support type declaration colouring

Ed/EdLineText.dcl

@@ -30,7 +30,7 @@ getLineC			:: !LineNr !u:Text					-> ((!Info,!String), !u:Text)
 getLines			:: LineNr LineNr Text				-> (StrictList String, Text)
 //getLinesC			:: LineNr LineNr Text				-> (StrictList (Int,String), Text)
 
-updateLine			:: !LineNr !String !.Text			-> (!Int,!.Text)
+updateLine			:: !LineNr !String !.Text			-> (!Int,!Int,!.Text)
 removeLine			:: !LineNr !Text					-> Text
 
 removeLines			:: !LineNr !LineNr !Text				-> Text

Ed/EdLineText.icl

@@ -22,7 +22,7 @@ export TextAnnot Void, SyncInf, ConsInf
 */
 
 :: LineAnnot	:== Info
-dummyLineAnnot	:== (0,False)
+dummyLineAnnot	:== (0,False,False)
 annotLine		:== slMap (\s->(dummyLineAnnot,s))
 annotWhole		:== firstParse
 annotPart		:== quickParse
@@ -237,7 +237,7 @@ removeLines first last text=:{ nrLines, blocks }
 	# (before,after)	= slSplitAt first lines
 	# after				= slDrop nrRemoveLines after
 	#! lines			= slAppend before after
-	# (_,lines)			= annotPart (dec first) (dec first) lines
+	# (_,_,lines)		= annotPart (dec first) (dec first) lines
 	= {blocks = group BlockSize lines, nrLines = nrLines - nrRemoveLines}
 
 insertLines :: !LineNr !(StrictList String) !Text -> Text
@@ -248,7 +248,7 @@ insertLines lineNr strings text=:{ nrLines, blocks }
 	# strings			= annotLine strings
 	#! after			= slAppend strings after
 	#! lines			= slAppend before after
-	# (_,lines)			= annotPart (dec lineNr) (lineNr + nrInsertLines) lines
+	# (_,_,lines)		= annotPart (dec lineNr) (lineNr + nrInsertLines) lines
 	= {blocks = group BlockSize lines, nrLines = nrLines + nrInsertLines}
 	
 appendLines :: !(StrictList String) !Text -> Text
@@ -257,7 +257,7 @@ appendLines strings text=:{ nrLines, blocks }
 	# before			= textToStringsC text
 	# after				= annotLine strings
 	#! lines			= slAppend before after
-	# (_,lines)			= annotPart (dec nrLines) (nrLines + nrAppendLines) lines
+	# (_,_,lines)		= annotPart (dec nrLines) (nrLines + nrAppendLines) lines
 	= {blocks = group BlockSize lines, nrLines = nrLines + nrAppendLines}
 	
 appendLines` :: !(StrictList String) !Text -> Text
@@ -272,16 +272,16 @@ appendLines` strings text=:{ nrLines, blocks }
 	# update = case slHead update of
 		(pl,st) -> (pl,st+++.string)
 	#! lines			= slAppend before (SCons update after)
-	# (_,lines)			= annotPart (dec nrLines) (nrLines + nrAppendLines) lines
+	# (_,_,lines)		= annotPart (dec nrLines) (nrLines + nrAppendLines) lines
 	= {blocks = group BlockSize lines, nrLines = nrLines + nrAppendLines}
 	
-updateLine :: !LineNr !String !.Text -> (!Int,!.Text)
+updateLine :: !LineNr !String !.Text -> (!Int,!Int,!.Text)
 updateLine lineNr string text=:{ nrLines, blocks }
 	# lines				= textToStringsC text
 	# (before,after)	= slSplitAt lineNr lines
 	# (pl,_)			= slHead after
 	# after				= SCons (pl,string) (slTail after)
 	#! lines			= slAppend before after
-	# (fin,lines)		= annotPart lineNr lineNr lines
-	= (fin,{blocks = group BlockSize lines, nrLines = nrLines})
+	# (st,fin,lines)	= annotPart lineNr lineNr lines
+	= (st,fin,{blocks = group BlockSize lines, nrLines = nrLines})
 

Ed/EdMonad.dcl

@@ -54,6 +54,7 @@ from EdSelection	import :: Selection, :: Position, :: ColumnNr, :: LineNr
 	, charColour		:: !Colour
 	, keywordColour		:: !Colour
 	, typedefColour		:: !Colour
+	, typedeclColour	:: !Colour
 	}
 
