
False, synStContinuation :: Bool
synStContinuation = Bool
False, synStCaseSensitive :: Bool
synStCaseSensitive = Bool
True, synStKeywordCaseSensitive :: Bool
synStKeywordCaseSensitive = Bool
True, synStCaptures :: [[Char]]
synStCaptures = []}
pEndLine :: ParsecT [Char] SyntaxState Identity ()
pEndLine = do
forall (m :: * -> *) u s. Monad m => (u -> u) -> ParsecT s u m ()
updateState forall a b. (a -> b) -> a -> b
$ \SyntaxState
st -> SyntaxState
st{ synStPrevNonspace :: Bool
synStPrevNonspace = Bool
False }
([Char], [Char])
context <- KateParser ([Char], [Char])
currentContext
ContextStack
contexts <- SyntaxState -> ContextStack
synStContexts forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
`fmap` forall (m :: * -> *) s u. Monad m => ParsecT s u m u
getState
SyntaxState
st <- forall (m :: * -> *) s u. Monad m => ParsecT s u m u
getState
if forall (t :: * -> *) a. Foldable t => t a -> Int
length ContextStack
contexts forall a. Ord a => a -> a -> Bool
>= Int
2
then case ([Char], [Char])
context of
([Char], [Char])
_ | SyntaxState -> Bool
synStContinuation SyntaxState
st -> forall (m :: * -> *) u s. Monad m => (u -> u) -> ParsecT s u m ()
updateState forall a b. (a -> b) -> a -> b
$ \SyntaxState
st -> SyntaxState
st{ synStContinuation :: Bool
synStContinuation = Bool
False }
([Char]
"Texinfo",[Char]
"Normal Text") -> forall (m :: * -> *) a. Monad m => a -> m a
return ()
([Char]
"Texinfo",[Char]
"singleLineComment") -> (ParsecT [Char] SyntaxState Identity ()
popContext) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> ParsecT [Char] SyntaxState Identity ()
pEndLine
([Char]
"Texinfo",[Char]
"multiLineComment") -> forall (m :: * -> *) a. Monad m => a -> m a
return ()
([Char]
"Texinfo",[Char]
"nodeFolding") -> forall (m :: * -> *) a. Monad m => a -> m a
return ()
([Char]
"Texinfo",[Char]
"folding") -> forall (m :: * -> *) a. Monad m => a -> m a
return ()
([Char], [Char])
_ -> forall (m :: * -> *) a. Monad m => a -> m a
return ()
else forall (m :: * -> *) a. Monad m => a -> m a
return ()
withAttribute :: a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute a
attr [Char]
txt = do
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (forall (t :: * -> *) a. Foldable t => t a -> Bool
null [Char]
txt) forall a b. (a -> b) -> a -> b
$ forall (m :: * -> *) a. MonadFail m => [Char] -> m a
fail [Char]
"Parser matched no text"
forall (m :: * -> *) u s. Monad m => (u -> u) -> ParsecT s u m ()
updateState forall a b. (a -> b) -> a -> b
$ \SyntaxState
st -> SyntaxState
st { synStPrevChar :: Char
synStPrevChar = forall a. [a] -> a
last [Char]
txt
, synStPrevNonspace :: Bool
synStPrevNonspace = SyntaxState -> Bool
synStPrevNonspace SyntaxState
st Bool -> Bool -> Bool
|| Bool -> Bool
not (forall (t :: * -> *) a. Foldable t => (a -> Bool) -> t a -> Bool
all Char -> Bool
isSpace [Char]
txt) }
forall (m :: * -> *) a. Monad m => a -> m a
return (a
attr, [Char]
txt)
regex_'40c'28omment'29'3f'5cb :: Regex
regex_'40c'28omment'29'3f'5cb = Bool -> [Char] -> Regex
compileRegex Bool
True [Char]
"@c(omment)?\\b"
regex_'40ignore'5cb :: Regex
regex_'40ignore'5cb = Bool -> [Char] -> Regex
compileRegex Bool
True [Char]
"@ignore\\b"
regex_'40node'5cb :: Regex
regex_'40node'5cb = Bool -> [Char] -> Regex
compileRegex Bool
True [Char]
"@node\\b"
= Bool -> [Char] -> Regex
compileRegex Bool
True [Char]
"@(menu|smallexample|table|multitable)\\b"
regex_'40'5b'5cw'5d'2b'28'5c'7b'28'5b'5cw'5d'2b'5b'5cs'5d'2a'29'2b'5c'7d'29'3f :: Regex
regex_'40'5b'5cw'5d'2b'28'5c'7b'28'5b'5cw'5d'2b'5b'5cs'5d'2a'29'2b'5c'7d'29'3f = Bool -> [Char] -> Regex
compileRegex Bool
True [Char]
"@[\\w]+(\\{([\\w]+[\\s]*)+\\})?"
