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Simba/Units/Misc/CastaliaPasLex.pas

2900 lines
71 KiB
ObjectPascal

{-----------------------------------------------------------------------------
The contents of this file are subject to the Mozilla Public License Version
1.1 (the "License"); you may not use this file except in compliance with the
License. You may obtain a copy of the License at
http://www.mozilla.org/NPL/NPL-1_1Final.html
Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
the specific language governing rights and limitations under the License.
The Original Code is: mwPasLex.PAS, released August 17, 1999.
The Initial Developer of the Original Code is Martin Waldenburg
(Martin.Waldenburg@T-Online.de).
Portions created by Martin Waldenburg are Copyright (C) 1998, 1999 Martin
Waldenburg.
All Rights Reserved.
Contributor(s): James Jacobson _____________________________________.
Last Modified: mm/dd/yyyy
Current Version: 2.2
Notes: This program is a very fast Pascal tokenizer. I'd like to invite the
Delphi community to develop it further and to create a fully featured Object
Pascal parser.
Modification history:
Daniel Rolf between 20010723 and 20020116
Made ready for Delphi 6
platform
deprecated
varargs
local
Known Issues:
-----------------------------------------------------------------------------}
unit CastaliaPasLex;
{$include ValistusDefines.inc}
{$IFDEF FPC}
{$mode delphi}
{$ENDIF}
interface
uses
//!! pruned uses
SysUtils, Classes, Controls, CastaliaPasLexTypes;
var
Identifiers: array[#0..#255] of ByteBool;
mHashTable: array[#0..#255] of Integer;
type
TmwBasePasLex = class;
TDirectiveEvent = procedure(Sender: TmwBasePasLex) of object;
PDefineRec = ^TDefineRec;
TDefineRec = record
Defined: Boolean;
StartCount: Integer;
Next: PDefineRec;
end;
TDefineRecArray = array of TDefineRec;
TSaveDefinesRec = record
RecArray: TDefineRecArray;
Stack: Integer;
Defines: string;
end;
TmwBasePasLex = class(TObject)
private
fCommentState: TCommentState;
fOrigin: PAnsiChar;
fProcTable: array[#0..#255] of procedure of object;
Run: Integer;
RunAhead: Integer;
TempRun: Integer;
fIdentFuncTable: array[0..191] of function: TptTokenKind of object;
fTokenPos: Integer;
fLineNumber: Integer;
FTokenID: TptTokenKind;
fLinePos: Integer;
fExID: TptTokenKind;
FOnMessage: TMessageEvent;
fOnCompDirect: TDirectiveEvent;
fOnElseDirect: TDirectiveEvent;
fOnEndIfDirect: TDirectiveEvent;
fOnIfDefDirect: TDirectiveEvent;
fOnIfNDefDirect: TDirectiveEvent;
fOnResourceDirect: TDirectiveEvent;
fOnIncludeDirect: TDirectiveEvent;
fOnDefineDirect: TDirectiveEvent;
fOnIfOptDirect: TDirectiveEvent;
fOnIfDirect: TDirectiveEvent;
fOnIfEndDirect: TDirectiveEvent;
fOnElseIfDirect: TDirectiveEvent;
fOnUnDefDirect: TDirectiveEvent;
FDirectiveParamOrigin: PAnsiChar;
fAsmCode : Boolean; // DR 2002-01-14
FDefines: TStrings;
FDefineStack: Integer;
FTopDefineRec: PDefineRec;
FUseDefines: Boolean;
function KeyHash: Integer;
function KeyComp(const aKey: string): Boolean;
function Func9: tptTokenKind;
function Func15: TptTokenKind;
function Func19: TptTokenKind;
function Func20: TptTokenKind;
function Func21: TptTokenKind;
function Func23: TptTokenKind;
function Func25: TptTokenKind;
function Func27: TptTokenKind;
function Func28: TptTokenKind;
function Func29: TptTokenKind;
function Func30: TptTokenKind;
function Func32: TptTokenKind;
function Func33: TptTokenKind;
function Func35: TptTokenKind;
function Func36: TptTokenKind;
function Func37: TptTokenKind;
function Func38: TptTokenKind;
function Func39: TptTokenKind;
function Func40: TptTokenKind;
function Func41: TptTokenKind;
{$IFDEF D8_NEWER} //JThurman 2004-03-2003
function Func42: TptTokenKind;
{$ENDIF}
function Func43: TptTokenKind;
function Func44: TptTokenKind;
function Func45: TptTokenKind;
function Func46: TptTokenKind;
function Func47: TptTokenKind;
function Func49: TptTokenKind;
function Func52: TptTokenKind;
function Func54: TptTokenKind;
function Func55: TptTokenKind;
function Func56: TptTokenKind;
function Func57: TptTokenKind;
function Func58: TptTokenKind;
function Func59: TptTokenKind;
function Func60: TptTokenKind;
function Func61: TptTokenKind;
function Func62: TptTokenKind;
function Func63: TptTokenKind;
function Func64: TptTokenKind;
function Func65: TptTokenKind;
function Func66: TptTokenKind;
function Func69: TptTokenKind;
function Func71: TptTokenKind;
{$IFDEF D8_NEWER} //JThurman 2004-03-2003
function Func72: TptTokenKind;
{$ENDIF}
function Func73: TptTokenKind;
function Func75: TptTokenKind;
function Func76: TptTokenKind;
function Func78: TptTokenKind;
function Func79: TptTokenKind;
function Func81: TptTokenKind;
function Func84: TptTokenKind;
function Func85: TptTokenKind;
function Func86: TptTokenKind;
function Func87: TptTokenKind;
function Func88: TptTokenKind;
{$IFDEF D8_NEWER}
function Func89: TptTokenKind; //JThurman 2004-03-03
{$ENDIF}
function Func91: TptTokenKind;
function Func92: TptTokenKind;
function Func94: TptTokenKind;
function Func95: TptTokenKind;
function Func96: TptTokenKind;
function Func97: TptTokenKind;
function Func98: TptTokenKind;
function Func99: TptTokenKind;
function Func100: TptTokenKind;
function Func101: TptTokenKind;
function Func102: TptTokenKind;
function Func103: TptTokenKind;
function Func104: TptTokenKind;
function Func105: TptTokenKind;
function Func106: TptTokenKind;
function Func107: TptTokenKind;
function Func108: TptTokenKind;
function Func112: TptTokenKind;
function Func117: TptTokenKind;
function Func123: TptTokenKind;
function Func126: TptTokenKind;
function Func127: TptTokenKind;
function Func128: TptTokenKind;
function Func129: TptTokenKind;
function Func130: TptTokenKind;
function Func132: TptTokenKind;
function Func133: TptTokenKind;
function Func136: TptTokenKind;
function Func141: TptTokenKind;
function Func143: TptTokenKind;
function Func166: TptTokenKind;
function Func167: TptTokenKind;
function Func168: TptTokenKind;
function Func191: TptTokenKind;
function AltFunc: TptTokenKind;
procedure InitIdent;
function GetPosXY: TTokenPoint; // !! changed to TokenPoint //jdj 7/18/1999
function IdentKind: TptTokenKind;
procedure SetRunPos(Value: Integer);
procedure MakeMethodTables;
procedure AddressOpProc;
{$IFDEF D8_NEWER} //JThurman 2004-04-06
procedure AmpersandOpProc;
{$ENDIF}
procedure AsciiCharProc;
procedure AnsiProc;
procedure BorProc;
procedure BraceCloseProc;
procedure BraceOpenProc;
procedure ColonProc;
procedure CommaProc;
procedure CRProc;
procedure EqualProc;
procedure GreaterProc;
procedure IdentProc;
procedure IntegerProc;
procedure LFProc;
procedure LowerProc;
procedure MinusProc;
procedure NullProc;
procedure NumberProc;
procedure PlusProc;
procedure PointerSymbolProc;
procedure PointProc;
procedure RoundCloseProc;
