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-rw-r--r--src/LexPascal.cxx115
1 files changed, 68 insertions, 47 deletions
diff --git a/src/LexPascal.cxx b/src/LexPascal.cxx
index c3bea6773..434f88d4f 100644
--- a/src/LexPascal.cxx
+++ b/src/LexPascal.cxx
@@ -3,6 +3,7 @@
** Lexer for Pascal.
** Written by Laurent le Tynevez
** Updated by Simon Steele <s.steele@pnotepad.org> September 2002
+ ** Updated by Mathias Rauen <scite@madshi.net> May 2003 (Delphi adjustments)
**/
#include <stdlib.h>
@@ -40,12 +41,15 @@ static bool IsStreamCommentStyle(int style) {
style == SCE_C_COMMENTDOCKEYWORDERROR;
}
-static inline bool IsAWordChar(const int ch) {
- return (ch < 0x80) && (isalnum(ch) || ch == '.' || ch == '_');
+static void ColourTo(Accessor &styler, unsigned int end, unsigned int attr, bool bInAsm) {
+ if ((bInAsm) && (attr == SCE_C_OPERATOR || attr == SCE_C_NUMBER || attr == SCE_C_DEFAULT || attr == SCE_C_WORD || attr == SCE_C_IDENTIFIER)) {
+ styler.ColourTo(end, SCE_C_REGEX);
+ } else
+ styler.ColourTo(end, attr);
}
-// returns 1 if the item starts a class definition, and -1 if the word is "end".
-static int classifyWordPascal(unsigned int start, unsigned int end, /*WordList &keywords*/WordList *keywordlists[], Accessor &styler, bool bInClass) {
+// returns 1 if the item starts a class definition, and -1 if the word is "end", and 2 if the word is "asm"
+static int classifyWordPascal(unsigned int start, unsigned int end, /*WordList &keywords*/WordList *keywordlists[], Accessor &styler, bool bInClass, bool bInAsm) {
int ret = 0;
WordList& keywords = *keywordlists[0];
@@ -55,24 +59,34 @@ static int classifyWordPascal(unsigned int start, unsigned int end, /*WordList &
getRange(start, end, styler, s, sizeof(s));
char chAttr = SCE_C_IDENTIFIER;
- if (isdigit(s[0]) || (s[0] == '.')) {
+ if (isdigit(s[0]) || (s[0] == '.') ||(s[0] == '$')) {
chAttr = SCE_C_NUMBER;
}
else {
- if (keywords.InList(s)) {
- chAttr = SCE_C_WORD;
-
- if(strcmp(s, "class") == 0)
- ret = 1;
- else if(strcmp(s, "end") == 0)
- ret = -1;
- } else if (bInClass) {
- if (classwords.InList(s)) {
+ if (s[0] == '#') {
+ chAttr = SCE_C_CHARACTER;
+ }
+ else {
+ if (keywords.InList(s)) {
chAttr = SCE_C_WORD;
+
+ if(strcmp(s, "class") == 0) {
+ ret = 1;
+ }
+ else if (strcmp(s, "asm") == 0) {
+ ret = 2;
+ }
+ else if (strcmp(s, "end") == 0) {
+ ret = -1;
+ }
+ } else if (bInClass) {
+ if (classwords.InList(s)) {
+ chAttr = SCE_C_WORD;
+ }
}
}
}
- styler.ColourTo(end, chAttr);
+ ColourTo(styler, end, chAttr, (bInAsm && ret != -1));
return ret;
}
@@ -99,14 +113,14 @@ static void ColourisePascalDoc(unsigned int startPos, int length, int initStyle,
styler.StartAt(startPos);
int state = initStyle;
- if (state == SCE_C_STRINGEOL) // Does not leak onto next line
+ if (state == SCE_C_CHARACTER) // Does not leak onto next line