= Bool -> [Char] -> Regex
compileRegex Bool
True [Char]
"@end (menu|smallexample|table|multitable)\\b"
parseRules :: ([Char], [Char]) -> KateParser Token
parseRules ([Char]
"Texinfo",[Char]
"Normal Text") =
(((Regex -> KateParser [Char]
pRegExpr Regex
regex_'40c'28omment'29'3f'5cb forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
CommentTok) forall (m :: * -> *) a b. Monad m => m a -> m b -> m a
>>~ ([Char], [Char]) -> ParsecT [Char] SyntaxState Identity ()
pushContext ([Char]
"Texinfo",[Char]
"singleLineComment"))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((Regex -> KateParser [Char]
pRegExpr Regex
regex_'40ignore'5cb forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
CommentTok) forall (m :: * -> *) a b. Monad m => m a -> m b -> m a
>>~ ([Char], [Char]) -> ParsecT [Char] SyntaxState Identity ()
pushContext ([Char]
"Texinfo",[Char]
"multiLineComment"))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((Regex -> KateParser [Char]
pRegExpr Regex
regex_'40node'5cb forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
FunctionTok) forall (m :: * -> *) a b. Monad m => m a -> m b -> m a
>>~ ([Char], [Char]) -> ParsecT [Char] SyntaxState Identity ()
pushContext ([Char]
"Texinfo",[Char]
"nodeFolding"))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((Regex -> KateParser [Char]
pRegExpr Regex
regex_'40'28menu'7csmallexample'7ctable'7cmultitable'29'5cb forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
FunctionTok) forall (m :: * -> *) a b. Monad m => m a -> m b -> m a
>>~ ([Char], [Char]) -> ParsecT [Char] SyntaxState Identity ()
pushContext ([Char]
"Texinfo",[Char]
"folding"))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((Regex -> KateParser [Char]
pRegExpr Regex
regex_'40'5b'5cw'5d'2b'28'5c'7b'28'5b'5cw'5d'2b'5b'5cs'5d'2a'29'2b'5c'7d'29'3f forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
FunctionTok))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
(KateParser ([Char], [Char])
currentContext forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= \([Char], [Char])
x -> forall (f :: * -> *). Alternative f => Bool -> f ()
guard (([Char], [Char])
x forall a. Eq a => a -> a -> Bool
== ([Char]
"Texinfo",[Char]
"Normal Text")) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> KateParser [Char]
pDefault forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
NormalTok))
parseRules ([Char]
"Texinfo",[Char]
"singleLineComment") =
(((Maybe ([Char], [Char]) -> KateParser Token
Text.Highlighting.Kate.Syntax.Alert.parseExpression (forall a. a -> Maybe a
Just ([Char]
"Alerts",[Char]
"")) forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= ((forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
CommentTok) forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall a b. (a, b) -> b
snd)))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
(KateParser ([Char], [Char])
currentContext forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= \([Char], [Char])
x -> forall (f :: * -> *). Alternative f => Bool -> f ()
guard (([Char], [Char])
x forall a. Eq a => a -> a -> Bool
== ([Char]
"Texinfo",[Char]
"singleLineComment")) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> KateParser [Char]
pDefault forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
CommentTok))
parseRules ([Char]
"Texinfo",[Char]
"multiLineComment") =
(((Bool -> [Char] -> KateParser [Char]
pString Bool
False [Char]
"@end ignore" forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
CommentTok) forall (m :: * -> *) a b. Monad m => m a -> m b -> m a
>>~ (ParsecT [Char] SyntaxState Identity ()