procedure RoundOpenProc;
procedure SemiColonProc;
procedure SlashProc;
procedure SpaceProc;
procedure SquareCloseProc;
procedure SquareOpenProc;
procedure StarProc;
procedure StringProc;
procedure StringDQProc;
procedure SymbolProc;
procedure UnknownProc;
function GetToken: string;
function GetTokenLen: Integer;
function GetCommentState: Pointer;
function GetCompilerDirective: string;
procedure SetCommentState(const Value: Pointer);
procedure InitLine;
function GetDirectiveKind: TptTokenKind;
function GetDirectiveParam: string;
function GetDirectiveParamOriginal : string;
function GetStringContent: string;
function GetIsJunk: Boolean;
function GetIsSpace: Boolean;
function GetIsOrdIdent: Boolean;
function GetIsRealType: Boolean;
function GetIsStringType: Boolean;
function GetIsVarantType: Boolean;
function GetIsAddOperator: Boolean;
function GetIsMulOperator: Boolean;
function GetIsRelativeOperator: Boolean;
function GetIsCompilerDirective: Boolean;
function GetIsOrdinalType: Boolean;
function GetGenID: TptTokenKind;procedure SetOnElseIfDirect(const Value: TDirectiveEvent);
function IsDefined(const ADefine: string): Boolean;
procedure EnterDefineBlock(ADefined: Boolean);
procedure ExitDefineBlock;
procedure DoProcTable(AChar: AnsiChar);
function IsIdentifiers(AChar: AnsiChar): Boolean;
function HashValue(AChar: AnsiChar): Integer;
protected
procedure SetLine(const Value: AnsiString); virtual;
procedure SetOrigin(NewValue: PAnsiChar); virtual;
procedure SetOnCompDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnDefineDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnElseDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnEndIfDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnIfDefDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnIfNDefDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnIfOptDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnIncludeDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnResourceDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnUnDefDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnIfDirect(const Value: TDirectiveEvent); virtual;
procedure SetOnIfEndDirect(const Value: TDirectiveEvent); virtual;
public
MaxPos: Integer;
constructor Create;
destructor Destroy; override;
function CharAhead: AnsiChar;
procedure Next;
procedure NextID(ID: TptTokenKind);
procedure NextNoJunk;
procedure NextNoSpace;
procedure Init;
procedure InitFrom(ALexer: TmwBasePasLex);
function FirstInLine: Boolean;
procedure AddDefine(const ADefine: string);
procedure RemoveDefine(const ADefine: string);
procedure ClearDefines;
procedure InitDefines;
procedure CloneDefinesFrom(ALexer: TmwBasePasLex);
function SaveDefines: TSaveDefinesRec;
procedure LoadDefines(From: TSaveDefinesRec);
property CommentState: Pointer read GetCommentState write SetCommentState;
property CompilerDirective: string read GetCompilerDirective;
property DirectiveParam: string read GetDirectiveParam;
property DirectiveParamOriginal : string read GetDirectiveParamOriginal;
property IsJunk: Boolean read GetIsJunk;
property IsSpace: Boolean read GetIsSpace;
property Line: AnsiString write SetLine;
//Note: setting the following two properties does not GO to that line, it just sets the internal counters
property LineNumber: Integer read fLineNumber write fLineNumber;
property LinePos: Integer read fLinePos write fLinePos;
property Origin: PAnsiChar read fOrigin write SetOrigin;
property PosXY: TTokenPoint read GetPosXY; // !! changed to TokenPoint //jdj 7/18/1999
property RunPos: Integer read Run write SetRunPos;
property Token: string read GetToken;
property TokenLen: Integer read GetTokenLen;
property TokenPos: Integer read fTokenPos;
property TokenID: TptTokenKind read FTokenID;
property ExID: TptTokenKind read fExID;
property GenID: TptTokenKind read GetGenID;
property StringContent: string read GetStringContent;
property IsOrdIdent: Boolean read GetIsOrdIdent;
property IsOrdinalType: Boolean read GetIsOrdinalType;
property IsRealType: Boolean read GetIsRealType;
property IsStringType: Boolean read GetIsStringType;
property IsVariantType: Boolean read GetIsVarantType;
property IsRelativeOperator: Boolean read GetIsRelativeOperator;
property IsAddOperator: Boolean read GetIsAddOperator;
property IsMulOperator: Boolean read GetIsMulOperator;
property IsCompilerDirective: Boolean read GetIsCompilerDirective;
property OnMessage: TMessageEvent read FOnMessage write FOnMessage;
property OnCompDirect: TDirectiveEvent read fOnCompDirect write SetOnCompDirect;
property OnDefineDirect: TDirectiveEvent read fOnDefineDirect write SetOnDefineDirect;
property OnElseDirect: TDirectiveEvent read fOnElseDirect write SetOnElseDirect;
property OnEndIfDirect: TDirectiveEvent read fOnEndIfDirect write SetOnEndIfDirect;
property OnIfDefDirect: TDirectiveEvent read fOnIfDefDirect write SetOnIfDefDirect;
property OnIfNDefDirect: TDirectiveEvent read fOnIfNDefDirect write SetOnIfNDefDirect;
property OnIfOptDirect: TDirectiveEvent read fOnIfOptDirect write SetOnIfOptDirect;
property OnIncludeDirect: TDirectiveEvent read fOnIncludeDirect write SetOnIncludeDirect;
property OnIfDirect: TDirectiveEvent read fOnIfDirect write SetOnIfDirect;
property OnIfEndDirect: TDirectiveEvent read fOnIfEndDirect write
SetOnIfEndDirect;
property OnElseIfDirect: TDirectiveEvent read fOnElseIfDirect write
SetOnElseIfDirect;
property OnResourceDirect: TDirectiveEvent read fOnResourceDirect write SetOnResourceDirect;
property OnUnDefDirect: TDirectiveEvent read fOnUnDefDirect write SetOnUnDefDirect;
property AsmCode : Boolean read fAsmCode write fAsmCode; // DR 2002-01-14
property DirectiveParamOrigin: PAnsiChar read FDirectiveParamOrigin;
property UseDefines: Boolean read FUseDefines write FUseDefines;
property Defines: TStrings read FDefines;
end;
TmwPasLex = class(TmwBasePasLex)
private
fAheadLex: TmwBasePasLex;
function GetAheadExID: TptTokenKind;
function GetAheadGenID: TptTokenKind;
function GetAheadToken: string;
function GetAheadTokenID: TptTokenKind;
function GetStatus: TmwPasLexStatus;
procedure SetStatus(const Value: TmwPasLexStatus);
protected
procedure SetLine(const Value: AnsiString); override;
procedure SetOrigin(NewValue: PAnsiChar); override;
procedure SetOnCompDirect(const Value: TDirectiveEvent); override;
procedure SetOnDefineDirect(const Value: TDirectiveEvent); override;
procedure SetOnElseDirect(const Value: TDirectiveEvent); override;
procedure SetOnEndIfDirect(const Value: TDirectiveEvent); override;
procedure SetOnIfDefDirect(const Value: TDirectiveEvent); override;
procedure SetOnIfNDefDirect(const Value: TDirectiveEvent); override;
procedure SetOnIfOptDirect(const Value: TDirectiveEvent); override;
procedure SetOnIncludeDirect(const Value: TDirectiveEvent); override;
