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-rw-r--r--src/LexFlagship.cxx343
1 files changed, 237 insertions, 106 deletions
diff --git a/src/LexFlagship.cxx b/src/LexFlagship.cxx
index ec0e44c07..e038a6900 100644
--- a/src/LexFlagship.cxx
+++ b/src/LexFlagship.cxx
@@ -1,9 +1,10 @@
// Scintilla source code edit control
/** @file LexFlagShip.cxx
- ** Lexer for FlagShip
- ** (Syntactically compatible to other XBase dialects, like dBase, Clipper, Fox etc.)
+ ** Lexer for Harbour and FlagShip.
+ ** (Syntactically compatible to other xBase dialects, like Clipper, dBase, Clip, FoxPro etc.)
**/
// Copyright 2005 by Randy Butler
+// Copyright 2010 by Xavi <jarabal/at/gmail.com> (Harbour)
// Copyright 1998-2003 by Neil Hodgson <neilh@scintilla.org>
// The License.txt file describes the conditions under which this software may be distributed.
@@ -21,144 +22,272 @@
#include "KeyWords.h"
#include "Scintilla.h"
#include "SciLexer.h"
+#include "CharacterSet.h"
#ifdef SCI_NAMESPACE
using namespace Scintilla;
#endif
-static inline bool IsTypeCharacter(int ch) {
- return ch == '%' || ch == '&' || ch == '@' || ch == '!' || ch == '#' || ch == '$';
-}
-
// Extended to accept accented characters
-static inline bool IsAWordChar(int ch) {
- return ch >= 0x80 ||
- (isalnum(ch) || ch == '.' || ch == '_');
-}
-
-static inline bool IsAWordStart(int ch) {
+static inline bool IsAWordChar(int ch)
+{
return ch >= 0x80 ||
- (isalnum(ch) || ch == '_');
+ (isalnum(ch) || ch == '_');
}
-static inline bool IsADateCharacter(const int ch) {
- return (ch < 0x80) &&
- (isalnum(ch) || ch == '|' || ch == '-' || ch == '/' || ch == ':' || ch == ' ' || ch == '\t');
-}
-
-
static void ColouriseFlagShipDoc(unsigned int startPos, int length, int initStyle,
- WordList *keywordlists[], Accessor &styler) {
+ WordList *keywordlists[], Accessor &styler)
+{
WordList &keywords = *keywordlists[0];
WordList &keywords2 = *keywordlists[1];
WordList &keywords3 = *keywordlists[2];
WordList &keywords4 = *keywordlists[3];
+ WordList &keywords5 = *keywordlists[4];
+
+ // property lexer.flagship.styling.within.preprocessor
+ // For Harbour code, determines whether all preprocessor code is styled in the preprocessor style (0, the default) or
+ // only from the initial # to the end of the command word(1). It also determines how presents: text, dump, code disabled.
+ bool stylingWithinPreprocessor = styler.GetPropertyInt("lexer.flagship.styling.within.preprocessor") != 0;
- styler.StartAt(startPos);
+ CharacterSet setDoxygen(CharacterSet::setAlpha, "$@\\&<>#{}[]");
int visibleChars = 0;
+ int closeStringChar = 0;
+ int styleBeforeDCKeyword = SCE_FS_DEFAULT;
+ bool bEnableCode = initStyle < SCE_FS_DISABLEDCODE;
StyleContext sc(startPos, length, initStyle, styler);
for (; sc.More(); sc.Forward()) {
- if (sc.state == SCE_FS_OPERATOR) {
- sc.SetState(SCE_FS_DEFAULT);
- } else if (sc.state == SCE_FS_IDENTIFIER) {
- if (!IsAWordChar(sc.ch)) {
- char s[100];
- sc.GetCurrentLowered(s, sizeof(s));
- if (keywords.InList(s)) {
- sc.ChangeState(SCE_FS_KEYWORD);
- } else if (keywords2.InList(s)) {
- sc.ChangeState(SCE_FS_KEYWORD2);
- } else if (keywords3.InList(s)) {
- sc.ChangeState(SCE_FS_KEYWORD3);
- } else if (keywords4.InList(s)) {
- sc.ChangeState(SCE_FS_KEYWORD4);
- }// Else, it is really an identifier...
