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Add Assembly (65C02) language with WDC W65C02S syntax highlighting #109

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Merged
hybridmachine merged 15 commits into from
May 13, 2026
Merged

Add Assembly (65C02) language with WDC W65C02S syntax highlighting #109

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4843d14
Add design and implementation plan for Assembly (65C02) language
May 12, 2026
94d3646
Add L_ASM_65C02 to LangType enum
May 12, 2026
873b691
Add IDM_LANG_ASM_65C02 command ID
May 12, 2026
9be0f52
Add Assembly (65C02) language descriptor and lexer setter
May 12, 2026
2b422a2
Wire L_ASM_65C02 into defineDocType and codepage handling
May 12, 2026
2fe7688
Map L_ASM_65C02 <-> IDM_LANG_ASM_65C02
May 12, 2026
cda4582
Add Assembly (65C02) menu items
May 12, 2026
fba92f0
Add asm65c02 language keywords (WDC W65C02S)
May 12, 2026
e13053c
Add asm65c02 default styler
May 12, 2026
964e229
Add Assembly (65C02) function-list parser
May 12, 2026
0d9a27c
Extend LangDef with keywordsExtra[6] for lexers needing >2 wordlists
May 12, 2026
b6acb93
Register Assembly (65C02) language in macOS platform tables
May 12, 2026
9729d4a
Register asm lexer styles for Assembly (65C02)
May 12, 2026
c9c0ae8
Fix lexer name and add .a65/.s65 extensions for Assembly (65C02)
May 12, 2026
13dbaba
Fix _langNameInfoArray index and sync ComparePlus enum (PR #109 review)
May 13, 2026
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33 changes: 33 additions & 0 deletions PowerEditor/installer/functionList/asm65c02.xml
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@@ -0,0 +1,33 @@
<?xml version="1.0" encoding="UTF-8" ?>
<!-- ==========================================================================\
|
| Function-list parser for Assembly (65C02).
| Matches any label terminated by ':' (with optional leading whitespace)
| as a "subroutine". Heuristic only — 65C02 has no formal function
| construct; refine later.
|
| See: https://npp-user-manual.org/docs/function-list/
|
\=========================================================================== -->
<NotepadPlus>
<functionList>
<!-- =============================================== [ Assembly (65C02) ] -->

<parser
displayName="Assembly (65C02)"
id ="asm65c02_subroutine"
commentExpr="(?x) # inline-comments mode
(?m-s:;.*$) # ;-to-EOL line comment
"
>
<function
mainExpr="(?x) # inline-comments mode
(?m)^\h* # optional leading whitespace
\K # keep the text matched so far, out of the overall match
[A-Za-z_][\w]* # valid label characters (no $ since WDC uses $ as hex prefix)
(?=:) # up till the colon
"
/>
</parser>
</functionList>
</NotepadPlus>
1 change: 1 addition & 0 deletions PowerEditor/src/MISC/PluginsManager/Notepad_plus_msgs.h
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Expand Up @@ -39,6 +39,7 @@ enum LangType {L_TEXT, L_PHP , L_C, L_CPP, L_CS, L_OBJC, L_JAVA, L_RC,\
L_REGISTRY, L_RUST, L_SPICE, L_TXT2TAGS, L_VISUALPROLOG,\
L_TYPESCRIPT, L_JSON5, L_MSSQL, L_GDSCRIPT, L_HOLLYWOOD,\
L_GOLANG, L_RAKU, L_TOML, L_SAS, L_ERRORLIST, \
L_ASM_65C02, \
// Don't use L_JS_EMBEDDED, use L_JAVASCRIPT instead
// The end of enumerated language type, so it should be always at the end
L_EXTERNAL};
Comment on lines +42 to 45
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2 changes: 2 additions & 0 deletions PowerEditor/src/Notepad_plus.cpp
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Expand Up @@ -4132,6 +4132,8 @@ LangType Notepad_plus::menuID2LangType(int cmdID)
return L_SAS;
case IDM_LANG_ERRORLIST:
return L_ERRORLIST;
case IDM_LANG_ASM_65C02:
return L_ASM_65C02;
case IDM_LANG_USER:
return L_USER;
default:
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2 changes: 2 additions & 0 deletions PowerEditor/src/Notepad_plus.rc
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Expand Up @@ -1001,6 +1001,7 @@ BEGIN
MENUITEM "ASN.1", IDM_LANG_ASN1
MENUITEM "ASP", IDM_LANG_ASP
MENUITEM "Assembly", IDM_LANG_ASM
MENUITEM "Assembly (65C02)", IDM_LANG_ASM_65C02
MENUITEM "AutoIt", IDM_LANG_AU3
MENUITEM "AviSynth", IDM_LANG_AVS
MENUITEM "BaanC", IDM_LANG_BAANC
Expand Down Expand Up @@ -1105,6 +1106,7 @@ BEGIN
MENUITEM "ASN.1", IDM_LANG_ASN1
MENUITEM "ASP", IDM_LANG_ASP
MENUITEM "Assembly", IDM_LANG_ASM
MENUITEM "Assembly (65C02)", IDM_LANG_ASM_65C02
MENUITEM "AutoIt", IDM_LANG_AU3
MENUITEM "AviSynth", IDM_LANG_AVS
END
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3 changes: 3 additions & 0 deletions PowerEditor/src/Parameters.cpp
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Expand Up @@ -8160,6 +8160,9 @@ int NppParameters::langTypeToCommandID(LangType lt) const
case L_ERRORLIST:
id = IDM_LANG_ERRORLIST; break;