procedure SetOnResourceDirect(const Value: TDirectiveEvent); override;
procedure SetOnUnDefDirect(const Value: TDirectiveEvent); override;
public
constructor Create;
destructor Destroy; override;
procedure InitAhead;
procedure AheadNext;
property AheadLex: TmwBasePasLex read fAheadLex;
property AheadToken: string read GetAheadToken;
property AheadTokenID: TptTokenKind read GetAheadTokenID;
property AheadExID: TptTokenKind read GetAheadExID;
property AheadGenID: TptTokenKind read GetAheadGenID;
property Status: TmwPasLexStatus read GetStatus write SetStatus;
end;
implementation
{$IFNDEF LCL}
uses Windows;
{$ENDIF}
procedure MakeIdentTable;
var
I, J: AnsiChar;
begin
for I := #0 to #255 do
begin
case I of
'_', '0'..'9', 'a'..'z', 'A'..'Z': Identifiers[I] := True;
else Identifiers[I] := False;
end;
J := AnsiString(UpCase(I))[1];
case I of
'a'..'z', 'A'..'Z', '_': mHashTable[I] := Ord(J) - 64;
'0'..'9': mHashTable[I] := Ord(J) - 47;
else mHashTable[Char(I)] := 0;
end;
end;
end;
function TmwBasePasLex.CharAhead: AnsiChar;
begin
RunAhead := Run;
// while fOrigin[RunAhead] in [#1..#32] do
while (fOrigin[RunAhead] > #0) and (fOrigin[RunAhead] < #33) do
inc(RunAhead);
Result := fOrigin[RunAhead];
end;
procedure TmwBasePasLex.ClearDefines;
var
Frame: PDefineRec;
begin
while FTopDefineRec <> nil do
begin
Frame := FTopDefineRec;
FTopDefineRec := Frame^.Next;
Dispose(Frame);
end;
FDefines.Clear;
FDefineStack := 0;
FTopDefineRec := nil;
end;
procedure TmwBasePasLex.CloneDefinesFrom(ALexer: TmwBasePasLex);
var
Frame, LastFrame, SourceFrame: PDefineRec;
begin
ClearDefines;
FDefines.Assign(ALexer.FDefines);
FDefineStack := ALexer.FDefineStack;
Frame := nil;
LastFrame := nil;
SourceFrame := ALexer.FTopDefineRec;
while SourceFrame <> nil do
begin
New(Frame);
if FTopDefineRec = nil then
FTopDefineRec := Frame
else
LastFrame^.Next := Frame;
Frame^.Defined := SourceFrame^.Defined;
Frame^.StartCount := SourceFrame^.StartCount;
LastFrame := Frame;
SourceFrame := SourceFrame^.Next;
end;
if Frame <> nil then
Frame^.Next := nil;
end;
function TmwBasePasLex.SaveDefines: TSaveDefinesRec;
var
Frame: PDefineRec;
begin
Result.Defines := FDefines.CommaText;
Result.Stack := FDefineStack;
Frame := FTopDefineRec;
while (Frame <> nil) do
begin
SetLength(Result.RecArray, Length(Result.RecArray) + 1);
Result.RecArray[High(Result.RecArray)] := Frame^;
Result.RecArray[High(Result.RecArray)].Next := nil;
Frame := Frame^.Next;
end;
end;
procedure TmwBasePasLex.LoadDefines(From: TSaveDefinesRec);
var
Frame, LastFrame: PDefineRec;
i: Integer;
begin
ClearDefines;
FDefines.CommaText := From.Defines;
FDefineStack := From.Stack;
Frame := nil;
LastFrame := nil;
for i := 0 to High(From.RecArray) do
begin
New(Frame);
if (i = 0) then
FTopDefineRec := Frame
else
LastFrame^.Next := Frame;
Frame^ := From.RecArray[i];
LastFrame := Frame;
end;
if (Frame <> nil) then
Frame^.Next := nil;
end;
function TmwBasePasLex.GetPosXY: TTokenPoint;
begin //jdj 7/18/1999
// !! changed setting code
Result.X:= FTokenPos - FLinePos;
Result.Y:= FLineNumber;
end;
procedure TmwBasePasLex.InitIdent;
var
I: Integer;
begin
for I := 0 to 191 do
case I of
{$IFDEF D8_NEWER}
9: fIdentFuncTable[I] := Func9;
{$ENDIF}
15: fIdentFuncTable[I] := Func15;
19: fIdentFuncTable[I] := Func19;
20: fIdentFuncTable[I] := Func20;
21: fIdentFuncTable[I] := Func21;
23: fIdentFuncTable[I] := Func23;
25: fIdentFuncTable[I] := Func25;
27: fIdentFuncTable[I] := Func27;
28: fIdentFuncTable[I] := Func28;
29: fIdentFuncTable[I] := Func29;
30: fIdentFuncTable[I] := Func30;
32: fIdentFuncTable[I] := Func32;
33: fIdentFuncTable[I] := Func33;
35: fIdentFuncTable[I] := Func35;
36: fIdentFuncTable[I] := Func36;
37: fIdentFuncTable[I] := Func37;
38: fIdentFuncTable[I] := Func38;
39: fIdentFuncTable[I] := Func39;
40: fIdentFuncTable[I] := Func40;
41: fIdentFuncTable[I] := Func41;
{$IFDEF D8_NEWER} //JThurman 2004-03-2003
42: fIdentFuncTable[I] := Func42;
{$ENDIF}
43: fIdentFuncTable[I] := Func43;
44: fIdentFuncTable[I] := Func44;
45: fIdentFuncTable[I] := Func45;
46: fIdentFuncTable[I] := Func46;
47: fIdentFuncTable[I] := Func47;
49: fIdentFuncTable[I] := Func49;
52: fIdentFuncTable[I] := Func52;
54: fIdentFuncTable[I] := Func54;
55: fIdentFuncTable[I] := Func55;
56: fIdentFuncTable[I] := Func56;
57: fIdentFuncTable[I] := Func57;
58: fIdentFuncTable[I] := Func58;
59: fIdentFuncTable[I] := Func59;
60: fIdentFuncTable[I] := Func60;
61: fIdentFuncTable[I] := Func61;
62: fIdentFuncTable[I] := Func62;
63: fIdentFuncTable[I] := Func63;
64: fIdentFuncTable[I] := Func64;
65: fIdentFuncTable[I] := Func65;
66: fIdentFuncTable[I] := Func66;
69: fIdentFuncTable[I] := Func69;
71: fIdentFuncTable[I] := Func71;
{$IFDEF D8_NEWER} //JThurman 2004-03-2003
72: fIdentFuncTable[I] := Func72;
{$ENDIF}
73: fIdentFuncTable[I] := Func73;
75: fIdentFuncTable[I] := Func75;
76: fIdentFuncTable[I] := Func76;
78: fIdentFuncTable[I] := Func78;
79: fIdentFuncTable[I] := Func79;
81: fIdentFuncTable[I] := Func81;
84: fIdentFuncTable[I] := Func84;
85: fIdentFuncTable[I] := Func85;
86: fIdentFuncTable[I] := Func86;
87: fIdentFuncTable[I] := Func87;
88: fIdentFuncTable[I] := Func88;
{$IFDEF D8_NEWER} //JThurman 2004-03-03
89: fIdentFuncTable[I] := Func89;
{$ENDIF}
91: fIdentFuncTable[I] := Func91;
92: fIdentFuncTable[I] := Func92;
94: fIdentFuncTable[I] := Func94;
95: fIdentFuncTable[I] := Func95;
96: fIdentFuncTable[I] := Func96;
97: fIdentFuncTable[I] := Func97;
98: fIdentFuncTable[I] := Func98;
99: fIdentFuncTable[I] := Func99;
100: fIdentFuncTable[I] := Func100;
101: fIdentFuncTable[I] := Func101;
102: fIdentFuncTable[I] := Func102;
103: fIdentFuncTable[I] := Func103;
104: fIdentFuncTable[I] := Func104;
105: fIdentFuncTable[I] := Func105;
106: fIdentFuncTable[I] := Func106;
107: fIdentFuncTable[I] := Func107;
108: fIdentFuncTable[I] := Func108;
112: fIdentFuncTable[I] := Func112;
117: fIdentFuncTable[I] := Func117;
123: fIdentFuncTable[I] := Func123;
126: fIdentFuncTable[I] := Func126;
127: fIdentFuncTable[I] := Func127;
128: fIdentFuncTable[I] := Func128;
129: fIdentFuncTable[I] := Func129;
130: fIdentFuncTable[I] := Func130;
132: fIdentFuncTable[I] := Func132;
133: fIdentFuncTable[I] := Func133;
136: fIdentFuncTable[I] := Func136;
141: fIdentFuncTable[I] := Func141;
143: fIdentFuncTable[I] := Func143;
166: fIdentFuncTable[I] := Func166;
167: fIdentFuncTable[I] := Func167;
168: fIdentFuncTable[I] := Func168;
191: fIdentFuncTable[I] := Func191;
else fIdentFuncTable[I] := AltFunc;
end;
end;
function TmwBasePasLex.KeyHash: Integer;
begin
Result := 0;
while IsIdentifiers(fOrigin[Run]) do
begin
Inc(Result, HashValue(fOrigin[Run]));
//inc(Result, mHashTable[fOrigin[Run]]);
inc(Run);
end;
end; { KeyHash }
function TmwBasePasLex.KeyComp(const aKey: string): Boolean;
