Moved lexers into lexers directory.

1 files changed, 0 insertions, 371 deletions

diff --git a/src/LexCSS.cxx b/src/LexCSS.cxx
deleted file mode 100644
index f63103de3..000000000
--- a/src/LexCSS.cxx
+++ /dev/null
@@ -1,371 +0,0 @@
-// Scintilla source code edit control
-/** @file LexCSS.cxx
- ** Lexer for Cascading Style Sheets
- ** Written by Jakub Vrána
- ** Improved by Philippe Lhoste (CSS2)
- **/
-// Copyright 1998-2002 by Neil Hodgson <neilh@scintilla.org>
-// The License.txt file describes the conditions under which this software may be distributed.
-
-#include <stdlib.h>
-#include <string.h>
-#include <ctype.h>
-#include <stdio.h>
-#include <stdarg.h>
-
-#include "Platform.h"
-
-#include "PropSet.h"
-#include "Accessor.h"
-#include "StyleContext.h"
-#include "KeyWords.h"
-#include "Scintilla.h"
-#include "SciLexer.h"
-
-#ifdef SCI_NAMESPACE
-using namespace Scintilla;
-#endif
-
-
-static inline bool IsAWordChar(const unsigned int ch) {
-	/* FIXME:
-	 * The CSS spec allows "ISO 10646 characters U+00A1 and higher" to be treated as word chars.
-	 * Unfortunately, we are only getting string bytes here, and not full unicode characters. We cannot guarantee
-	 * that our byte is between U+0080 - U+00A0 (to return false), so we have to allow all characters U+0080 and higher
-	 */
-	return ch >= 0x80 || isalnum(ch) || ch == '-' || ch == '_';
-}
-
-inline bool IsCssOperator(const int ch) {
-	if (!((ch < 0x80) && isalnum(ch)) &&
-		(ch == '{' || ch == '}' || ch == ':' || ch == ',' || ch == ';' ||
-		 ch == '.' || ch == '#' || ch == '!' || ch == '@' ||
-		 /* CSS2 */
-		 ch == '*' || ch == '>' || ch == '+' || ch == '=' || ch == '~' || ch == '|' ||
-		 ch == '[' || ch == ']' || ch == '(' || ch == ')')) {
-		return true;
-	}
-	return false;
-}
-
-static void ColouriseCssDoc(unsigned int startPos, int length, int initStyle, WordList *keywordlists[], Accessor &styler) {
-	WordList &css1Props = *keywordlists[0];
-	WordList &pseudoClasses = *keywordlists[1];
-	WordList &css2Props = *keywordlists[2];
-	WordList &css3Props = *keywordlists[3];
-	WordList &pseudoElements = *keywordlists[4];
-	WordList &exProps = *keywordlists[5];
-	WordList &exPseudoClasses = *keywordlists[6];
-	WordList &exPseudoElements = *keywordlists[7];
-
-	StyleContext sc(startPos, length, initStyle, styler);
-
-	int lastState = -1; // before operator
-	int lastStateC = -1; // before comment
-	int lastStateS = -1; // before single-quoted/double-quoted string
-	int op = ' '; // last operator
-	int opPrev = ' '; // last operator
-
-	for (; sc.More(); sc.Forward()) {
-		if (sc.state == SCE_CSS_COMMENT && sc.Match('*', '/')) {
-			if (lastStateC == -1) {
-				// backtrack to get last state:
-				// comments are like whitespace, so we must return to the previous state
-				unsigned int i = startPos;
-				for (; i > 0; i--) {
-					if ((lastStateC = styler.StyleAt(i-1)) != SCE_CSS_COMMENT) {
-						if (lastStateC == SCE_CSS_OPERATOR) {
-							op = styler.SafeGetCharAt(i-1);
-							opPrev = styler.SafeGetCharAt(i-2);
-							while (--i) {
-								lastState = styler.StyleAt(i-1);
-								if (lastState != SCE_CSS_OPERATOR && lastState != SCE_CSS_COMMENT)
-									break;
-							}
-							if (i == 0)
-								lastState = SCE_CSS_DEFAULT;
-						}
-						break;
-					}
-				}
-				if (i == 0)
-					lastStateC = SCE_CSS_DEFAULT;
-			}
-			sc.Forward();
-			sc.ForwardSetState(lastStateC);
-		}
-
-		if (sc.state == SCE_CSS_COMMENT)
-			continue;
-
-		if (sc.state == SCE_CSS_DOUBLESTRING || sc.state == SCE_CSS_SINGLESTRING) {
-			if (sc.ch != (sc.state == SCE_CSS_DOUBLESTRING ? '\"' : '\''))
-				continue;
-			unsigned int i = sc.currentPos;