case L_ASM_65C02:
id = IDM_LANG_ASM_65C02; break;

case L_SEARCHRESULT :
id = -1; break;

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8 changes: 6 additions & 2 deletions PowerEditor/src/ScintillaComponent/ScintillaEditView.cpp
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Expand Up @@ -198,6 +198,7 @@ LanguageNameInfo ScintillaEditView::_langNameInfoArray[L_EXTERNAL + 1] = {
{L"toml", L"TOML", L"Tom's Obvious Minimal Language file", L_TOML, "toml"},
{L"sas", L"SAS", L"SAS file", L_SAS, "sas"},
{L"errorlist", L"ErrorList", L"ErrorList", L_ERRORLIST, "errorlist"},
{L"asm65c02", L"Assembly (65C02)", L"WDC 65C02 assembly source file", L_ASM_65C02, "asm"},
{L"ext", L"External", L"External", L_EXTERNAL, "null"}
};

Expand Down Expand Up @@ -1817,7 +1818,7 @@ void ScintillaEditView::defineDocType(LangType typeDoc)
{
if (getCurrentBuffer()->getUnicodeMode() == uni8Bit)
{
if (typeDoc == L_CSS || typeDoc == L_CAML || typeDoc == L_ASM || typeDoc == L_MATLAB)
if (typeDoc == L_CSS || typeDoc == L_CAML || typeDoc == L_ASM || typeDoc == L_ASM_65C02 || typeDoc == L_MATLAB)
execute(SCI_SETCODEPAGE, CP_ACP);
else
execute(SCI_SETCODEPAGE, _codepage);
Expand Down Expand Up @@ -1974,6 +1975,9 @@ void ScintillaEditView::defineDocType(LangType typeDoc)
case L_ASM :
setAsmLexer(); break;

case L_ASM_65C02 :
setAsm65C02Lexer(); break;

case L_DIFF :
setDiffLexer(); break;

Expand Down Expand Up @@ -2474,7 +2478,7 @@ void ScintillaEditView::bufferUpdated(Buffer * buffer, int mask)
if (isCJK())
{
LangType typeDoc = buffer->getLangType();
if (typeDoc == L_CSS || typeDoc == L_CAML || typeDoc == L_ASM || typeDoc == L_MATLAB)
if (typeDoc == L_CSS || typeDoc == L_CAML || typeDoc == L_ASM || typeDoc == L_ASM_65C02 || typeDoc == L_MATLAB)
enc = CP_ACP; //you may also want to set charsets here, not yet implemented
else
enc = _codepage;
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7 changes: 7 additions & 0 deletions PowerEditor/src/ScintillaComponent/ScintillaEditView.h
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Expand Up @@ -858,6 +858,13 @@ friend class Finder;
execute(SCI_SETPROPERTY, reinterpret_cast<WPARAM>("fold.asm.comment.explicit"), reinterpret_cast<LPARAM>("1"));
}