var
I: Integer;
Temp: PAnsiChar;
begin
if Length(aKey) = TokenLen then
begin
Temp := fOrigin + fTokenPos;
Result := True;
for i := 1 to TokenLen do
begin
if mHashTable[Temp^] <> mHashTable[aKey[i]] then
begin
Result := False;
break;
end;
inc(Temp);
end;
end
else Result := False;
end; { KeyComp }
function TmwBasePasLex.Func9: tptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Add') then
FExID := tokAdd;
end;
function TmwBasePasLex.Func15: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('If') then Result := tokIf;
end;
function TmwBasePasLex.Func19: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Do') then Result := tokDo else
if KeyComp('And') then Result := tokAnd;
end;
function TmwBasePasLex.Func20: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('As') then Result := tokAs;
end;
function TmwBasePasLex.Func21: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Of') then Result := tokOf else
if KeyComp('At') then fExID := tokAt;
end;
function TmwBasePasLex.Func23: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('End') then Result := tokEnd else
if KeyComp('In') then Result := tokIn;
end;
function TmwBasePasLex.Func25: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Far') then fExID := tokFar;
end;
function TmwBasePasLex.Func27: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Cdecl') then fExID := tokCdecl;
end;
function TmwBasePasLex.Func28: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Read') then fExID := tokRead else
if KeyComp('Case') then Result := tokCase else
if KeyComp('Is') then Result := tokIs;
end;
function TmwBasePasLex.Func29: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('On') then fExID := tokOn;
end;
function TmwBasePasLex.Func30: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Char') then fExID := tokChar;
end;
function TmwBasePasLex.Func32: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('File') then Result := tokFile else
if KeyComp('Label') then Result := tokLabel else
if KeyComp('Mod') then Result := tokMod;
end;
function TmwBasePasLex.Func33: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Or') then Result := tokOr else
if KeyComp('Name') then fExID := tokName else
if KeyComp('Asm') then Result := tokAsm;
end;
function TmwBasePasLex.Func35: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Nil') then Result := tokNil else
if KeyComp('To') then Result := tokTo else
if KeyComp('Div') then Result := tokDiv;
end;
function TmwBasePasLex.Func36: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Real') then fExID := tokReal else
if KeyComp('Real48') then fExID := tokReal48;
end;
function TmwBasePasLex.Func37: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Begin') then Result := tokBegin else
if KeyComp('Break') then fExID := tokBreak;
end;
function TmwBasePasLex.Func38: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Near') then fExID := tokNear;
end;
function TmwBasePasLex.Func39: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('For') then Result := tokFor else
if KeyComp('Shl') then Result := tokShl;
end;
function TmwBasePasLex.Func40: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Packed') then Result := tokPacked;
end;
function TmwBasePasLex.Func41: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Var') then Result := tokVar else
if KeyComp('Else') then Result := tokElse else
if KeyComp('Halt') then fExID := tokHalt;
end;
{$IFDEF D8_NEWER} //JThurman 2004-03-2003
function TmwBasePasLex.Func42: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Final') then
fExID := tokFinal; //TODO: Is this supposed to be an ExID?
end;
{$ENDIF}
function TmwBasePasLex.Func43: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Int64') then fExID := tokInt64
else if KeyComp('local') then fExID := tokLocal;
end;
function TmwBasePasLex.Func44: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Set') then Result := tokSet else
if KeyComp('Package') then fExID := tokPackage;
end;
function TmwBasePasLex.Func45: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Shr') then Result := tokShr;
end;
function TmwBasePasLex.Func46: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('PChar') then fExId := tokPChar
{$IFDEF D8_NEWER} //JThurman 2004-03-19
else
if KeyComp('Sealed') then Result := tokSealed;
{$ELSE}
;
{$ENDIF}
end;
function TmwBasePasLex.Func47: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Then') then Result := tokThen else
if KeyComp('Comp') then fExID := tokComp;
end;
function TmwBasePasLex.Func49: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Not') then Result := tokNot;
end;
function TmwBasePasLex.Func52: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Byte') then fExID := tokByte else
if KeyComp('Raise') then Result := tokRaise else
if KeyComp('Pascal') then fExID := tokPascal;
end;
function TmwBasePasLex.Func54: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Class') then Result := tokClass;
end;
function TmwBasePasLex.Func55: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Object') then Result := tokObject;
end;
function TmwBasePasLex.Func56: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Index') then fExID := tokIndex else
if KeyComp('Out') then fExID := tokOut else // bug in Delphi's documentation: OUT is a directive
if KeyComp('Abort') then fExID := tokAbort;
end;
function TmwBasePasLex.Func57: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('While') then Result := tokWhile else
if KeyComp('Xor') then Result := tokXor else
if KeyComp('Goto') then Result := tokGoto;
end;
function TmwBasePasLex.Func58: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Exit') then fExID := tokExit;
end;
function TmwBasePasLex.Func59: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Safecall') then fExID := tokSafecall else
if KeyComp('Double') then fExID := tokDouble;
end;
function TmwBasePasLex.Func60: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('With') then Result := tokWith else
if KeyComp('Word') then fExID := tokWord;
end;
function TmwBasePasLex.Func61: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Dispid') then fExID := tokDispid;
end;
function TmwBasePasLex.Func62: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Cardinal') then fExID := tokCardinal;
end;
function TmwBasePasLex.Func63: TptTokenKind;
begin
Result := tokIdentifier;
case fOrigin[fTokenPos] of
'P', 'p': if KeyComp('Public') then fExID := tokPublic;
'A', 'a': if KeyComp('Array') then Result := tokArray;
'T', 't': if KeyComp('Try') then Result := tokTry;
'R', 'r': if KeyComp('Record') then Result := tokRecord;
'I', 'i': if KeyComp('Inline') then
begin
Result := tokInline;
fExID := tokInline;
end;
end;
end;
function TmwBasePasLex.Func64: TptTokenKind;
begin
Result := tokIdentifier;
case fOrigin[fTokenPos] of
