module Text.Highlighting.Kate.Syntax.Postscript
(highlight, parseExpression, syntaxName, syntaxExtensions)
where
import Text.Highlighting.Kate.Types
import Text.Highlighting.Kate.Common
import Text.ParserCombinators.Parsec hiding (State)
import Control.Monad.State
import Data.Char (isSpace)
import qualified Data.Set as Set
syntaxName :: String
syntaxName :: [Char]
syntaxName = [Char]
"PostScript"
syntaxExtensions :: String
syntaxExtensions :: [Char]
syntaxExtensions = [Char]
"*.ps;*.ai;*.eps"
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]
"PostScript",[Char]
"Normal")], 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
False, 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]
"PostScript",[Char]
"Normal") -> forall (m :: * -> *) a. Monad m => a -> m a
return ()
([Char]
"PostScript",[Char]
"Comment") -> (ParsecT [Char] SyntaxState Identity ()
popContext) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> ParsecT [Char] SyntaxState Identity ()
pEndLine
([Char]
"PostScript",[Char]
"Header") -> (ParsecT [Char] SyntaxState Identity ()
popContext) forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> ParsecT [Char] SyntaxState Identity ()
pEndLine
([Char]
"PostScript",[Char]
"String") -> 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)
list_keywords :: Set [Char]
list_keywords = forall a. Ord a => [a] -> Set a
Set.fromList forall a b. (a -> b) -> a -> b
$ [Char] -> [[Char]]
words forall a b. (a -> b) -> a -> b
$ [Char]
"abs add aload anchorsearch and arc arcn arct arcto array ashow astore awidthshow begin bind bitshift ceiling charpath clear cleartomark clip clippath closepath concat concatmatrix copy count counttomark currentcmykcolor currentdash currentdict currentfile currentfont currentgray currentgstate currenthsbcolor currentlinecap currentlinejoin currentlinewidth currentmatrix currentpoint currentrgbcolor currentshared curveto cvi cvlit cvn cvr cvrs cvs cvx def defineusername dict div dtransform dup end eoclip eofill eoviewclip eq exch exec exit file fill findfont flattenpath floor flush flushfile for forall ge get getinterval grestore gsave gstate gt identmatrix idiv idtransform if ifelse image imagemask index ineofill infill initviewclip inueofill inufill invertmatrix itransform known le length lineto load loop lt makefont matrix maxlength mod moveto mul ne neg newpath not null or pathbbox pathforall pop print printobject put putinterval rcurveto read readhexstring readline readstring rectclip rectfill rectstroke rectviewclip repeat restore rlineto rmoveto roll rotate round save scale scalefont search selectfont setbbox setcachedevice setcachedevice2 setcharwidth setcmykcolor setdash setfont setgray setgstate sethsbcolor setlinecap setlinejoin setlinewidth setmatrix setrgbcolor setshared shareddict show showpage stop stopped store string stringwidth stroke strokepath sub systemdict token transform translate truncate type uappend ucache ueofill ufill undef upath userdict ustroke viewclip viewclippath where widthshow write writehexstring writeobject writestring wtranslation xor xshow xyshow yshow fontdirectory sharedfontdirectory courier courier-bold courier-boldoblique courier-oblique helvetica helvetica-bold helvetica-boldoblique helvetica-oblique symbol times-bold times-bolditalic times-italic times-roman execuserobject currentcolor currentcolorspace currentglobal execform filter findresource globaldict makepattern setcolor setcolorspace setglobal setpagedevice setpattern isolatin1encoding standardencoding atan banddevice bytesavailable cachestatus closefile colorimage condition copypage cos countdictstack countexecstack cshow currentblackgeneration currentcacheparams currentcolorscreen currentcolortransfer currentcontext currentflat currenthalftone currenthalftonephase currentmiterlimit currentobjectformat currentpacking currentscreen currentstrokeadjust currenttransfer currentundercolorremoval defaultmatrix definefont deletefile detach deviceinfo dictstack echo erasepage errordict execstack executeonly exp false filenameforall fileposition fork framedevice grestoreall handleerror initclip initgraphics initmatrix instroke inustroke join kshow ln lock log mark monitor noaccess notify nulldevice packedarray quit rand rcheck readonly realtime renamefile renderbands resetfile reversepath rootfont rrand