 DefaultSyntaxColours :: SyntaxColours

Ed/EdMonad.icl

@@ -88,6 +88,7 @@ import EdAction
 	, charColour		:: !Colour
 	, keywordColour		:: !Colour
 	, typedefColour		:: !Colour
+	, typedeclColour	:: !Colour
 	}
 	
 instance toString ActionInfo
@@ -412,6 +413,7 @@ DefaultSyntaxColours =
 	, charColour		= Magenta
 	, keywordColour		= Grey
 	, typedefColour		= Black
+	, typedeclColour	= Black
 	}
 
 //--

Ed/EdTab.icl

@@ -87,52 +87,55 @@ where
 	| S 	// in string constant...
 	| C		// in char constant...
 	| T Int	// in typedef
-	
+	| D Int	// in typedecl
+
 import ospicture				// for optimized drawfuns...
 optDrawS :== pictdrawstring		// use non-optimised versions
 optDrawC :== pictdrawchar		// "
 
 tabDrawStringC :: !Point2 !(!Info,!String) !FontInfo !*Picture -> *Picture
-tabDrawStringC point ((clevel,typedef),string)
-	{tabSize,charWidth,thefont, showTabs, syntaxColours={textColour, backgroundColour,tabColour, commentColour, stringColour, charColour, keywordColour, typedefColour}}
+tabDrawStringC point ((clevel,typedef,typedecl),string)
+	{tabSize,charWidth,thefont, showTabs, syntaxColours={textColour, backgroundColour,tabColour, commentColour, stringColour, charColour, keywordColour, typedefColour, typedeclColour}}
 	picture
 	#! strings = splitAtTabs string
 	| typedef
-		= tabDrawString` True (T clevel) point strings picture
-	= tabDrawString` True (N clevel) point strings picture
+		= tabDrawString` /*True*/ (T clevel) point strings picture
+	| typedecl
+		= tabDrawString` (D clevel) point strings picture
+	= tabDrawString` /*True*/ (N clevel) point strings picture
 where
 		  
-	tabDrawString` :: !Bool !CommentLevel !Point2 !.[String] !*Picture -> *Picture
+	tabDrawString` :: /*!Bool*/ !CommentLevel !Point2 !.[String] !*Picture -> *Picture
 	// hmm, need to get if column 0 into local funs...
-	tabDrawString` _ _ _ [] picture
+	tabDrawString` /*_*/ _ _ [] picture
 //		#! (_,picture)		 = optGetPenPos picture
 		= picture
 
-	tabDrawString` ini clevel point [string : []] picture
+	tabDrawString` /*ini*/ clevel point [string : []] picture
 //		#! (_,picture)		 = optGetPenPos picture
 		#! picture					 = setPenPos point picture
-		#! (_,picture)				 = drawC ini clevel string picture
+		#! (_,picture)				 = drawC /*ini*/ clevel string picture
 //		#! (_,picture)		 = optGetPenPos picture
 		= picture
 	  
-	tabDrawString` ini clevel point [string : strings] picture
+	tabDrawString` /*ini*/ clevel point [string : strings] picture
 //		#! (_,picture)		 = optGetPenPos picture
 		#! picture					 = setPenPos point picture
-		#! (clevel,picture)			 = drawC ini clevel string picture
+		#! (clevel,picture)			 = drawC /*ini*/ clevel string picture
 //		#! (newPoint,picture)		 = optGetPenPos picture
 		#! (newPoint,picture)		 = getPenPos picture
 		#! newX						 = alignAtTab` newPoint.x tabSize charWidth
 		| not showTabs
-		 	= tabDrawString` False clevel {point & x = newX} strings picture
+		 	= tabDrawString` /*False*/ clevel {point & x = newX} strings picture
 		#! picture					 = setPenColour tabColour picture
 		#! picture					 = optDrawC '~' picture
 		#! picture					 = setPenColour textColour picture
-		= tabDrawString` False clevel {point & x = newX} strings picture
+		= tabDrawString` /*False*/ clevel {point & x = newX} strings picture
 	
 	
 	