void setAsm65C02Lexer(){
setLexer(L_ASM_65C02, LIST_0 | LIST_1 | LIST_2 | LIST_3 | LIST_4 | LIST_5 | LIST_6 | LIST_7);
execute(SCI_SETPROPERTY, reinterpret_cast<WPARAM>("fold.asm.syntax.based"), reinterpret_cast<LPARAM>("1"));
execute(SCI_SETPROPERTY, reinterpret_cast<WPARAM>("fold.asm.comment.multiline"), reinterpret_cast<LPARAM>("1"));
execute(SCI_SETPROPERTY, reinterpret_cast<WPARAM>("fold.asm.comment.explicit"), reinterpret_cast<LPARAM>("1"));
}

void setDiffLexer(){
setLexer(L_DIFF, LIST_NONE);
}
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18 changes: 18 additions & 0 deletions PowerEditor/src/langs.model.xml
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Expand Up @@ -33,6 +33,24 @@
<!-- name="DIRECTIVES, FOLD CLOSE" Keywords that close a fold region; these must *also* be in the DIRECTIVES category -->
<Keywords name="type6">.endif .endsw end endp</Keywords>
</Language>
<Language name="asm65c02" ext="asm a65 s65" commentLine=";" commentStart="" commentEnd="">
<!-- CPU INSTRUCTION: W65C02S = NMOS 6502 + CMOS additions + WDC (WAI/STP) + Rockwell (SMB/RMB/BBR/BBS). LexAsm matches case-insensitive by default. -->
<Keywords name="instre1">adc and asl bcc bcs beq bit bmi bne bpl brk bvc bvs clc cld cli clv cmp cpx cpy dec dex dey eor inc inx iny jmp jsr lda ldx ldy lsr nop ora pha php pla plp rol ror rti rts sbc sec sed sei sta stx sty tax tay tsx txa txs tya bra phx phy plx ply stz trb tsb wai stp smb0 smb1 smb2 smb3 smb4 smb5 smb6 smb7 rmb0 rmb1 rmb2 rmb3 rmb4 rmb5 rmb6 rmb7 bbr0 bbr1 bbr2 bbr3 bbr4 bbr5 bbr6 bbr7 bbs0 bbs1 bbs2 bbs3 bbs4 bbs5 bbs6 bbs7</Keywords>
<!-- MATH INSTRUCTION: unused (no FPU on 65C02) -->
<Keywords name="instre2"></Keywords>
<!-- REGISTER -->
<Keywords name="type1">a x y s sp p pc</Keywords>
<!-- DIRECTIVE: WDC Assembler/Linker directives -->
<Keywords name="type2">equ db dw dd ds fill org chip endasm end include import export extern global public record macro mend mexit mlist mnolist if ifdef ifndef else elseif endif list nolist title subttl page lf clrlst radix code data bss udata dpage ipage</Keywords>
<!-- DIRECTIVE OPERAND: unused in v1 -->
<Keywords name="type3"></Keywords>
<!-- EXT INSTRUCTION: unused in v1 -->
<Keywords name="type4"></Keywords>
<!-- FOLD OPEN: must also appear in type2 -->
<Keywords name="type5">macro if ifdef ifndef</Keywords>
<!-- FOLD CLOSE: must also appear in type2 -->
<Keywords name="type6">mend endif</Keywords>
</Language>
<Language name="asn1" ext="mib" commentLine="" commentStart="" commentEnd="">
<Keywords name="instre1">ACCESS AGENT AUGMENTS BEGIN BITS CAPABILITIES CHOICE COMPLIANCE CONTACT CONVENTION DEFINITIONS DEFVAL DESCRIPTION DISPLAY END ENTERPRISE EXPORTS FALSE FROM GROUP GROUPS HINT IDENTITY IMPLIED IMPORTS INCLUDES INDEX INFO LAST MANDATORY MAX MIN MODULE NOTATION NOTIFICATION NULL OBJECTS OBJECT-TYPE OF ORGANIZATION PRODUCT RELEASE REFERENCE REQUIRES REVISION SEQUENCE SIZE STATUS SUPPORTS SYNTAX TEXTUAL TRAP TYPE TRAP-TYPE UPDATED VALUE VARIABLES VARIATION WRITE</Keywords>
<Keywords name="instre2">accessible create current deprecated for mandatory not notify not-accessible obsolete only optional read read-only read-write write</Keywords>
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1 change: 1 addition & 0 deletions PowerEditor/src/menuCmdID.h
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Expand Up @@ -571,6 +571,7 @@
#define IDM_LANG_TOML (IDM_LANG + 91)
#define IDM_LANG_SAS (IDM_LANG + 92)
#define IDM_LANG_ERRORLIST (IDM_LANG + 93)
#define IDM_LANG_ASM_65C02 (IDM_LANG + 94)