state = SCE_C_DEFAULT;
char chPrev = ' ';
char chNext = styler[startPos];
unsigned int lengthDoc = startPos + length;
- int visibleChars = 0;
bool bInClassDefinition;
+
int currentLine = styler.GetLine(startPos);
if (currentLine > 0) {
styler.SetLineState(currentLine, styler.GetLineState(currentLine-1));
@@ -116,6 +130,10 @@ static void ColourisePascalDoc(unsigned int startPos, int length, int initStyle,
bInClassDefinition = false;
}
+ bool bInAsm = (state == SCE_C_REGEX);
+ if (bInAsm)
+ state = SCE_C_DEFAULT;
+
styler.StartSegment(startPos);
for (unsigned int i = startPos; i < lengthDoc; i++) {
char ch = chNext;
@@ -126,16 +144,13 @@ static void ColourisePascalDoc(unsigned int startPos, int length, int initStyle,
// Trigger on CR only (Mac style) or either on LF from CR+LF (Dos/Win) or on LF alone (Unix)
// Avoid triggering two times on Dos/Win
// End of line
- if (state == SCE_C_STRINGEOL) {
- styler.ColourTo(i, state);
+ if (state == SCE_C_CHARACTER) {
+ ColourTo(styler, i, state, bInAsm);
state = SCE_C_DEFAULT;
}
- visibleChars = 0;
currentLine++;
styler.SetLineState(currentLine, (bInClassDefinition ? 1 : 0));
}
- if (!isspacechar(ch))
- visibleChars++;
if (styler.IsLeadByte(ch)) {
chNext = styler.SafeGetCharAt(i + 2);
@@ -145,41 +160,50 @@ static void ColourisePascalDoc(unsigned int startPos, int length, int initStyle,
}
if (state == SCE_C_DEFAULT) {
- if (iswordstart(ch) || (ch == '@')) {
- styler.ColourTo(i-1, state);
+ if (iswordstart(ch) || ch == '#' || ch == '$' || (ch == '@' && bInAsm)) {
+ ColourTo(styler, i-1, state, bInAsm);
state = SCE_C_IDENTIFIER;
} else if (ch == '{' && chNext != '$' && chNext != '&') {
- styler.ColourTo(i-1, state);
+ ColourTo(styler, i-1, state, bInAsm);
state = SCE_C_COMMENT;
} else if (ch == '(' && chNext == '*'
&& styler.SafeGetCharAt(i + 2) != '$'
&& styler.SafeGetCharAt(i + 2) != '&') {
- styler.ColourTo(i-1, state);
+ ColourTo(styler, i-1, state, bInAsm);
state = SCE_C_COMMENTDOC;
} else if (ch == '/' && chNext == '/') {
- styler.ColourTo(i-1, state);
+ ColourTo(styler, i-1, state, bInAsm);
state = SCE_C_COMMENTLINE;
} else if (ch == '\'') {
- styler.ColourTo(i-1, state);
+ ColourTo(styler, i-1, state, bInAsm);
state = SCE_C_CHARACTER;
- } else if (ch == '{' && (chNext == '$' || chNext=='&') && visibleChars == 1) {
- styler.ColourTo(i-1, state);
+ } else if (ch == '{' && (chNext == '$' || chNext=='&')) {
+ ColourTo(styler, i-1, state, bInAsm);
state = SCE_C_PREPROCESSOR;
} else if (isoperator(ch)) {
- styler.ColourTo(i-1, state);
- styler.ColourTo(i, SCE_C_OPERATOR);
+ ColourTo(styler, i-1, state, bInAsm);
+ ColourTo(styler, i, SCE_C_OPERATOR, bInAsm);
}
} else if (state == SCE_C_IDENTIFIER) {
- if (!iswordchar(ch)) {
- int lStateChange = classifyWordPascal(styler.GetStartSegment(), i - 1, keywordlists, styler, bInClassDefinition);