-	drawC :: !Bool !CommentLevel !.String !*Picture -> (!CommentLevel,!*Picture)
-	drawC ini c s pic
+	drawC :: /*!Bool*/ !CommentLevel !.String !*Picture -> (!CommentLevel,!*Picture)
+	drawC /*ini*/ c s pic
 		= drawC c pic
 	where
 		drawC :: !CommentLevel !*Picture -> (!CommentLevel,!*Picture)
@@ -148,10 +151,13 @@ where
 			= (L,pic)
 		drawC (N cl) pic	// normal
 			# pic = (if (cl==0) (setPenColour textColour) (setPenColour commentColour)) pic
-			= dL ini (N cl) 0 pic
+			= dL /*ini*/ (N cl) 0 pic
 		drawC (T cl) pic
 			# pic = (if (cl==0) (setPenColour typedefColour) (setPenColour commentColour)) pic
-			= dL ini (T cl) 0 pic
+			= dL /*ini*/ (T cl) 0 pic
+		drawC (D cl) pic
+			# pic = (if (cl==0) (setPenColour typedeclColour) (setPenColour commentColour)) pic
+			= dL (D cl) 0 pic
 
 		l = size s
 		funnyChar i = isStringMember s.[i] (dec funnySize) funnyChars
@@ -165,10 +171,11 @@ where
 		funnyChars =: "~@#$%^?!+-*<>\\/|&=:."
 		funnySize = 20
 
-		dL :: !Bool !CommentLevel !.Int !*Picture -> (!CommentLevel,!*Picture)
-		dL ini cl i pic
+		dL :: /*!Bool*/ !CommentLevel !.Int !*Picture -> (!CommentLevel,!*Picture)
+		dL /*ini*/ cl i pic
 			| i >= l
 				= (cl,pic)
+/*
 			| ini && s.[i] == ':' && not (in_comment cl)
 				# i` = inc i
 				| i` >= l
@@ -201,11 +208,11 @@ where
 				# (cl,pic) = normalise ini i cl pic
 				# pic = optDrawC ':' pic
 				= dL False (N 0) i` pic
-
+*/
 			| s.[i] == '*'
 				# i` = inc i
 				| i` >= l
-					# (cl,pic) = normalise ini i cl pic
+//					# (cl,pic) = normalise ini i cl pic
 					# pic = optDrawC '*' pic
 					= (cl,pic)
 				| s.[i`] == '/'
@@ -216,31 +223,31 @@ where
 						# cl = dec_comment cl
 						| not (in_comment cl)	//cl == 0
 							# pic = setPenColour (non_comment_colour cl)/*textColour*/ pic
-							= dL False cl i`` pic
-						= dL False cl i`` pic
+							= dL /*False*/ cl i`` pic
+						= dL /*False*/ cl i`` pic
 						