#define IDM_LANG_EXTERNAL (IDM_LANG + 165)
#define IDM_LANG_EXTERNAL_LIMIT (IDM_LANG + 179)
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16 changes: 16 additions & 0 deletions PowerEditor/src/stylers.model.xml
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Expand Up @@ -89,6 +89,22 @@
<WordsStyle name="CHARACTER" styleID="12" fgColor="808000" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" />
<WordsStyle name="EXT INSTRUCTION" styleID="14" fgColor="804000" bgColor="FFFFFF" fontName="" fontStyle="1" fontSize="" keywordClass="type4" />
</LexerType>
<LexerType name="asm65c02" desc="Assembly (65C02)" ext="">
<WordsStyle name="DEFAULT" styleID="0" fgColor="000000" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" />
<WordsStyle name="COMMENT" styleID="1" fgColor="008000" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" />
<WordsStyle name="NUMBER" styleID="2" fgColor="FF8000" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" />
<WordsStyle name="STRING" styleID="3" fgColor="808080" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" />
<WordsStyle name="OPERATOR" styleID="4" fgColor="000080" bgColor="FFFFFF" fontName="" fontStyle="1" fontSize="" />
<WordsStyle name="IDENTIFIER" styleID="5" fgColor="000000" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" />
<WordsStyle name="CPU INSTRUCTION" styleID="6" fgColor="0000FF" bgColor="FFFFFF" fontName="" fontStyle="1" fontSize="" keywordClass="instre1" />
<WordsStyle name="MATH INSTRUCTION" styleID="7" fgColor="0080C0" bgColor="FFFFFF" fontName="" fontStyle="1" fontSize="" keywordClass="instre2" />
<WordsStyle name="REGISTER" styleID="8" fgColor="8080FF" bgColor="FFFFCC" fontName="" fontStyle="1" fontSize="" keywordClass="type1" />
<WordsStyle name="DIRECTIVE" styleID="9" fgColor="0080FF" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" keywordClass="type2" />
<WordsStyle name="DIRECTIVE OPERAND" styleID="10" fgColor="000080" bgColor="FFFFFF" fontName="" fontStyle="1" fontSize="" keywordClass="type3" />
<WordsStyle name="COMMENT BLOCK" styleID="11" fgColor="008000" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" />
<WordsStyle name="CHARACTER" styleID="12" fgColor="808000" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" />
<WordsStyle name="EXT INSTRUCTION" styleID="14" fgColor="804000" bgColor="FFFFFF" fontName="" fontStyle="1" fontSize="" keywordClass="type4" />
</LexerType>
<LexerType name="autoit" desc="AutoIt" ext="">
<WordsStyle name="DEFAULT" styleID="0" fgColor="000000" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" />
<WordsStyle name="COMMENT LINE" styleID="1" fgColor="008000" bgColor="FFFFFF" fontName="" fontStyle="0" fontSize="" />
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