-			while (i && styler[i-1] == '\\')
-				i--;
-			if ((sc.currentPos - i) % 2 == 1)
-				continue;
-			sc.ForwardSetState(lastStateS);
-		}
-
-		if (sc.state == SCE_CSS_OPERATOR) {
-			if (op == ' ') {
-				unsigned int i = startPos;
-				op = styler.SafeGetCharAt(i-1);
-				opPrev = styler.SafeGetCharAt(i-2);
-				while (--i) {
-					lastState = styler.StyleAt(i-1);
-					if (lastState != SCE_CSS_OPERATOR && lastState != SCE_CSS_COMMENT)
-						break;
-				}
-			}
-			switch (op) {
-			case '@':
-				if (lastState == SCE_CSS_DEFAULT)
-					sc.SetState(SCE_CSS_DIRECTIVE);
-				break;
-			case '>':
-			case '+':
-				if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
-					lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS)
-					sc.SetState(SCE_CSS_DEFAULT);
-				break;
-			case '[':
-				if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_DEFAULT || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
-					lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS)
-					sc.SetState(SCE_CSS_ATTRIBUTE);
-				break;
-			case ']':
-				if (lastState == SCE_CSS_ATTRIBUTE)
-					sc.SetState(SCE_CSS_TAG);
-				break;
-			case '{':
-				if (lastState == SCE_CSS_MEDIA)
-					sc.SetState(SCE_CSS_DEFAULT);
-				else if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_DIRECTIVE)
-					sc.SetState(SCE_CSS_IDENTIFIER);
-				break;
-			case '}':
-				if (lastState == SCE_CSS_DEFAULT || lastState == SCE_CSS_VALUE || lastState == SCE_CSS_IMPORTANT ||
-					lastState == SCE_CSS_IDENTIFIER || lastState == SCE_CSS_IDENTIFIER2 || lastState == SCE_CSS_IDENTIFIER3)
-					sc.SetState(SCE_CSS_DEFAULT);
-				break;
-			case '(':
-				if (lastState == SCE_CSS_PSEUDOCLASS)
-					sc.SetState(SCE_CSS_TAG);
-				else if (lastState == SCE_CSS_EXTENDED_PSEUDOCLASS)
-					sc.SetState(SCE_CSS_EXTENDED_PSEUDOCLASS);
-				break;
-			case ')':
-				if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_DEFAULT || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
-					lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS ||
-					lastState == SCE_CSS_PSEUDOELEMENT || lastState == SCE_CSS_EXTENDED_PSEUDOELEMENT)
-					sc.SetState(SCE_CSS_TAG);
-				break;
-			case ':':
-				if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_DEFAULT || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
-					lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS ||
-					lastState == SCE_CSS_PSEUDOELEMENT || lastState == SCE_CSS_EXTENDED_PSEUDOELEMENT)
-					sc.SetState(SCE_CSS_PSEUDOCLASS);
-				else if (lastState == SCE_CSS_IDENTIFIER || lastState == SCE_CSS_IDENTIFIER2 ||
-					lastState == SCE_CSS_IDENTIFIER3 || lastState == SCE_CSS_EXTENDED_IDENTIFIER ||
-					lastState == SCE_CSS_UNKNOWN_IDENTIFIER)
-					sc.SetState(SCE_CSS_VALUE);
-				break;
-			case '.':
-				if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_DEFAULT || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
-					lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS)
-					sc.SetState(SCE_CSS_CLASS);
-				break;
-			case '#':
-				if (lastState == SCE_CSS_TAG || lastState == SCE_CSS_DEFAULT || lastState == SCE_CSS_CLASS || lastState == SCE_CSS_ID ||
-					lastState == SCE_CSS_PSEUDOCLASS || lastState == SCE_CSS_EXTENDED_PSEUDOCLASS || lastState == SCE_CSS_UNKNOWN_PSEUDOCLASS)
-					sc.SetState(SCE_CSS_ID);
-				break;
-			case ',':
-			case '|':
-			case '~':
-				if (lastState == SCE_CSS_TAG)
-					sc.SetState(SCE_CSS_DEFAULT);
-				break;
-			case ';':
-				if (lastState == SCE_CSS_DIRECTIVE)
-					sc.SetState(SCE_CSS_DEFAULT);
-				else if (lastState == SCE_CSS_VALUE || lastState == SCE_CSS_IMPORTANT)