- sc.SetState(SCE_FS_DEFAULT);
- }
- } else if (sc.state == SCE_FS_NUMBER) {
- if (!IsAWordChar(sc.ch)) {
- sc.SetState(SCE_FS_DEFAULT);
- }
- } else if (sc.state == SCE_FS_STRING) {
- // VB doubles quotes to preserve them, so just end this string
- // state now as a following quote will start again
- if (sc.ch == '\"') {
- if (tolower(sc.chNext) == 'c') {
+ // Determine if the current state should terminate.
+ switch (sc.state) {
+ case SCE_FS_OPERATOR:
+ case SCE_FS_OPERATOR_C:
+ case SCE_FS_WORDOPERATOR:
+ sc.SetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ break;
+ case SCE_FS_IDENTIFIER:
+ case SCE_FS_IDENTIFIER_C:
+ if (!IsAWordChar(sc.ch)) {
+ char s[64];
+ sc.GetCurrentLowered(s, sizeof(s));
+ if (keywords.InList(s)) {
+ sc.ChangeState(bEnableCode ? SCE_FS_KEYWORD : SCE_FS_KEYWORD_C);
+ } else if (keywords2.InList(s)) {
+ sc.ChangeState(bEnableCode ? SCE_FS_KEYWORD2 : SCE_FS_KEYWORD2_C);
+ } else if (bEnableCode && keywords3.InList(s)) {
+ sc.ChangeState(SCE_FS_KEYWORD3);
+ } else if (bEnableCode && keywords4.InList(s)) {
+ sc.ChangeState(SCE_FS_KEYWORD4);
+ }// Else, it is really an identifier...
+ sc.SetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ }
+ break;
+ case SCE_FS_NUMBER:
+ case SCE_FS_NUMBER_C:
+ if (!IsAWordChar(sc.ch) && sc.ch != '.') {
+ sc.SetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ }
+ break;
+ case SCE_FS_CONSTANT:
+ if (!IsAWordChar(sc.ch)) {
+ sc.SetState(SCE_FS_DEFAULT);
+ }
+ break;
+ case SCE_FS_STRING:
+ case SCE_FS_STRING_C:
+ if (sc.ch == closeStringChar) {
+ sc.ForwardSetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ } else if (sc.atLineEnd) {
+ sc.ChangeState(bEnableCode ? SCE_FS_STRINGEOL : SCE_FS_STRINGEOL_C);
+ }
+ break;
+ case SCE_FS_STRINGEOL:
+ case SCE_FS_STRINGEOL_C:
+ if (sc.atLineStart) {
+ sc.SetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ }
+ break;
+ case SCE_FS_COMMENTDOC:
+ case SCE_FS_COMMENTDOC_C:
+ if (sc.Match('*', '/')) {
sc.Forward();
+ sc.ForwardSetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ } else if (sc.ch == '@' || sc.ch == '\\') { // JavaDoc and Doxygen support
+ // Verify that we have the conditions to mark a comment-doc-keyword
+ if ((IsASpace(sc.chPrev) || sc.chPrev == '*') && (!IsASpace(sc.chNext))) {
+ styleBeforeDCKeyword = bEnableCode ? SCE_FS_COMMENTDOC : SCE_FS_COMMENTDOC_C;
+ sc.SetState(SCE_FS_COMMENTDOCKEYWORD);
+ }
+ }
+ break;
+ case SCE_FS_COMMENT:
+ case SCE_FS_COMMENTLINE:
+ if (sc.atLineStart) {
+ sc.SetState(SCE_FS_DEFAULT);
+ }
+ break;
+ case SCE_FS_COMMENTLINEDOC:
+ case SCE_FS_COMMENTLINEDOC_C:
+ if (sc.atLineStart) {
+ sc.SetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ } else if (sc.ch == '@' || sc.ch == '\\') { // JavaDoc and Doxygen support
+ // Verify that we have the conditions to mark a comment-doc-keyword
+ if ((IsASpace(sc.chPrev) || sc.chPrev == '/' || sc.chPrev == '!') && (!IsASpace(sc.chNext))) {