'B', 'b': if KeyComp('Boolean') then fExID := tokBoolean;
'D', 'd': if KeyComp('DWORD') then fExID := tokDWORD;
'U', 'u': if KeyComp('Uses') then Result := tokUses
else
if KeyComp('Unit') then Result := tokUnit;
{$IFDEF D8_NEWER}
'H', 'h': if KeyComp('Helper') then fExID := tokHelper;
{$ENDIF}
end;
end;
function TmwBasePasLex.Func65: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Repeat') then Result := tokRepeat;
end;
function TmwBasePasLex.Func66: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Single') then fExID := tokSingle else
if KeyComp('Type') then Result := tokType
{$IFDEF D8_NEWER}//JThurman 2004-03-23
else
if KeyComp('Unsafe') then Result := tokUnsafe
{$ENDIF}
;
end;
function TmwBasePasLex.Func69: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Default') then fExID := tokDefault else
if KeyComp('Dynamic') then fExID := tokDynamic else
if KeyComp('Message') then fExID := tokMessage;
end;
function TmwBasePasLex.Func71: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('WideChar') then fExID := tokWideChar else
if KeyComp('Stdcall') then fExID := tokStdcall else
if KeyComp('Const') then Result := tokConst;
end;
{$IFDEF D8_NEWER} //JThurman 2004-03-2003
function TmwBasePasLex.Func72: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Static') then
fExID := tokStatic;
end;
{$ENDIF}
function TmwBasePasLex.Func73: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Except') then Result := tokExcept;
end;
function TmwBasePasLex.Func75: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Write') then fExID := tokWrite;
end;
function TmwBasePasLex.Func76: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Until') then Result := tokUntil;
end;
function TmwBasePasLex.Func78: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Integer') then fExID := tokInteger
{$IFDEF D8_NEWER}
else if KeyComp('Remove') then
FExID := tokRemove
{$ENDIF}
;
end;
function TmwBasePasLex.Func79: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Finally') then Result := tokFinally
{$IFDEF D12_NEWER}
else if KeyComp('Reference') then fExID := tokReference;
{$ENDIF}
end;
function TmwBasePasLex.Func81: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Extended') then fExID := tokExtended else
if KeyComp('Stored') then fExID := tokStored else
if KeyComp('Interface') then Result := tokInterface
else if KeyComp('Deprecated') then fExID := tokDeprecated; // DR 2001-10-20
end;
function TmwBasePasLex.Func84: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Abstract') then fExID := tokAbstract;
end;
function TmwBasePasLex.Func85: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Library') then Result := tokLibrary else
if KeyComp('Forward') then fExID := tokForward else
if KeyComp('Variant') then fExID := tokVariant;
end;
function TmwBasePasLex.Func87: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('String') then Result := tokString;
end;
function TmwBasePasLex.Func88: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Program') then Result := tokProgram;
end;
{$IFDEF D8_NEWER} //JThurman 2004-03-03
function TmwBasePasLex.Func89: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Strict') then Result := tokStrict;
end;
{$ENDIF}
function TmwBasePasLex.Func91: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Downto') then Result := tokDownto else
if KeyComp('Private') then fExID := tokPrivate else
if KeyComp('Longint') then fExID := tokLongint;
end;
function TmwBasePasLex.Func92: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Inherited') then Result := tokInherited else
if KeyComp('LongBool') then fExID := tokLongBool else
if KeyComp('Overload') then fExID := tokOverload;
end;
function TmwBasePasLex.Func94: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Resident') then fExID := tokResident else
if KeyComp('Readonly') then fExID := tokReadonly else
if KeyComp('Assembler') then fExID := tokAssembler;
end;
function TmwBasePasLex.Func95: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Contains') then fExID := tokContains else
if KeyComp('Absolute') then fExID := tokAbsolute;
end;
function TmwBasePasLex.Func96: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('ByteBool') then fExID := tokByteBool else
if KeyComp('Override') then fExID := tokOverride else
if KeyComp('Published') then fExID := tokPublished;
end;
function TmwBasePasLex.Func97: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Threadvar') then Result := tokThreadvar;
end;
function TmwBasePasLex.Func98: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Export') then fExID := tokExport else
if KeyComp('Nodefault') then fExID := tokNodefault;
end;
function TmwBasePasLex.Func99: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('External') then fExID := tokExternal;
end;
function TmwBasePasLex.Func100: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Automated') then fExID := tokAutomated else
if KeyComp('Smallint') then fExID := tokSmallint;
end;
function TmwBasePasLex.Func101: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Register') then fExID := tokRegister
else if KeyComp('Platform') then fExID := tokPlatform // DR 2001-10-20
else if KeyComp('Continue') then fExID := tokContinue;
end;
function TmwBasePasLex.Func102: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Function') then Result := tokFunction;
end;
function TmwBasePasLex.Func103: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Virtual') then fExID := tokVirtual;
end;
function TmwBasePasLex.Func104: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('WordBool') then fExID := tokWordBool;
end;
function TmwBasePasLex.Func105: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Procedure') then Result := tokProcedure;
end;
function TmwBasePasLex.Func106: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Protected') then fExID := tokProtected;
end;
function TmwBasePasLex.Func107: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Currency') then fExID := tokCurrency;
end;
function TmwBasePasLex.Func108: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Longword') then fExID := tokLongword;
{$IFDEF D8_NEWER} //JThurman 2004-03-20
if KeyComp('Operator') then fExID := tokOperator;
{$ENDIF}
end;
function TmwBasePasLex.Func112: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Requires') then fExID := tokRequires;
end;
function TmwBasePasLex.Func117: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Exports') then Result := tokExports else
if KeyComp('OleVariant') then fExID := tokOleVariant;
end;
function TmwBasePasLex.Func123: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Shortint') then fExID := tokShortint;
end;
function TmwBasePasLex.Func126: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Implements') then fExID := tokImplements;
