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-rw-r--r--lexers/LexVerilog.cxx205
1 files changed, 137 insertions, 68 deletions
diff --git a/lexers/LexVerilog.cxx b/lexers/LexVerilog.cxx
index ed39c2b17..8062c09cf 100644
--- a/lexers/LexVerilog.cxx
+++ b/lexers/LexVerilog.cxx
@@ -36,13 +36,28 @@ static inline bool IsAWordStart(const int ch) {
return (ch < 0x80) && (isalnum(ch) || ch == '_' || ch == '$');
}
+static inline bool AllUpperCase(const char *a) {
+ while (*a) {
+ if (*a >= 'a' && *a <= 'z') return false;
+ a++;
+ }
+ return true;
+}
+
static void ColouriseVerilogDoc(unsigned int startPos, int length, int initStyle, WordList *keywordlists[],
Accessor &styler) {
+ const int kwOther=0, kwDot=0x100, kwInput=0x200, kwOutput=0x300, kwInout=0x400;
+ int lineState = kwOther;
+
WordList &keywords = *keywordlists[0];
WordList &keywords2 = *keywordlists[1];
WordList &keywords3 = *keywordlists[2];
WordList &keywords4 = *keywordlists[3];
+ WordList &keywords5 = *keywordlists[4];
+
+ int curLine = styler.GetLine(startPos);
+ if (curLine > 0) lineState = styler.GetLineState(curLine - 1);
// Do not leak onto next line
if (initStyle == SCE_V_STRINGEOL)
@@ -51,6 +66,12 @@ static void ColouriseVerilogDoc(unsigned int startPos, int length, int initStyle
StyleContext sc(startPos, length, initStyle, styler);
for (; sc.More(); sc.Forward()) {
+ curLine = styler.GetLine(sc.currentPos);
+
+ if (sc.atLineEnd) {
+ // Update the line state, so it can be seen by next line
+ styler.SetLineState(curLine, lineState);
+ }
if (sc.atLineStart && (sc.state == SCE_V_STRING)) {
// Prevent SCE_V_STRINGEOL from leaking back to previous line
@@ -68,42 +89,87 @@ static void ColouriseVerilogDoc(unsigned int startPos, int length, int initStyle
}
}
+ // for comment keyword
+ if (sc.state == SCE_V_COMMENT_WORD && !IsAWordChar(sc.ch)) {
+ char s[100];
+ int state = lineState & 0xff;
+ sc.GetCurrent(s, sizeof(s));
+ if (keywords5.InList(s)) {
+ sc.ChangeState(SCE_V_COMMENT_WORD);
+ } else {
+ sc.ChangeState(state);
+ }
+ sc.SetState(state);
+ }
// Determine if the current state should terminate.
if (sc.state == SCE_V_OPERATOR) {
sc.SetState(SCE_V_DEFAULT);
} else if (sc.state == SCE_V_NUMBER) {
- if (!IsAWordChar(sc.ch)) {
+ if (!(IsAWordChar(sc.ch) || (sc.ch == '?'))) {
sc.SetState(SCE_V_DEFAULT);
}
} else if (sc.state == SCE_V_IDENTIFIER) {
if (!IsAWordChar(sc.ch) || (sc.ch == '.')) {
char s[100];
- sc.GetCurrent(s, sizeof(s));
- if (keywords.InList(s)) {
+ lineState &= 0xff00;
+
+ sc.GetCurrent(s, sizeof(s));
+
+ if (strcmp(s, "input") == 0) {
+ lineState = kwInput;
+ sc.ChangeState(SCE_V_INPUT);
+ } else if (strcmp(s, "output") == 0) {
+ lineState = kwOutput;
+ sc.ChangeState(SCE_V_OUTPUT);
+ } else if (strcmp(s, "inout") == 0) {
+ lineState = kwInout;
+ sc.ChangeState(SCE_V_INOUT);
+
+ } else if (lineState == kwInput) {
+ sc.ChangeState(SCE_V_INPUT);
+ } else if (lineState == kwOutput) {
+ sc.ChangeState(SCE_V_OUTPUT);
+ } else if (lineState == kwInout) {