+ styleBeforeDCKeyword = bEnableCode ? SCE_FS_COMMENTLINEDOC : SCE_FS_COMMENTLINEDOC_C;
+ sc.SetState(SCE_FS_COMMENTDOCKEYWORD);
+ }
+ }
+ break;
+ case SCE_FS_COMMENTDOCKEYWORD:
+ if ((styleBeforeDCKeyword == SCE_FS_COMMENTDOC || styleBeforeDCKeyword == SCE_FS_COMMENTDOC_C) &&
+ sc.Match('*', '/')) {
+ sc.ChangeState(SCE_FS_COMMENTDOCKEYWORDERROR);
+ sc.Forward();
+ sc.ForwardSetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ } else if (!setDoxygen.Contains(sc.ch)) {
+ char s[64];
+ sc.GetCurrentLowered(s, sizeof(s));
+ if (!IsASpace(sc.ch) || !keywords5.InList(s + 1)) {
+ sc.ChangeState(SCE_FS_COMMENTDOCKEYWORDERROR);
+ }
+ sc.SetState(styleBeforeDCKeyword);
+ }
+ break;
+ case SCE_FS_PREPROCESSOR:
+ case SCE_FS_PREPROCESSOR_C:
+ if (sc.atLineEnd) {
+ if (!(sc.chPrev == ';' || sc.GetRelative(-2) == ';')) {
+ sc.SetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ }
+ } else if (stylingWithinPreprocessor) {
+ if (IsASpaceOrTab(sc.ch)) {
+ sc.SetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ }
+ } else if (sc.Match('/', '*') || sc.Match('/', '/') || sc.Match('&', '&')) {
+ sc.SetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ }
+ break;
+ case SCE_FS_DISABLEDCODE:
+ if (sc.ch == '#' && visibleChars == 0) {
+ sc.SetState(bEnableCode ? SCE_FS_PREPROCESSOR : SCE_FS_PREPROCESSOR_C);
+ do { // Skip whitespace between # and preprocessor word
+ sc.Forward();
+ } while (IsASpaceOrTab(sc.ch) && sc.More());
+ if (sc.MatchIgnoreCase("pragma")) {
+ sc.Forward(6);
+ do { // Skip more whitespace until keyword
+ sc.Forward();
+ } while (IsASpaceOrTab(sc.ch) && sc.More());
+ if (sc.MatchIgnoreCase("enddump") || sc.MatchIgnoreCase("__endtext")) {
+ bEnableCode = true;
+ sc.SetState(SCE_FS_DISABLEDCODE);
+ sc.Forward(sc.ch == '_' ? 8 : 6);
+ sc.ForwardSetState(SCE_FS_DEFAULT);
+ } else {
+ sc.ChangeState(SCE_FS_DISABLEDCODE);
+ }
+ } else {
+ sc.ChangeState(SCE_FS_DISABLEDCODE);
+ }
+ }
+ break;
+ case SCE_FS_DATE:
+ if (sc.ch == '}') {
+ sc.ForwardSetState(SCE_FS_DEFAULT);
+ } else if (sc.atLineEnd) {
+ sc.ChangeState(SCE_FS_STRINGEOL);
}
- sc.ForwardSetState(SCE_FS_DEFAULT);
- } else if (sc.atLineEnd) {
- sc.ChangeState(SCE_FS_STRINGEOL);
- sc.ForwardSetState(SCE_FS_DEFAULT);
- }
- } else if (sc.state == SCE_FS_COMMENT) {
- if (sc.Match('*', '/')) { // new code
- sc.Forward();
- sc.ForwardSetState(SCE_FS_DEFAULT);
- //if (sc.atLineEnd) { // old code
- // sc.SetState(SCE_FS_DEFAULT);
- }
- } else if (sc.state == SCE_FS_COMMENTLINE) { //new code
- if (sc.ch == '\r' || sc.ch == '\n') {
- sc.SetState(SCE_FS_DEFAULT);
- visibleChars = 0;
- }
- } else if (sc.state == SCE_FS_PREPROCESSOR) {
- if (sc.atLineEnd) {
- sc.SetState(SCE_FS_DEFAULT);
- }
- } else if (sc.state == SCE_FS_DATE) {
- if (sc.ch == '#' || !IsADateCharacter(sc.chNext)) {
- sc.ForwardSetState(SCE_FS_DEFAULT);
- }
}
// Determine if a new state should be entered.