end;
function TmwBasePasLex.Func127: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Runerror') then fExID := tokRunError;
end;
function TmwBasePasLex.Func128: TptTokenKind;
begin
if KeyComp('WideString') then fExID := tokWideString;
Result := tokIdentifier;
end;
function TmwBasePasLex.Func129: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Dispinterface') then Result := tokDispinterface
end;
function TmwBasePasLex.Func130: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('AnsiString') then fExID := tokAnsiString;
end;
function TmwBasePasLex.Func132: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Reintroduce') then fExID := tokReintroduce;
end;
function TmwBasePasLex.Func133: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Property') then Result := tokProperty;
end;
function TmwBasePasLex.Func136: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Finalization') then Result := tokFinalization;
end;
function TmwBasePasLex.Func141: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Writeonly') then fExID := tokWriteonly;
end;
function TmwBasePasLex.Func143: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Destructor') then Result := tokDestructor;
end;
function TmwBasePasLex.Func166: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Constructor') then Result := tokConstructor else
if KeyComp('Implementation') then Result := tokImplementation;
end;
function TmwBasePasLex.Func167: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('ShortString') then fExID := tokShortString;
end;
function TmwBasePasLex.Func168: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Initialization') then Result := tokInitialization;
end;
function TmwBasePasLex.Func191: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Resourcestring') then Result := tokResourcestring else
if KeyComp('Stringresource') then fExID := tokStringresource;
end;
function TmwBasePasLex.AltFunc: TptTokenKind;
begin
Result := tokIdentifier;
end;
function TmwBasePasLex.IdentKind: TptTokenKind;
var
HashKey: Integer;
begin
HashKey := KeyHash;
if HashKey < 192 then
Result := fIdentFuncTable[HashKey]
else Result := tokIdentifier;
end;
procedure TmwBasePasLex.MakeMethodTables;
var
I: Char;
begin
for I := #0 to #255 do
case I of
#0: fProcTable[I] := NullProc;
#10: fProcTable[I] := LFProc;
#13: fProcTable[I] := CRProc;
#1..#9, #11, #12, #14..#32:
fProcTable[I] := SpaceProc;
'#': fProcTable[I] := AsciiCharProc;
'$': fProcTable[I] := IntegerProc;
#39: fProcTable[I] := StringProc;
'0'..'9': fProcTable[I] := NumberProc;
'A'..'Z', 'a'..'z', '_':
fProcTable[I] := IdentProc;
'{': fProcTable[I] := BraceOpenProc;
'}': fProcTable[I] := BraceCloseProc;
'!', '"', '%', '&', '('..'/', ':'..'@', '['..'^', '`', '~':
begin
case I of
'(': fProcTable[I] := RoundOpenProc;
')': fProcTable[I] := RoundCloseProc;
'*': fProcTable[I] := StarProc;
'+': fProcTable[I] := PlusProc;
',': fProcTable[I] := CommaProc;
'-': fProcTable[I] := MinusProc;
'.': fProcTable[I] := PointProc;
'/': fProcTable[I] := SlashProc;
':': fProcTable[I] := ColonProc;
';': fProcTable[I] := SemiColonProc;
'<': fProcTable[I] := LowerProc;
'=': fProcTable[I] := EqualProc;
'>': fProcTable[I] := GreaterProc;
'@': fProcTable[I] := AddressOpProc;
'[': fProcTable[I] := SquareOpenProc;
']': fProcTable[I] := SquareCloseProc;
'^': fProcTable[I] := PointerSymbolProc;
'"': fProcTable[I] := StringDQProc; // DR 2002-01-14
{$IFDEF D8_NEWER} //JThurman 2004-04-06
'&': fProcTable[I] := AmpersandOpProc;
{$ENDIF}
else fProcTable[I] := SymbolProc;
end;
end;
else fProcTable[I] := UnknownProc;
end;
end;
constructor TmwBasePasLex.Create;
begin
inherited Create;
fOrigin := nil;
InitIdent;
MakeMethodTables;
fExID := tokUnKnown;
FUseDefines := True;
FDefines := TStringList.Create;
FTopDefineRec := nil;
InitDefines;
MaxPos := -1;
end; { Create }
destructor TmwBasePasLex.Destroy;
begin
ClearDefines; //If we don't do this, we get a memory leak
FDefines.Free;
fOrigin := nil;
inherited Destroy;
end;
procedure TmwBasePasLex.DoProcTable(AChar: AnsiChar);
begin
if AChar <= #255 then
fProcTable[AChar]
else
begin
IdentProc;
end;
end;
{ Destroy }
procedure TmwBasePasLex.SetOrigin(NewValue: PAnsiChar);
begin
fOrigin := NewValue;
Init;
Next;
end; { SetOrigin }
procedure TmwBasePasLex.SetRunPos(Value: Integer);
begin
Run := Value;
Next;
end;
procedure TmwBasePasLex.AddDefine(const ADefine: string);
begin
if (FDefines.IndexOf(ADefine) < 0) then
FDefines.Add(ADefine);
end;
procedure TmwBasePasLex.AddressOpProc;
begin
case FOrigin[Run + 1] of
'@':
begin
fTokenID := tokDoubleAddressOp;
inc(Run, 2);
end;
else
begin
fTokenID := tokAddressOp;
inc(Run);
end;
end;
end;
procedure TmwBasePasLex.AsciiCharProc;
begin
fTokenID := tokAsciiChar;
inc(Run);
if FOrigin[Run] = '$' then
begin
inc(Run);
while FOrigin[Run] in ['0'..'9', 'A'..'F', 'a'..'f'] do inc(Run);
end else
begin
while FOrigin[Run] in ['0'..'9'] do
inc(Run);
end;
end;
procedure TmwBasePasLex.BraceCloseProc;
begin
inc(Run);
fTokenId := tokError;
if Assigned(FOnMessage) then
FOnMessage(Self, meError, 'Illegal character', PosXY.X, PosXY.Y);
end;
procedure TmwBasePasLex.BorProc;
begin
fTokenID := tokBorComment;
case FOrigin[Run] of
#0:
begin
NullProc;
if Assigned(FOnMessage) then
FOnMessage(Self, meError, 'Unexpected file end', PosXY.X, PosXY.Y);
exit;
end;
{ DR 2001-08-02
#10:
begin
LFProc;
exit;
end;
#13:
begin
CRProc;
exit;
end;
}
end;
while FOrigin[Run] <> #0 do
case FOrigin[Run] of
'}':
begin
fCommentState := csNo;
inc(Run);
break;
end;
{ DR 2001-08-02
#10: break;
#13: break;
}
#10:
begin
inc(Run);
inc(fLineNumber);
fLinePos := Run;
end;
#13:
begin
inc(Run);
if FOrigin[Run] = #10 then inc( Run );
inc(fLineNumber);
fLinePos := Run;
end;
else inc(Run);
end;
end;
procedure TmwBasePasLex.BraceOpenProc;
var
Param, Def: string;
tmpRun: Integer;
begin
case FOrigin[Run + 1] of
'$': fTokenID := GetDirectiveKind;
'.':
begin
tmpRun := fTokenPos;
Run := fTokenPos + 2;
FDirectiveParamOrigin := FOrigin + FTokenPos;
FTokenPos := Run;
case KeyHash of
55: if KeyComp('LOADLIB') then
fTokenID := tokIncludeDirect
else
fTokenID := tokBorComment;
68: if KeyComp('INCLUDE') then
fTokenID := tokIncludeDirect
else
fTokenID := tokBorComment;
136: if KeyComp('INCLUDE_ONCE') then
fTokenID := tokIncludeDirect
else
fTokenID := tokBorComment;
else
fTokenId := tokBorComment;
end;
FTokenPos := tmpRun;
Dec(Run);
end
else
fTokenID := tokBorComment;
end;
if (fTokenID = tokBorComment) then
fCommentState := csBor;
inc(Run);
while FOrigin[Run] <> #0 do
case FOrigin[Run] of
'}':
begin
fCommentState := csNo;
inc(Run);
break;
end;
#10:
begin
inc(Run);
inc(fLineNumber);
fLinePos := Run;
end;
#13:
begin
inc(Run);
if FOrigin[Run] = #10 then inc( Run );
inc(fLineNumber);
fLinePos := Run;
end;
{ #10: break; DR 2001-10-12
#13: break;}