+ sc.ChangeState(SCE_V_INOUT);
+ } else if (lineState == kwDot) {
+ lineState = kwOther;
+ sc.ChangeState(SCE_V_PORT_CONNECT);
+
+ } else if (keywords.InList(s)) {
sc.ChangeState(SCE_V_WORD);
} else if (keywords2.InList(s)) {
sc.ChangeState(SCE_V_WORD2);
} else if (keywords3.InList(s)) {
sc.ChangeState(SCE_V_WORD3);
- } else if (keywords4.InList(s)) {
+ } else if (keywords4.InList(s)) {
+ sc.ChangeState(SCE_V_USER);
+
+ } else if (AllUpperCase(s)) {
sc.ChangeState(SCE_V_USER);
}
+
sc.SetState(SCE_V_DEFAULT);
}
} else if (sc.state == SCE_V_PREPROCESSOR) {
- if (!IsAWordChar(sc.ch)) {
- sc.SetState(SCE_V_DEFAULT);
- }
+ if (!IsAWordChar(sc.ch)) {
+ sc.SetState(SCE_V_DEFAULT);
+ }
} else if (sc.state == SCE_V_COMMENT) {
if (sc.Match('*', '/')) {
sc.Forward();
sc.ForwardSetState(SCE_V_DEFAULT);
+ } else if (IsAWordStart(sc.ch)) {
+ lineState = sc.state | (lineState & 0xff00);
+ sc.SetState(SCE_V_COMMENT_WORD);
}
} else if (sc.state == SCE_V_COMMENTLINE || sc.state == SCE_V_COMMENTLINEBANG) {
if (sc.atLineStart) {
sc.SetState(SCE_V_DEFAULT);
+ } else if (IsAWordStart(sc.ch)) {
+ lineState = sc.state | (lineState & 0xff00);
+ sc.SetState(SCE_V_COMMENT_WORD);
}
- } else if (sc.state == SCE_V_STRING) {
+ } else if (sc.state == SCE_V_STRING) {
if (sc.ch == '\\') {
if (sc.chNext == '\"' || sc.chNext == '\'' || sc.chNext == '\\') {
sc.Forward();
@@ -123,7 +189,7 @@ static void ColouriseVerilogDoc(unsigned int startPos, int length, int initStyle
} else if (IsAWordStart(sc.ch)) {
sc.SetState(SCE_V_IDENTIFIER);
} else if (sc.Match('/', '*')) {
- sc.SetState(SCE_V_COMMENT);
+ sc.SetState(SCE_V_COMMENT);
sc.Forward(); // Eat the * so it isn't used for the end of the comment
} else if (sc.Match('/', '/')) {
if (sc.Match("//!")) // Nice to have a different comment style
@@ -140,9 +206,12 @@ static void ColouriseVerilogDoc(unsigned int startPos, int length, int initStyle
} while ((sc.ch == ' ' || sc.ch == '\t') && sc.More());
if (sc.atLineEnd) {
sc.SetState(SCE_V_DEFAULT);
+ styler.SetLineState(curLine, lineState);
}
} else if (isoperator(static_cast<char>(sc.ch)) || sc.ch == '@' || sc.ch == '#') {
sc.SetState(SCE_V_OPERATOR);
+ if (sc.ch == '.') lineState = kwDot;
+ if (sc.ch == ';') lineState = kwOther;
}
}
}
@@ -178,12 +247,12 @@ static void FoldNoBoxVerilogDoc(unsigned int startPos, int length, int initStyle
bool foldPreprocessor = styler.GetPropertyInt("fold.preprocessor") != 0;
bool foldCompact = styler.GetPropertyInt("fold.compact", 1) != 0;
bool foldAtElse = styler.GetPropertyInt("fold.at.else", 0) != 0;
- // Verilog specific folding options:
- // fold_at_module -
- // Generally used methodology in verilog code is
- // one module per file, so folding at module definition is useless.
- // fold_at_brace/parenthese -
- // Folding of long port lists can be convenient.
+ // Verilog specific folding options:
+ // fold_at_module -
+ // Generally used methodology in verilog code is
+ // one module per file, so folding at module definition is useless.