-					sc.SetState(SCE_CSS_IDENTIFIER);
-				break;
-			case '!':
-				if (lastState == SCE_CSS_VALUE)
-					sc.SetState(SCE_CSS_IMPORTANT);
-				break;
-			}
-		}
-
-		if (IsAWordChar(sc.ch)) {
-			if (sc.state == SCE_CSS_DEFAULT)
-				sc.SetState(SCE_CSS_TAG);
-			continue;
-		}
-
-		if (sc.ch == '*' && sc.state == SCE_CSS_DEFAULT) {
-			sc.SetState(SCE_CSS_TAG);
-			continue;
-		}
-
-		if (IsAWordChar(sc.chPrev) && (
-			sc.state == SCE_CSS_IDENTIFIER || sc.state == SCE_CSS_IDENTIFIER2 ||
-			sc.state == SCE_CSS_IDENTIFIER3 || sc.state == SCE_CSS_EXTENDED_IDENTIFIER ||
-			sc.state == SCE_CSS_UNKNOWN_IDENTIFIER ||
-			sc.state == SCE_CSS_PSEUDOCLASS || sc.state == SCE_CSS_PSEUDOELEMENT ||
-			sc.state == SCE_CSS_EXTENDED_PSEUDOCLASS || sc.state == SCE_CSS_EXTENDED_PSEUDOELEMENT ||
-			sc.state == SCE_CSS_UNKNOWN_PSEUDOCLASS ||
-			sc.state == SCE_CSS_IMPORTANT ||
-			sc.state == SCE_CSS_DIRECTIVE
-		)) {
-			char s[100];
-			sc.GetCurrentLowered(s, sizeof(s));
-			char *s2 = s;
-			while (*s2 && !IsAWordChar(*s2))
-				s2++;
-			switch (sc.state) {
-			case SCE_CSS_IDENTIFIER:
-			case SCE_CSS_IDENTIFIER2:
-			case SCE_CSS_IDENTIFIER3:
-			case SCE_CSS_EXTENDED_IDENTIFIER:
-			case SCE_CSS_UNKNOWN_IDENTIFIER:
-				if (css1Props.InList(s2))
-					sc.ChangeState(SCE_CSS_IDENTIFIER);
-				else if (css2Props.InList(s2))
-					sc.ChangeState(SCE_CSS_IDENTIFIER2);
-				else if (css3Props.InList(s2))
-					sc.ChangeState(SCE_CSS_IDENTIFIER3);
-				else if (exProps.InList(s2))
-					sc.ChangeState(SCE_CSS_EXTENDED_IDENTIFIER);
-				else
-					sc.ChangeState(SCE_CSS_UNKNOWN_IDENTIFIER);
-				break;
-			case SCE_CSS_PSEUDOCLASS:
-			case SCE_CSS_PSEUDOELEMENT:
-			case SCE_CSS_EXTENDED_PSEUDOCLASS:
-			case SCE_CSS_EXTENDED_PSEUDOELEMENT:
-			case SCE_CSS_UNKNOWN_PSEUDOCLASS:
-				if (op == ':' && opPrev != ':' && pseudoClasses.InList(s2))
-					sc.ChangeState(SCE_CSS_PSEUDOCLASS);
-				else if (opPrev == ':' && pseudoElements.InList(s2))
-					sc.ChangeState(SCE_CSS_PSEUDOELEMENT);
-				else if ((op == ':' || (op == '(' && lastState == SCE_CSS_EXTENDED_PSEUDOCLASS)) && opPrev != ':' && exPseudoClasses.InList(s2))
-					sc.ChangeState(SCE_CSS_EXTENDED_PSEUDOCLASS);
-				else if (opPrev == ':' && exPseudoElements.InList(s2))
-					sc.ChangeState(SCE_CSS_EXTENDED_PSEUDOELEMENT);
-				else
-					sc.ChangeState(SCE_CSS_UNKNOWN_PSEUDOCLASS);
-				break;
-			case SCE_CSS_IMPORTANT:
-				if (strcmp(s2, "important") != 0)
-					sc.ChangeState(SCE_CSS_VALUE);
-				break;
-			case SCE_CSS_DIRECTIVE:
-				if (op == '@' && strcmp(s2, "media") == 0)
-					sc.ChangeState(SCE_CSS_MEDIA);
-				break;
-			}
-		}
-
-		if (sc.ch != '.' && sc.ch != ':' && sc.ch != '#' && (
-			sc.state == SCE_CSS_CLASS || sc.state == SCE_CSS_ID ||
-			(sc.ch != '(' && sc.ch != ')' && ( /* This line of the condition makes it possible to extend pseudo-classes with parentheses */
-				sc.state == SCE_CSS_PSEUDOCLASS || sc.state == SCE_CSS_PSEUDOELEMENT ||
-				sc.state == SCE_CSS_EXTENDED_PSEUDOCLASS || sc.state == SCE_CSS_EXTENDED_PSEUDOELEMENT ||
-				sc.state == SCE_CSS_UNKNOWN_PSEUDOCLASS
-			))
-		))
-			sc.SetState(SCE_CSS_TAG);
-
-		if (sc.Match('/', '*')) {
-			lastStateC = sc.state;
-			sc.SetState(SCE_CSS_COMMENT);
-			sc.Forward();
-		} else if ((sc.state == SCE_CSS_VALUE || sc.state == SCE_CSS_ATTRIBUTE)
-			&& (sc.ch == '\"' || sc.ch == '\'')) {
-			lastStateS = sc.state;
-			sc.SetState((sc.ch == '\"' ? SCE_CSS_DOUBLESTRING : SCE_CSS_SINGLESTRING));
-		} else if (IsCssOperator(sc.ch)
-			&& (sc.state != SCE_CSS_ATTRIBUTE || sc.ch == ']')
-			&& (sc.state != SCE_CSS_VALUE || sc.ch == ';' || sc.ch == '}' || sc.ch == '!')