- if (sc.state == SCE_FS_DEFAULT) {
- if (sc.Match('/', '*')) { // New code
- sc.SetState(SCE_FS_COMMENT);
- sc.Forward(); // Eat the * so it isn't used for the end of the comment
- //if (sc.ch == '\'') { // Old code
- // sc.SetState(SCE_FS_COMMENT); // old code
- } else if (sc.Match('/', '/')) { // New code
+ if (sc.state == SCE_FS_DEFAULT || sc.state == SCE_FS_DEFAULT_C) {
+ if (bEnableCode &&
+ (sc.MatchIgnoreCase(".and.") || sc.MatchIgnoreCase(".not."))) {
+ sc.SetState(SCE_FS_WORDOPERATOR);
+ sc.Forward(4);
+ } else if (bEnableCode && sc.MatchIgnoreCase(".or.")) {
+ sc.SetState(SCE_FS_WORDOPERATOR);
+ sc.Forward(3);
+ } else if (bEnableCode &&
+ (sc.MatchIgnoreCase(".t.") || sc.MatchIgnoreCase(".f.") ||
+ (!IsAWordChar(sc.GetRelative(3)) && sc.MatchIgnoreCase("nil")))) {
+ sc.SetState(SCE_FS_CONSTANT);
+ sc.Forward(2);
+ } else if (sc.Match('/', '*')) {
+ sc.SetState(bEnableCode ? SCE_FS_COMMENTDOC : SCE_FS_COMMENTDOC_C);
+ sc.Forward();
+ } else if (bEnableCode && sc.Match('&', '&')) {
sc.SetState(SCE_FS_COMMENTLINE);
- } else if (sc.ch == '\"') {
- sc.SetState(SCE_FS_STRING);
+ sc.Forward();
+ } else if (sc.Match('/', '/')) {
+ sc.SetState(bEnableCode ? SCE_FS_COMMENTLINEDOC : SCE_FS_COMMENTLINEDOC_C);
+ sc.Forward();
+ } else if (bEnableCode && sc.ch == '*' && visibleChars == 0) {
+ sc.SetState(SCE_FS_COMMENT);
+ } else if (sc.ch == '\"' || sc.ch == '\'') {
+ sc.SetState(bEnableCode ? SCE_FS_STRING : SCE_FS_STRING_C);
+ closeStringChar = sc.ch;
+ } else if (closeStringChar == '>' && sc.ch == '<') {
+ sc.SetState(bEnableCode ? SCE_FS_STRING : SCE_FS_STRING_C);
} else if (sc.ch == '#' && visibleChars == 0) {
- // Preprocessor commands are alone on their line
- sc.SetState(SCE_FS_PREPROCESSOR);
- } else if (sc.ch == '#') {
- int n = 1;
- int chSeek = ' ';
- while ((n < 100) && (chSeek == ' ' || chSeek == '\t')) {
- chSeek = sc.GetRelative(n);
- n++;
+ sc.SetState(bEnableCode ? SCE_FS_PREPROCESSOR : SCE_FS_PREPROCESSOR_C);
+ do { // Skip whitespace between # and preprocessor word
+ sc.Forward();
+ } while (IsASpaceOrTab(sc.ch) && sc.More());
+ if (sc.atLineEnd) {
+ sc.SetState(bEnableCode ? SCE_FS_DEFAULT : SCE_FS_DEFAULT_C);
+ } else if (sc.MatchIgnoreCase("include")) {
+ if (stylingWithinPreprocessor) {
+ closeStringChar = '>';
+ }
+ } else if (sc.MatchIgnoreCase("pragma")) {
+ sc.Forward(6);
+ do { // Skip more whitespace until keyword
+ sc.Forward();
+ } while (IsASpaceOrTab(sc.ch) && sc.More());
+ if (sc.MatchIgnoreCase("begindump") || sc.MatchIgnoreCase("__cstream")) {
+ bEnableCode = false;
+ if (stylingWithinPreprocessor) {
+ sc.SetState(SCE_FS_DISABLEDCODE);