+ // fold_at_brace/parenthese -
+ // Folding of long port lists can be convenient.
bool foldAtModule = styler.GetPropertyInt("fold.verilog.flags", 0) != 0;
bool foldAtBrace = 1;
bool foldAtParenthese = 1;
@@ -246,63 +315,63 @@ static void FoldNoBoxVerilogDoc(unsigned int startPos, int length, int initStyle
}
}
}
- if (style == SCE_V_OPERATOR) {
- if (foldAtParenthese) {
- if (ch == '(') {
- levelNext++;
- } else if (ch == ')') {
- levelNext--;
+ if (style == SCE_V_OPERATOR) {
+ if (foldAtParenthese) {
+ if (ch == '(') {
+ levelNext++;
+ } else if (ch == ')') {
+ levelNext--;
+ }
+ }
+ }
+ if (style == SCE_V_OPERATOR) {
+ if (foldAtBrace) {
+ if (ch == '{') {
+ levelNext++;
+ } else if (ch == '}') {
+ levelNext--;
+ }
}
- }
}
- if (style == SCE_V_OPERATOR) {
- if (foldAtBrace) {
- if (ch == '{') {
+ if (style == SCE_V_WORD && stylePrev != SCE_V_WORD) {
+ unsigned int j = i;
+ if (styler.Match(j, "case") ||
+ styler.Match(j, "casex") ||
+ styler.Match(j, "casez") ||
+ styler.Match(j, "class") ||
+ styler.Match(j, "function") ||
+ styler.Match(j, "generate") ||
+ styler.Match(j, "covergroup") ||
+ styler.Match(j, "package") ||
+ styler.Match(j, "primitive") ||
+ styler.Match(j, "program") ||
+ styler.Match(j, "sequence") ||
+ styler.Match(j, "specify") ||
+ styler.Match(j, "table") ||
+ styler.Match(j, "task") ||
+ styler.Match(j, "fork") ||
+ (styler.Match(j, "module") && foldAtModule) ||
+ styler.Match(j, "begin")) {
levelNext++;
- } else if (ch == '}') {
+ } else if (styler.Match(j, "endcase") ||
+ styler.Match(j, "endclass") ||
+ styler.Match(j, "endfunction") ||
+ styler.Match(j, "endgenerate") ||
+ styler.Match(j, "endgroup") ||
+ styler.Match(j, "endpackage") ||
+ styler.Match(j, "endprimitive") ||
+ styler.Match(j, "endprogram") ||
+ styler.Match(j, "endsequence") ||
+ styler.Match(j, "endspecify") ||
+ styler.Match(j, "endtable") ||
+ styler.Match(j, "endtask") ||
+ styler.Match(j, "join") ||
+ styler.Match(j, "join_any") ||
+ styler.Match(j, "join_none") ||
+ (styler.Match(j, "endmodule") && foldAtModule) ||
+ (styler.Match(j, "end") && !IsAWordChar(styler.SafeGetCharAt(j + 3)))) {
levelNext--;
}
- }
- }
- if (style == SCE_V_WORD && stylePrev != SCE_V_WORD) {
- unsigned int j = i;
- if (styler.Match(j, "case") ||
- styler.Match(j, "casex") ||
- styler.Match(j, "casez") ||
- styler.Match(j, "class") ||
- styler.Match(j, "function") ||
- styler.Match(j, "generate") ||
- styler.Match(j, "covergroup") ||
- styler.Match(j, "package") ||
- styler.Match(j, "primitive") ||
- styler.Match(j, "program") ||
- styler.Match(j, "sequence") ||
- styler.Match(j, "specify") ||
- styler.Match(j, "table") ||
- styler.Match(j, "task") ||
- styler.Match(j, "fork") ||
- (styler.Match(j, "module") && foldAtModule) ||
- styler.Match(j, "begin")) {
- levelNext++;
- } else if (styler.Match(j, "endcase") ||
- styler.Match(j, "endclass") ||
- styler.Match(j, "endfunction") ||
- styler.Match(j, "endgenerate") ||
- styler.Match(j, "endgroup") ||
- styler.Match(j, "endpackage") ||
- styler.Match(j, "endprimitive") ||
- styler.Match(j, "endprogram") ||
- styler.Match(j, "endsequence") ||
- styler.Match(j, "endspecify") ||
- styler.Match(j, "endtable") ||
- styler.Match(j, "endtask") ||
- styler.Match(j, "join") ||
- styler.Match(j, "join_any") ||
- styler.Match(j, "join_none") ||
- (styler.Match(j, "endmodule") && foldAtModule) ||
- (styler.Match(j, "end") && !IsAWordChar(styler.SafeGetCharAt(j+3)))) {
- levelNext--;
- }
}
if (atEOL) {
int levelUse = levelCurrent;
@@ -337,7 +406,7 @@ static const char * const verilogWordLists[] = {
"Secondary keywords and identifiers",
"System Tasks",
"User defined tasks and identifiers",
- "Unused",
+ "Documentation comment keywords",
0,
};
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 03:36:09 +0000