 					| i`` < l && funnyChar i``
 						// eat till end of funnyid substring...
 						# j = scanfunny i``
 						# r = s%(i``,dec j)
-						# (cl,pic) = normalise ini i cl pic
+//						# (cl,pic) = normalise ini i cl pic
 						# pic = optDrawS "*/" pic
 						# pic = optDrawS r pic
-						= dL False cl j pic
+						= dL /*False*/ cl j pic
 					# pic = setPenColour commentColour pic		// idiot proof for trickery at start of text...
 					# pic = optDrawS "*/" pic
 					# cl = dec_comment cl
 					| not (in_comment cl)	//cl == 0
 						# pic = setPenColour (non_comment_colour cl)/*textColour*/ pic
-						= dL False cl i`` pic
-					= dL False cl i`` pic
-				# (cl,pic) = normalise ini i cl pic
+						= dL /*False*/ cl i`` pic
+					= dL /*False*/ cl i`` pic
+//				# (cl,pic) = normalise ini i cl pic
 				# pic = optDrawC '*' pic
-				= dL False cl i` pic
+				= dL /*False*/ cl i` pic
 			| s.[i] == '/'
 				# i` = inc i
 				| i` >= l
-					# (cl,pic) = normalise ini i cl pic
+//					# (cl,pic) = normalise ini i cl pic
 					# pic = optDrawC '/' pic
 					= (cl,pic)
 				| s.[i`] == '/'
@@ -253,10 +260,10 @@ where
 					# pic = setPenColour commentColour pic
 					# pic = optDrawS "/*" pic
 					# cl = inc_comment cl
-					= dL False cl (inc i`) pic
-				# (cl,pic) = normalise ini i cl pic
+					= dL /*False*/ cl (inc i`) pic
+//				# (cl,pic) = normalise ini i cl pic
 				# pic = optDrawC '/' pic
-				= dL False cl i` pic
+				= dL /*False*/ cl i` pic
 			| (s.[i] == '"') && (not (in_comment cl))	//(cl == 0)
 				# pic = setPenColour stringColour pic
 				# pic = optDrawC '"' pic
@@ -265,18 +272,23 @@ where
 				# pic = setPenColour charColour pic
 				# pic = optDrawC '\'' pic
 				= dC (inc i) pic
+
 			| /*(cl == 0)*/ (not (in_comment cl)) && (funnyChar i)
 				# j = scanfunny i
 				# r = s%(i,dec j)
+/*
 				# (cl,pic) = case r of
 								"|"	-> (cl,pic)
 								"=" -> (cl,pic)
 								_	-> normalise ini i cl pic
+*/
 				# pic = optDrawS r pic
-				= dL False cl j pic
+				= dL /*False*/ cl j pic
+/*
 			# (cl,pic) = case WhiteSpace s.[i] of
 							True -> (cl,pic)
 							_	 -> normalise ini i cl pic
+*/
 			# (key,j) = scankeyword s i
 			| key && (not (in_comment cl))	//cl == 0
 				# r = s%(i,dec j)
@@ -284,11 +296,12 @@ where
 				# pic = setPenColour keywordColour pic
 				# pic = optDrawS r pic
 				# pic = setPenColour c pic
-				= dL False cl j pic
+				= dL /*False*/ cl j pic
 			# r = s%(i,dec j)
 			# pic = optDrawS r pic
-			= dL False cl j pic
+			= dL /*False*/ cl j pic
 		where
+/*
 			normalise True 0 (T 0) pic
 				# pic = setPenColour textColour pic
 				= (N 0,pic)
@@ -297,23 +310,28 @@ where
 			in_typedef cl = case cl of
 				T l	-> l == 0
 				_	-> False
+*/
 			in_comment cl = case cl of
 				N l	-> l <> 0
 				T l	-> l <> 0
+				D l -> l <> 0
 				_	-> False
 			dec_comment cl = case cl of
 				N l	-> N (dec l)
 				T l	-> T (dec l)
+				D l -> D (dec l)
 			inc_comment cl = case cl of
 				N l	-> N (inc l)
 				T l	-> T (inc l)
+				D l -> D (inc l)
 			non_comment_colour cl = case cl of
 				N _	-> textColour
 				T _	-> typedefColour
+				D _ -> typedeclColour
 			scankeyword :: !.String !Int -> (!Bool,!Int)
 			scankeyword s i
 				# c = s.[i]
-				| not (isAlpha c)
+				| not (isAlpha c || (c == '_'))
 					# j = inc i
 					= (False,j)
 				# j = scanalpha (inc i)
@@ -396,7 +414,7 @@ where
 			| s.[i] == '"'
 				# pic = optDrawC '"' pic
 				# pic = setPenColour textColour pic
-				= dL False (N 0) (inc i) pic
+				= dL /*False*/ (N 0) (inc i) pic
 			| s.[i] == '\\'
 				# pic = optDrawC '\\' pic
 				# i = inc i
@@ -413,7 +431,7 @@ where
 			| s.[i] == '\''
 				# pic = optDrawC '\'' pic
 				# pic = setPenColour textColour pic
-				= dL False (N 0) (inc i) pic
+				= dL /*False*/ (N 0) (inc i) pic
 			| s.[i] == '\\'
 				# pic = optDrawC '\\' pic
 				# i = inc i

Ed/EdText.dcl

@@ -7,8 +7,8 @@ from EdSelection import :: Selection, :: Position, :: ColumnNr, :: LineNr
 import EdLineText
 
 getTextFragment	:: !Selection				!Text -> (!TextFragment, !Text)
-removeText		:: !Selection				!Text -> (Maybe Int,		 Text)
-insertText		:: !Position !TextFragment	!Text -> (Maybe Int,		 Text)
+removeText		:: !Selection				!Text -> (Maybe (Int,Int),	 Text)
+insertText		:: !Position !TextFragment	!Text -> (Maybe (Int,Int),	 Text)
 replaceText		:: !Selection !TextFragment !Text -> Text
 appendText		:: !TextFragment			!Text -> Text
 

Ed/EdText.icl

@@ -29,25 +29,25 @@ where
 	chopLastLine (SCons aLine lines)
 	  = SCons aLine (chopLastLine lines)
 