else inc(Run);
end;
case fTokenID of
tokCompDirect:
begin
if Assigned(fOnCompDirect) and (FDefineStack = 0) then
fOnCompDirect(Self);
end;
tokDefineDirect:
begin
if FUseDefines and (FDefineStack = 0) then
AddDefine(DirectiveParam);
if Assigned(fOnDefineDirect) then
fOnDefineDirect(Self);
end;
tokElseDirect:
begin
if FUseDefines then
begin
if FTopDefineRec <> nil then
begin
if FTopDefineRec^.Defined then
Inc(FDefineStack)
else
if FDefineStack > 0 then
Dec(FDefineStack);
end;
end;
if Assigned(fOnElseDirect) then
fOnElseDirect(Self);
end;
tokEndIfDirect:
begin
if FUseDefines then
ExitDefineBlock;
if Assigned(fOnEndIfDirect) then
fOnEndIfDirect(Self);
end;
tokIfDefDirect:
begin
if FUseDefines then
EnterDefineBlock(IsDefined(DirectiveParam));
if Assigned(fOnIfDefDirect) then
fOnIfDefDirect(Self);
end;
tokIfNDefDirect:
begin
if FUseDefines then
EnterDefineBlock(not IsDefined(DirectiveParam));
if Assigned(fOnIfNDefDirect) then
fOnIfNDefDirect(Self);
end;
tokIfOptDirect:
begin
if Assigned(fOnIfOptDirect) then
fOnIfOptDirect(Self);
end;
tokIfDirect:
begin
if FUseDefines then
begin
Param := DirectiveParam;
if Pos('DEFINED', Param) = 1 then
begin
Def := Copy(Param, 9, Length(Param) - 9);
EnterDefineBlock(IsDefined(Def));
end;
end;
if Assigned(fOnIfDirect) then
fOnIfDirect(Self);
end;
tokIfEndDirect:
begin
if FUseDefines then
ExitDefineBlock;
if Assigned(fOnIfEndDirect) then
fOnIfEndDirect(Self);
end;
tokElseIfDirect:
begin
if FUseDefines then
begin
if FTopDefineRec <> nil then
begin
if FTopDefineRec^.Defined then
Inc(FDefineStack)
else
begin
if FDefineStack > 0 then
Dec(FDefineStack);
Param := DirectiveParam;
if Pos('DEFINED', Param) = 1 then
begin
Def := Copy(Param, 9, Length(Param) - 9);
EnterDefineBlock(IsDefined(Def));
end;
end;
end;
end;
if Assigned(fOnElseIfDirect) then
fOnElseIfDirect(Self);
end;
tokIncludeDirect:
begin
if Assigned(fOnIncludeDirect) and (FDefineStack = 0) then
fOnIncludeDirect(Self);
end;
tokResourceDirect:
begin
if Assigned(fOnResourceDirect) and (FDefineStack = 0) then
fOnResourceDirect(Self);
end;
tokUndefDirect:
begin
if FUseDefines and (FDefineStack = 0) then
RemoveDefine(DirectiveParam);
if Assigned(fOnUndefDirect) then
fOnUndefDirect(Self);
end;
end;
end;
procedure TmwBasePasLex.ColonProc;
begin
case FOrigin[Run + 1] of
'=':
begin
inc(Run, 2);
fTokenID := tokAssign;
end;
else
begin
inc(Run);
fTokenID := tokColon;
end;
end;
end;
procedure TmwBasePasLex.CommaProc;
begin
inc(Run);
fTokenID := tokComma;
end;
procedure TmwBasePasLex.CRProc;
begin
case fCommentState of
csBor: fTokenID := tokCRLFCo;
csAnsi: fTokenID := tokCRLFCo;
else fTokenID := tokCRLF;
end;
case FOrigin[Run + 1] of
#10: inc(Run, 2);
else inc(Run);
end;
inc(fLineNumber);
fLinePos := Run;
end;
procedure TmwBasePasLex.EnterDefineBlock(ADefined: Boolean);
var
StackFrame: PDefineRec;
begin
New(StackFrame);
StackFrame^.Next := FTopDefineRec;
StackFrame^.Defined := ADefined;
StackFrame^.StartCount := FDefineStack;
FTopDefineRec := StackFrame;
if not ADefined then
Inc(FDefineStack);
end;
procedure TmwBasePasLex.EqualProc;
begin
inc(Run);
fTokenID := tokEqual;
end;
procedure TmwBasePasLex.ExitDefineBlock;
var
StackFrame: PDefineRec;
begin
StackFrame := FTopDefineRec;
if StackFrame <> nil then
begin
FDefineStack := StackFrame^.StartCount;
FTopDefineRec := StackFrame^.Next;
Dispose(StackFrame);
end;
end;
procedure TmwBasePasLex.GreaterProc;
begin
case FOrigin[Run + 1] of
'=':
begin
inc(Run, 2);
fTokenID := tokGreaterEqual;
end;
else
begin
inc(Run);
fTokenID := tokGreater;
end;
end;
end;
function TmwBasePasLex.HashValue(AChar: AnsiChar): Integer;
begin
if AChar <= #255 then
Result := mHashTable[fOrigin[Run]]
else
Result := Ord(AChar);
end;
procedure TmwBasePasLex.IdentProc;
begin
fTokenID := IdentKind;
end;
procedure TmwBasePasLex.IntegerProc;
begin
inc(Run);
fTokenID := tokIntegerConst;
while FOrigin[Run] in ['0'..'9', 'A'..'F', 'a'..'f'] do
inc(Run);
end;
function TmwBasePasLex.IsDefined(const ADefine: string): Boolean;
begin
Result := FDefines.IndexOf(ADefine) > -1;
end;
function TmwBasePasLex.IsIdentifiers(AChar: AnsiChar): Boolean;
begin
if AChar <= #255 then
Result := Identifiers[AChar]
else
Result := True;
end;
procedure TmwBasePasLex.LFProc;
begin
case fCommentState of
csBor: fTokenID := tokCRLFCo;
csAnsi: fTokenID := tokCRLFCo;
else fTokenID := tokCRLF;
end;
inc(Run);
inc(fLineNumber);
fLinePos := Run;
end;
procedure TmwBasePasLex.LowerProc;
begin
case FOrigin[Run + 1] of
'=':
begin
inc(Run, 2);
fTokenID := tokLowerEqual;
end;
'>':
begin
inc(Run, 2);
fTokenID := tokNotEqual;
end
else
begin
inc(Run);
fTokenID := tokLower;
end;
end;
end;
procedure TmwBasePasLex.MinusProc;
begin
inc(Run);
fTokenID := tokMinus;
end;
procedure TmwBasePasLex.NullProc;
begin
fTokenID := tokNull;
end;
procedure TmwBasePasLex.NumberProc;
begin
inc(Run);
fTokenID := tokIntegerConst;
while FOrigin[Run] in ['0'..'9', '.', 'e', 'E'] do
begin
case FOrigin[Run] of
'.':
if FOrigin[Run + 1] = '.' then
break
else fTokenID := tokFloat
end;
inc(Run);
end;
end;
procedure TmwBasePasLex.PlusProc;
begin
inc(Run);
fTokenID := tokPlus;
end;
procedure TmwBasePasLex.PointerSymbolProc;
begin
inc(Run);
fTokenID := tokPointerSymbol;
//This is a wierd Pascal construct that rarely appears, but needs to be
//supported. ^M is a valid char reference (#13, in this case)
if FOrigin[Run] in ['a'..'z','A'..'Z'] then
begin
inc(Run);
fTokenID := tokAsciiChar;
end;
end;
procedure TmwBasePasLex.PointProc;
begin
case FOrigin[Run + 1] of
'.':
begin
inc(Run, 2);
fTokenID := tokDotDot;
end;
')':
begin
inc(Run, 2);
fTokenID := tokSquareClose;
end;
else
begin
inc(Run);
fTokenID := tokPoint;
end;
end;
end;
procedure TmwBasePasLex.RemoveDefine(const ADefine: string);
var
I: Integer;
begin
I := FDefines.IndexOf(ADefine);
if I > -1 then
FDefines.Delete(I);
end;
procedure TmwBasePasLex.RoundCloseProc;
begin
inc(Run);
fTokenID := tokRoundClose;
end;
procedure TmwBasePasLex.AnsiProc;
begin
fTokenID := tokAnsiComment;
case FOrigin[Run] of
#0:
begin
NullProc;
if Assigned(FOnMessage) then
FOnMessage(Self, meError, 'Unexpected file end', PosXY.X, PosXY.Y);
exit;
end;
{ DR 2001-08-02
#10:
begin
LFProc;
exit;
end;
#13:
begin
CRProc;
exit;
end;
}
end;
while fOrigin[Run] <> #0 do
case fOrigin[Run] of
'*':
if fOrigin[Run + 1] = ')' then
begin
fCommentState := csNo;
inc(Run, 2);
break;
end
else inc(Run);
{ DR 2001-08-02
#10: break;
#13: break;
}
#10:
begin
inc(Run);
inc(fLineNumber);
fLinePos := Run;
end;
#13:
begin
inc(Run);
if FOrigin[Run] = #10 then inc( Run );
inc(fLineNumber);
fLinePos := Run;
end;
else inc(Run);
end;
end;
procedure TmwBasePasLex.RoundOpenProc;
begin
inc(Run);
case fOrigin[Run] of
'*':
begin
fTokenID := tokAnsiComment;
if FOrigin[Run + 1] = '$' then
fTokenID := GetDirectiveKind
else fCommentState := csAnsi;