run scheck setblackgeneration setcachelimit setcacheparams setcolorscreen setcolortransfer setfileposition setflat sethalftone sethalftonephase setmiterlimit setobjectformat setpacking setscreen setstrokeadjust settransfer setucacheparams setundercolorremoval sin sqrt srand stack status statusdict true ucachestatus undefinefont usertime ustrokepath version vmreclaim vmstatus wait wcheck xcheck yield defineuserobject undefineuserobject userobjects cleardictstack setvmthreshold currentcolorrendering currentdevparams currentoverprint currentpagedevice currentsystemparams currentuserparams defineresource findencoding gcheck glyphshow languagelevel product pstack resourceforall resourcestatus revision serialnumber setcolorrendering setdevparams setoverprint setsystemparams setuserparams startjob undefineresource globalfontdirectory ascii85decode ascii85encode asciihexdecode asciihexencode ccittfaxdecode ccittfaxencode dctdecode dctencode lzwdecode lzwencode nullencode runlengthdecode runlengthencode subfiledecode ciebaseda ciebasedabc devicecmyk devicegray devicergb indexed pattern separation ciebaseddef ciebaseddefg devicen"
regex_'5c'2f'7b1'2c2'7d'5b'5e'5cs'5c'28'5c'29'5c'7b'5c'7d'5c'5b'5c'5d'25'2f'5d'2a :: Regex
regex_'5c'2f'7b1'2c2'7d'5b'5e'5cs'5c'28'5c'29'5c'7b'5c'7d'5c'5b'5c'5d'25'2f'5d'2a = Bool -> [Char] -> Regex
compileRegex Bool
True [Char]
"\\/{1,2}[^\\s\\(\\)\\{\\}\\[\\]%/]*"
parseRules :: ([Char], [Char]) -> KateParser Token
parseRules ([Char]
"PostScript",[Char]
"Normal") =
((([Char] -> Set [Char] -> KateParser [Char]
pKeyword [Char]
" \n\t.():!+,-<=>%&*/;?[]^{|}~\\" Set [Char]
list_keywords 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
KeywordTok))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((Bool -> Char -> Char -> KateParser [Char]
pDetect2Chars Bool
False Char
'%' 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
OtherTok) forall (m :: * -> *) a b. Monad m => m a -> m b -> m a
>>~ ([Char], [Char]) -> ParsecT [Char] SyntaxState Identity ()
pushContext ([Char]
"PostScript",[Char]
"Header"))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((Bool -> Char -> KateParser [Char]
pDetectChar Bool
False 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 (m :: * -> *) a b. Monad m => m a -> m b -> m a
>>~ ([Char], [Char]) -> ParsecT [Char] SyntaxState Identity ()
pushContext ([Char]
"PostScript",[Char]
"Comment"))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((KateParser [Char]
pFloat 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
FloatTok))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((KateParser [Char]
pInt 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
DecValTok))
forall s u (m :: * -> *) a.
ParsecT s u m a -> ParsecT s u m a -> ParsecT s u m a
<|>
((Bool -> Char -> KateParser [Char]
pDetectChar Bool
False 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
StringTok) forall (m :: * -> *) a b. Monad m => m a -> m b -> m a
>>~ ([Char], [Char]) -> ParsecT [Char] SyntaxState Identity ()
pushContext ([Char]
"PostScript",[Char]
"String"))
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_'5c'2f'7b1'2c2'7d'5b'5e'5cs'5c'28'5c'29'5c'7b'5c'7d'5c'5b'5c'5d'25'2f'5d'2a 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
DataTypeTok))
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]
"PostScript",[Char]
"Normal")) 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]
"PostScript",[Char]
"Comment") =
(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]
"PostScript",[Char]
"Comment")) 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]
"PostScript",[Char]
"Header") =
(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]
"PostScript",[Char]
"Header")) 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
OtherTok)
parseRules ([Char]
"PostScript",[Char]
"String") =
(((Bool -> Char -> KateParser [Char]
pDetectChar Bool
False 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
StringTok) 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
<|>
(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]
"PostScript",[Char]
"String")) 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
StringTok))
parseRules ([Char], [Char])
x = ([Char], [Char]) -> KateParser Token
parseRules ([Char]
"PostScript",[Char]
"Normal") 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)