-removeText :: !Selection !Text -> (Maybe Int,Text)
+removeText :: !Selection !Text -> (Maybe (Int,Int),Text)
 removeText {start={col=col1,row=row1},end={col=col2,row=row2}} text
   # (firstLine, text)	= getLine row1 text
   // selection within one line?
   | row1 == row2 
-	# (fin,text)		= updateLine row1 
+	# (st,fin,text)		= updateLine row1 
 							(	firstLine % (0, col1 - 1) 
 							+++ firstLine % (col2, size firstLine - 1)
 							) text
-	= (Just fin,text)
+	= (Just (st,fin),text)
   // selection contains more than one line
   # (lastLine, text)	= getLine row2 text
   # newLine				= firstLine % (0, col1 - 1) +++ 
 						  lastLine	% (col2, size lastLine - 1)
-  # (_,text)			= updateLine row1 newLine text
+  # (_,_,text)			= updateLine row1 newLine text
   # text				= removeLines (row1 + 1) row2 text
   = (Nothing,text)
 
-insertText :: !Position !TextFragment !Text -> (Maybe Int,Text)
+insertText :: !Position !TextFragment !Text -> (Maybe (Int,Int),Text)
 insertText { col, row } strings text
   # (line, text) = getLine row text
 	left  = line % (0, col - 1)
@@ -58,8 +58,8 @@ insertText { col, row } strings text
   // insertion in a single line
   | nrOfStrings == 1
 	# newLine = left +++ slHead strings +++ right
-	# (fin,text) = updateLine row newLine text
-	= (Just fin,text)
+	# (st,fin,text) = updateLine row newLine text
+	= (Just (st,fin),text)
   // insertion of more than one line
   # fragment
 	  = SCons
@@ -86,12 +86,12 @@ replaceText sel=:{start={col=col1,row=row1},end={col=col2,row=row2}} strings tex
 	// no strings at all
 	| nrOfStrings == 0
 		# newLine			= left +++ right
-		# (_,text)			= updateLine row1 newLine text
+		# (_,_,text)		= updateLine row1 newLine text
 		= text
 	// insertion in a single line
 	| nrOfStrings == 1
 		# newLine			= left +++ slHead strings +++ right
-		# (_,text)			= updateLine row1 newLine text
+		# (_,_,text)		= updateLine row1 newLine text
 		= text
 	// insertion of more than one line
 	# fragment = SCons

Ed/EdVisualText.icl

@@ -77,7 +77,11 @@ vInsertText position textFragment =
 	THEN
 		vResetViewDomain
 	ELSE
-		(vTextUpdate position (fromJust fin - position.row + 1))
+//		(vTextUpdate position (fromJust fin - position.row + 1))
+		let
+			(beg,end)	= fromJust fin
+		in
+		(vTextUpdate {col=0,row=beg} (end - beg + 1))
 
 vAppendLines :: TextFragment -> EditMonad (PSt .l) nothing
 vAppendLines textFragment =
@@ -138,7 +142,9 @@ vRemoveText selection=:{ start=start=:{ col=col1,row=row1 }
 	THEN
 		vResetViewDomain
 	ELSE
-		(vTextUpdate start (fromJust fin - row1 + 1))
+//		(vTextUpdate start (fromJust fin - row1 + 1))
+		let (beg,end) = fromJust fin in
+		(vTextUpdate {col=0,row=beg} (end - beg + 1))
 
 //--
 

Ed/syncol.dcl

@@ -5,7 +5,15 @@ definition module syncol
 import StdString
 import StrictList
 
-:: Info	:== (!Int,!Bool)
+:: Info	:== 
+	(!Int		// comment nesting level at start of line
+//	,!Bool		// in typedef at start of line
+	,!Bool		// is typedef line
+//	,!Bool		// in typedecl at start of line
+//	,!Int		// typedecl offside level
+	,!Bool		// is typedecl line
+	)
+// pack bools into bitfield?
 