+ sc.Forward(8);
+ sc.ForwardSetState(SCE_FS_DEFAULT_C);
+ } else {
+ sc.SetState(SCE_FS_DISABLEDCODE);
+ }
+ } else if (sc.MatchIgnoreCase("enddump") || sc.MatchIgnoreCase("__endtext")) {
+ bEnableCode = true;
+ sc.SetState(SCE_FS_DISABLEDCODE);
+ sc.Forward(sc.ch == '_' ? 8 : 6);
+ sc.ForwardSetState(SCE_FS_DEFAULT);
+ }
}
- if (IsADigit(chSeek)) {
+ } else if (bEnableCode && sc.ch == '{') {
+ int p = 0;
+ int chSeek;
+ unsigned int endPos(startPos + length);
+ do { // Skip whitespace
+ chSeek = sc.GetRelative(++p);
+ } while (IsASpaceOrTab(chSeek) && (sc.currentPos + p < endPos));
+ if (chSeek == '^') {
sc.SetState(SCE_FS_DATE);
} else {
sc.SetState(SCE_FS_OPERATOR);
}
- } else if (sc.ch == '&' && tolower(sc.chNext) == 'h') {
- sc.SetState(SCE_FS_NUMBER);
- } else if (sc.ch == '&' && tolower(sc.chNext) == 'o') {
- sc.SetState(SCE_FS_NUMBER);
} else if (IsADigit(sc.ch) || (sc.ch == '.' && IsADigit(sc.chNext))) {
- sc.SetState(SCE_FS_NUMBER);
- } else if (IsAWordStart(sc.ch) || (sc.ch == '[')) {
- sc.SetState(SCE_FS_IDENTIFIER);
- } else if (isoperator(static_cast<char>(sc.ch)) || (sc.ch == '\\')) {
- sc.SetState(SCE_FS_OPERATOR);
+ sc.SetState(bEnableCode ? SCE_FS_NUMBER : SCE_FS_NUMBER_C);
+ } else if (IsAWordChar(sc.ch)) {
+ sc.SetState(bEnableCode ? SCE_FS_IDENTIFIER : SCE_FS_IDENTIFIER_C);
+ } else if (isoperator(static_cast<char>(sc.ch)) || (bEnableCode && sc.ch == '@')) {
+ sc.SetState(bEnableCode ? SCE_FS_OPERATOR : SCE_FS_OPERATOR_C);
}
}
if (sc.atLineEnd) {
visibleChars = 0;
+ closeStringChar = 0;
}
if (!IsASpace(sc.ch)) {
visibleChars++;
@@ -168,15 +297,16 @@ static void ColouriseFlagShipDoc(unsigned int startPos, int length, int initStyl
}
static void FoldFlagShipDoc(unsigned int startPos, int length, int,
- WordList *[], Accessor &styler) {
+ WordList *[], Accessor &styler)
+{
int endPos = startPos + length;
// Backtrack to previous line in case need to fix its fold status
int lineCurrent = styler.GetLine(startPos);
if (startPos > 0 && lineCurrent > 0) {
- lineCurrent--;
- startPos = styler.LineStart(lineCurrent);
+ lineCurrent--;
+ startPos = styler.LineStart(lineCurrent);
}
int spaceFlags = 0;
int indentCurrent = styler.IndentAmount(lineCurrent, &spaceFlags);
@@ -207,10 +337,11 @@ static void FoldFlagShipDoc(unsigned int startPos, int length, int,
}
static const char * const FSWordListDesc[] = {
- "Keywords",
- "functions",
- "user2",
- "user3",
+ "Keywords Commands",
+ "Std Library Functions",
+ "Procedure, return, exit",
+ "Class (oop)",
+ "Doxygen keywords",
0
};
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 06:23:03 +0000