-			&& ((sc.state != SCE_CSS_DIRECTIVE && sc.state != SCE_CSS_MEDIA) || sc.ch == ';' || sc.ch == '{')
-		) {
-			if (sc.state != SCE_CSS_OPERATOR)
-				lastState = sc.state;
-			sc.SetState(SCE_CSS_OPERATOR);
-			op = sc.ch;
-			opPrev = sc.chPrev;
-		}
-	}
-
-	sc.Complete();
-}
-
-static void FoldCSSDoc(unsigned int startPos, int length, int, WordList *[], Accessor &styler) {
-	bool foldComment = styler.GetPropertyInt("fold.comment") != 0;
-	bool foldCompact = styler.GetPropertyInt("fold.compact", 1) != 0;
-	unsigned int endPos = startPos + length;
-	int visibleChars = 0;
-	int lineCurrent = styler.GetLine(startPos);
-	int levelPrev = styler.LevelAt(lineCurrent) & SC_FOLDLEVELNUMBERMASK;
-	int levelCurrent = levelPrev;
-	char chNext = styler[startPos];
-	bool inComment = (styler.StyleAt(startPos-1) == SCE_CSS_COMMENT);
-	for (unsigned int i = startPos; i < endPos; i++) {
-		char ch = chNext;
-		chNext = styler.SafeGetCharAt(i + 1);
-		int style = styler.StyleAt(i);
-		bool atEOL = (ch == '\r' && chNext != '\n') || (ch == '\n');
-		if (foldComment) {
-			if (!inComment && (style == SCE_CSS_COMMENT))
-				levelCurrent++;
-			else if (inComment && (style != SCE_CSS_COMMENT))
-				levelCurrent--;
-			inComment = (style == SCE_CSS_COMMENT);
-		}
-		if (style == SCE_CSS_OPERATOR) {
-			if (ch == '{') {
-				levelCurrent++;
-			} else if (ch == '}') {
-				levelCurrent--;
-			}
-		}
-		if (atEOL) {
-			int lev = levelPrev;
-			if (visibleChars == 0 && foldCompact)
-				lev |= SC_FOLDLEVELWHITEFLAG;
-			if ((levelCurrent > levelPrev) && (visibleChars > 0))
-				lev |= SC_FOLDLEVELHEADERFLAG;
-			if (lev != styler.LevelAt(lineCurrent)) {
-				styler.SetLevel(lineCurrent, lev);
-			}
-			lineCurrent++;
-			levelPrev = levelCurrent;
-			visibleChars = 0;
-		}
-		if (!isspacechar(ch))
-			visibleChars++;
-	}
-	// Fill in the real level of the next line, keeping the current flags as they will be filled in later
-	int flagsNext = styler.LevelAt(lineCurrent) & ~SC_FOLDLEVELNUMBERMASK;
-	styler.SetLevel(lineCurrent, levelPrev | flagsNext);
-}
-
-static const char * const cssWordListDesc[] = {
-	"CSS1 Properties",
-	"Pseudo-classes",
-	"CSS2 Properties",
-	"CSS3 Properties",
-	"Pseudo-elements",
-	"Browser-Specific CSS Properties",
-	"Browser-Specific Pseudo-classes",
-	"Browser-Specific Pseudo-elements",
-	0
-};
-
-LexerModule lmCss(SCLEX_CSS, ColouriseCssDoc, "css", FoldCSSDoc, cssWordListDesc);