-firstParse :: !(StrictList String) -> StrictList (Info,String)
-quickParse :: !Int !Int !(StrictList (Info,String)) -> (Int,StrictList (Info,String))
+firstParse :: !(StrictList String) -> StrictList (!Info,!String)
+quickParse :: !Int !Int !(StrictList (!Info,!String)) -> (Int,Int,StrictList (!Info,!String))

Ed/syncol.icl

@@ -4,17 +4,87 @@ implementation module syncol
 
 import StdArray, StdClass, StdBool, StdList, StdFunc, StdString
 import StrictList
-
+/*
+:: Private =
+	{ num		:: !Int
+	, icl_only	:: !Bool
+	}
+Start
+//	= scanFirst 0 0 0 line1	// (index,indent,level)
+	# s0		= (0,False,False,0)
+	# s1		= parseLine s0 line1
+	# s2		= parseLine s1 line2
+	# s3		= parseLine s2 line3
+	# s4		= parseLine s3 line4
+	# s5		= parseLine s4 line5
+	= (s0,s1,s2,s3,s4,s5)
+where
+	line1	= ":: State = "
+	line2	= "	{num::Int}"
+	line3	= "fun :: frups"
+	line4	= " -> fraps"
+	line5	= "global :== something"
+*/
 /*
 	parseLine: initial comment nesting level & textline -> new comment nesting level
 */
 
-parseLine :: !.Info !.String -> Info
-parseLine comment_level line
-	= pL comment_level 0
+:: State :== 
+	( !Int		// comment nesting level at start of line
+	, !Bool		// in typedef at start of line
+	, !Bool		// in typedecl at start of line
+	, !Int		// typedecl offside level
+	)
+:: Info` :==
+	(!Int		// comment nesting level at start of line
+	,!Bool		// is typedef line
+//	,!Int		// typedecl offside level
+	,!Bool		// is typedecl line
+	)
+
+scanFirst :: !Int !Int !Int !.String -> (!Int,!Int,!Int)
+scanFirst level index indent line
+	| index >= line_size	= (index,indent,level)
+	# char = line.[index]
+	| char == ' '			= scanFirst level (inc index) (inc indent) line
+	| char == '\t'			= scanFirst level (inc index) ((inc (indent >> 2)) << 2) line
+	| char == '\n'			= scanFirst level (inc index) indent line
+	| char == '\r'			= scanFirst level (inc index) indent line
+	| char == '\f'			= scanFirst level (inc index) indent line
+	
+	| char == '*'
+		# index` = inc index
+		  indent` = inc indent
+		| index` >= line_size	= (index,indent,level)
+		| line.[index`] == '/'
+			# index`` = inc index`
+			  indent`` = inc indent`
+			| level <> 0	= scanFirst (dec level) index`` indent`` line	// try to fix problem below
+			| index`` >= line_size	= (index``,-1,dec level)
+			| funnyChar line.[index``]
+				= (index,indent,level)					// hmmm excludes */*/ and *//*...*/
+			= scanFirst (dec level) index`` indent`` line
+		| level == 0
+			= (index,indent,level)
+		= scanFirst level index` indent` line
+	| char == '/'
+		# index` = inc index
+		  indent` = inc indent
+		| index` >= line_size	= (index,indent,level)
+		# char` = line.[index`]
+		| char` == '/'		= (index,-1,level)					// shouldn't we exclude funnyId's ??
+		| char` == '*'		= scanFirst (inc level) (inc index`) (inc indent`) line
+		| level == 0
+			= (index,indent,level)
+		= scanFirst level index` indent` line
+	| level <> 0
+		= scanFirst level (inc index) (inc indent) line
+	= (index,indent,level)
 where
-	funnyChar c = isStringMember c (dec funnySize) funnyChars
+	line_size	= size line
 
+funnyChar c = isStringMember c (dec funnySize) funnyChars
+where
 	isStringMember :: !Char !Int !String -> Bool
 	isStringMember x i s
 		| i < 0 = False
@@ -25,64 +95,88 @@ where
 	funnyChars	=: "~@#$%^?!+-*<>\\/|&=:."
 	funnySize	= 20	// =: size funnyChars?
 
+scanfunny :: !Int !Int !String -> Int
+scanfunny i line_size line
+	| i >= line_size = line_size
+	| funnyChar line.[i] = scanfunny (inc i) line_size line
+	= i
+
+//::  String State -> ((Info,String),State)
+parseLine :: !.State !.String -> (!Bool,!State)
+parseLine state=:(level,typedef,typedecl,offside) line
+	# (index,indent,level)	= scanFirst level 0 0 line
+	# (typedecl,offside)	= if typedecl
+								(if (index < line_size && indent <= offside) 
+									(False,indent)
+									(True,offside)
+								)
+								(False,indent)
+	# state					= (level,typedef,typedecl,offside)
+	# has_content			= index < line_size
+	# not_double_colon		= line%(index,dec (scanfunny index line_size line)) <> "::"
+	= (has_content && if (index > 0) not_double_colon True , pL state index)