+ bool bDoublePoint = ((ch == '.') && (chPrev == '.'));
+ if ((!iswordchar(ch) && ch != '$' && ch != '#' && (ch != '@' || !bInAsm)) || bDoublePoint) {
+ if (bDoublePoint) i--;
+ int lStateChange = classifyWordPascal(styler.GetStartSegment(), i - 1, keywordlists, styler, bInClassDefinition, bInAsm);
if(lStateChange == 1) {
styler.SetLineState(currentLine, 1);
bInClassDefinition = true;
+ } else if(lStateChange == 2) {
+ bInAsm = true;
} else if(lStateChange == -1) {
styler.SetLineState(currentLine, 0);
bInClassDefinition = false;
+ bInAsm = false;
+ }
+ if (bDoublePoint) {
+ i++;
+ ColourTo(styler, i-1, SCE_C_DEFAULT, bInAsm);
}
state = SCE_C_DEFAULT;
@@ -189,30 +213,30 @@ static void ColourisePascalDoc(unsigned int startPos, int length, int initStyle,
} else if (ch == '(' && chNext == '*'
&& styler.SafeGetCharAt(i + 2) != '$'
&& styler.SafeGetCharAt(i + 2) != '&') {
- styler.ColourTo(i-1, state);
+ ColourTo(styler, i-1, state, bInAsm);
state = SCE_C_COMMENTDOC;
} else if (ch == '/' && chNext == '/') {
state = SCE_C_COMMENTLINE;
} else if (ch == '\'') {
state = SCE_C_CHARACTER;
} else if (isoperator(ch)) {
- styler.ColourTo(i, SCE_C_OPERATOR);
+ ColourTo(styler, i, SCE_C_OPERATOR, bInAsm);
}
}
} else {
if (state == SCE_C_PREPROCESSOR) {
if (ch=='}'){
- styler.ColourTo(i, state);
+ ColourTo(styler, i, state, bInAsm);
state = SCE_C_DEFAULT;
} else {
if ((ch == '\r' || ch == '\n') && !(chPrev == '\\' || chPrev == '\r')) {
- styler.ColourTo(i-1, state);
+ ColourTo(styler, i-1, state, bInAsm);
state = SCE_C_DEFAULT;
}
}
} else if (state == SCE_C_COMMENT) {
if (ch == '}' ) {
- styler.ColourTo(i, state);
+ ColourTo(styler, i, state, bInAsm);
state = SCE_C_DEFAULT;
}
} else if (state == SCE_C_COMMENTDOC) {
@@ -220,28 +244,25 @@ static void ColourisePascalDoc(unsigned int startPos, int length, int initStyle,
if (((i > styler.GetStartSegment() + 2) || (
(initStyle == SCE_C_COMMENTDOC) &&
(styler.GetStartSegment() == static_cast<unsigned int>(startPos))))) {
- styler.ColourTo(i, state);
+ ColourTo(styler, i, state, bInAsm);
state = SCE_C_DEFAULT;
}
}
} else if (state == SCE_C_COMMENTLINE) {
if (ch == '\r' || ch == '\n') {
- styler.ColourTo(i-1, state);
+ ColourTo(styler, i-1, state, bInAsm);
state = SCE_C_DEFAULT;
}
} else if (state == SCE_C_CHARACTER) {
- if ((ch == '\r' || ch == '\n')) {
- styler.ColourTo(i-1, SCE_C_STRINGEOL);
- state = SCE_C_STRINGEOL;
- } else if (ch == '\'') {
- styler.ColourTo(i, state);
+ if (ch == '\'') {
+ ColourTo(styler, i, state, bInAsm);
state = SCE_C_DEFAULT;
}
}
}
chPrev = ch;
}
- styler.ColourTo(lengthDoc - 1, state);
+ ColourTo(styler, lengthDoc - 1, state, bInAsm);
}
static void FoldPascalDoc(unsigned int startPos, int length, int initStyle, WordList *[],
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-30 08:16:12 +0000