popContext))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((Maybe ([Char], [Char]) -> KateParser Token
Text.Highlighting.Kate.Syntax.Alert.parseExpression (forall a. a -> Maybe a
Just ([Char]
"Alerts",[Char]
"")) forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= ((forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
CommentTok) forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall a b. (a, b) -> b
snd)))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
(KateParser ([Char], [Char])
currentContext forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= \([Char], [Char])
x -> forall (f :: * -> *). Alternative f => Bool -> f ()
guard (([Char], [Char])
x forall a. Eq a => a -> a -> Bool
== ([Char]
"Texinfo",[Char]
"multiLineComment")) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> KateParser [Char]
pDefault forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
CommentTok))
parseRules ([Char]
"Texinfo",[Char]
"nodeFolding") =
(((forall s (m :: * -> *) t u a.
Stream s m t =>
ParsecT s u m a -> ParsecT s u m a
lookAhead (Regex -> KateParser [Char]
pRegExpr Regex
regex_'40node'5cb) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> (ParsecT [Char] SyntaxState Identity ()
popContext) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> KateParser ([Char], [Char])
currentContext forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= ([Char], [Char]) -> KateParser Token
parseRules))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((([Char], [Char]) -> KateParser Token
parseRules ([Char]
"Texinfo",[Char]
"Normal Text")))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
(KateParser ([Char], [Char])
currentContext forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= \([Char], [Char])
x -> forall (f :: * -> *). Alternative f => Bool -> f ()
guard (([Char], [Char])
x forall a. Eq a => a -> a -> Bool
== ([Char]
"Texinfo",[Char]
"nodeFolding")) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> KateParser [Char]
pDefault forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
NormalTok))
parseRules ([Char]
"Texinfo",[Char]
"folding") =
(((Regex -> KateParser [Char]
pRegExpr Regex
regex_'40end_'28menu'7csmallexample'7ctable'7cmultitable'29'5cb forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
FunctionTok) forall (m :: * -> *) a b. Monad m => m a -> m b -> m a
>>~ (ParsecT [Char] SyntaxState Identity ()
popContext))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((([Char], [Char]) -> KateParser Token
parseRules ([Char]
"Texinfo",[Char]
"Normal Text")))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
(KateParser ([Char], [Char])
currentContext forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= \([Char], [Char])
x -> forall (f :: * -> *). Alternative f => Bool -> f ()
guard (([Char], [Char])
x forall a. Eq a => a -> a -> Bool
== ([Char]
"Texinfo",[Char]
"folding")) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> KateParser [Char]
pDefault forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= forall {m :: * -> *} {a} {s}.
Monad m =>
a -> [Char] -> ParsecT s SyntaxState m (a, [Char])
withAttribute TokenType
NormalTok))
parseRules ([Char]
"Alerts", [Char]
_) = Maybe ([Char], [Char]) -> KateParser Token
Text.Highlighting.Kate.Syntax.Alert.parseExpression forall a. Maybe a
Nothing
parseRules ([Char], [Char])
x = ([Char], [Char]) -> KateParser Token
parseRules ([Char]
"Texinfo",[Char]
"Normal Text") forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|> forall (m :: * -> *) a. MonadFail m => [Char] -> m a
fail ([Char]
"Unknown context" forall a. [a] -> [a] -> [a]
++ forall a. Show a => a -> [Char]
show ([Char], [Char])
x)