inc(Run);
while fOrigin[Run] <> #0 do
case fOrigin[Run] of
'*':
if fOrigin[Run + 1] = ')' then
begin
fCommentState := csNo;
inc(Run, 2);
break;
end
else inc(Run);
{ DR 2001-08-02
#10: break;
#13: break;
}
#10:
begin
inc(Run);
inc(fLineNumber);
fLinePos := Run;
end;
#13:
begin
inc(Run);
if FOrigin[Run] = #10 then inc( Run );
inc(fLineNumber);
fLinePos := Run;
end;
else inc(Run);
end;
end;
'.':
begin
inc(Run);
fTokenID := tokSquareOpen;
end;
else fTokenID := tokRoundOpen;
end;
case fTokenID of
tokCompDirect:
begin
if Assigned(fOnCompDirect) then
fOnCompDirect(Self);
end;
tokDefineDirect:
begin
if Assigned(fOnDefineDirect) then
fOnDefineDirect(Self);
end;
tokElseDirect:
begin
if Assigned(fOnElseDirect) then
fOnElseDirect(Self);
end;
tokEndIfDirect:
begin
if Assigned(fOnEndIfDirect) then
fOnEndIfDirect(Self);
end;
tokIfDefDirect:
begin
if Assigned(fOnIfDefDirect) then
fOnIfDefDirect(Self);
end;
tokIfNDefDirect:
begin
if Assigned(fOnIfNDefDirect) then
fOnIfNDefDirect(Self);
end;
tokIfOptDirect:
begin
if Assigned(fOnIfOptDirect) then
fOnIfOptDirect(Self);
end;
tokIncludeDirect:
begin
if Assigned(fOnIncludeDirect) then
fOnIncludeDirect(Self);
end;
tokResourceDirect:
begin
if Assigned(fOnResourceDirect) then
fOnResourceDirect(Self);
end;
tokUndefDirect:
begin
if Assigned(fOnUndefDirect) then
fOnUndefDirect(Self);
end;
end;
end;
procedure TmwBasePasLex.SemiColonProc;
begin
inc(Run);
fTokenID := tokSemiColon;
end;
procedure TmwBasePasLex.SlashProc;
begin
case FOrigin[Run + 1] of
'/':
begin
inc(Run, 2);
fTokenID := tokSlashesComment;
while FOrigin[Run] <> #0 do
begin
case FOrigin[Run] of
#10, #13: break;
end;
inc(Run);
end;
end;
else
begin
inc(Run);
fTokenID := tokSlash;
end;
end;
end;
procedure TmwBasePasLex.SpaceProc;
begin
inc(Run);
fTokenID := tokSpace;
while FOrigin[Run] in [#1..#9, #11, #12, #14..#32] do
inc(Run);
end;
procedure TmwBasePasLex.SquareCloseProc;
begin
inc(Run);
fTokenID := tokSquareClose;
end;
procedure TmwBasePasLex.SquareOpenProc;
begin
inc(Run);
fTokenID := tokSquareOpen;
end;
procedure TmwBasePasLex.StarProc;
begin
inc(Run);
fTokenID := tokStar;
end;
procedure TmwBasePasLex.StringProc;
begin
fTokenID := tokStringConst;
repeat
inc(Run);
case FOrigin[Run] of
#0, #10, #13:
begin
if Assigned(FOnMessage) then
FOnMessage(Self, meError, 'Unterminated string', PosXY.X, PosXY.Y);
break;
end;
#39:
begin
while (FOrigin[Run] = #39) and (FOrigin[Run + 1] = #39) do
begin
inc(Run, 2);
end;
end;
end;
until FOrigin[Run] = #39;
if FOrigin[Run] = #39 then
begin
inc(Run);
if TokenLen = 3 then
begin
fTokenID := tokAsciiChar;
end;
end;
end;
procedure TmwBasePasLex.SymbolProc;
begin
inc(Run);
fTokenID := tokSymbol;
end;
procedure TmwBasePasLex.UnknownProc;
begin
inc(Run);
fTokenID := tokUnknown;
if Assigned(FOnMessage) then
FOnMessage(Self, meError, 'Unknown Character', PosXY.X, PosXY.Y);
end;
procedure TmwBasePasLex.Next;
begin
fExID := tokUnKnown;
fTokenPos := Run;
if (MaxPos > -1) and (fTokenPos > MaxPos) then
fTokenID := tok_DONE
else
case fCommentState of
csNo:
begin
DoProcTable(fOrigin[Run]);
(*{$IFDEF D10_NEWER}
if fOrigin[Run] < #256 then
fProcTable[fOrigin[Run]]
else //non-ASCII unicode char
IdentProc;
{$ELSE}
fProcTable[fOrigin[Run]];
{$ENDIF}*)
end;
else
case fCommentState of
csBor: BorProc;
csAnsi: AnsiProc;
end;
end;
end;
function TmwBasePasLex.GetIsJunk: Boolean;
begin
result := IsTokenIDJunk(FTokenID) or (FUseDefines and (FDefineStack > 0) and (TokenID <> tokNull) and (TokenID <> tok_DONE));
// Result := fTokenID in [tokAnsiComment, tokBorComment, tokCRLF, tokCRLFCo, tokSlashesComment, tokSpace]; //XM 20001210
end;
function TmwBasePasLex.GetIsSpace: Boolean;
begin
Result := fTokenID in [tokCRLF, tokSpace];
end;
function TmwBasePasLex.GetToken: string;
begin
SetString(Result, (FOrigin + fTokenPos), GetTokenLen);
end;
function TmwBasePasLex.GetTokenLen: Integer;
begin
Result := Run - fTokenPos;
end;
procedure TmwBasePasLex.NextID(ID: TptTokenKind);
begin
repeat
case fTokenID of
tokNull, tok_DONE: break;
else Next;
end;
until fTokenID = ID;
end;
procedure TmwBasePasLex.NextNoJunk;
begin
repeat
Next;
until not IsJunk;
end;
procedure TmwBasePasLex.NextNoSpace;
begin
repeat
Next;
until not IsSpace;
end;
function TmwBasePasLex.FirstInLine: Boolean;
var
RunBack: Integer;
begin
Result := True;
if fTokenPos = 0 then exit;
RunBack := fTokenPos;
dec(RunBack);
while fOrigin[RunBack] in [#1..#9, #11, #12, #14..#32] do
dec(RunBack);
if RunBack = 0 then exit;
case fOrigin[RunBack] of
#10, #13: exit;
else
begin
Result := False;
exit;
end;
end;
end;
function TmwBasePasLex.GetCommentState: Pointer;
begin
Result := Pointer(fCommentState);
end;
function TmwBasePasLex.GetCompilerDirective: string;
var
DirectLen: Integer;
begin
if TokenID <> tokCompDirect then
Result := ''
else
case fOrigin[fTokenPos] of
'(':
begin
DirectLen := Run - fTokenPos - 4;
SetString(Result, (FOrigin + fTokenPos + 2), DirectLen);
Result := UpperCase(Result);
end;
'{':
begin
DirectLen := Run - fTokenPos - 2;
SetString(Result, (FOrigin + fTokenPos + 1), DirectLen);
Result := UpperCase(Result);
end;
end;
end;
function TmwBasePasLex.GetDirectiveKind: TptTokenKind;
var
TempPos: Integer;
begin
case fOrigin[fTokenPos] of
'(': Run := FTokenPos + 3;
'{': Run := FTokenPos + 2;
end;
FDirectiveParamOrigin := FOrigin + FTokenPos;
TempPos := fTokenPos;
fTokenPos := Run;
case KeyHash of
9:
if KeyComp('I') then
Result := tokIncludeDirect else
Result := tokCompDirect;
15:
if KeyComp('IF') then
Result := tokIfDirect else
Result := tokCompDirect;
18:
if KeyComp('R') then
begin
if not (fOrigin[Run] in ['+', '-']) then
Result := tokResourceDirect else Result := tokCompDirect;
end else Result := tokCompDirect;
30:
if KeyComp('IFDEF') then
Result := tokIfDefDirect else
Result := tokCompDirect;
38:
if KeyComp('ENDIF') then
Result := tokEndIfDirect else
if KeyComp('IFEND') then
Result := tokIfEndDirect else
Result := tokCompDirect;
41:
if KeyComp('ELSE') then
Result := tokElseDirect else
Result := tokCompDirect;
43:
if KeyComp('DEFINE') then
Result := tokDefineDirect else
Result := tokCompDirect;
44:
if KeyComp('IFNDEF') then
Result := tokIfNDefDirect else
Result := tokCompDirect;
50:
if KeyComp('UNDEF') then
Result := tokUndefDirect else
Result := tokCompDirect;
55:
if KeyComp('LOADLIB') then
Result := tokIncludeDirect else
Result := tokCompDirect;
56:
if KeyComp('ELSEIF') then
Result := tokElseIfDirect else
Result := tokCompDirect;
66:
if KeyComp('IFOPT') then
Result := tokIfOptDirect else
Result := tokCompDirect;
68:
if KeyComp('INCLUDE') then
Result := tokIncludeDirect else
Result := tokCompDirect;
104:
if KeyComp('RESOURCE') then
Result := tokResourceDirect else
Result := tokCompDirect;
136: if KeyComp('INCLUDE_ONCE') then
Result := tokIncludeDirect else
Result := tokCompDirect;
else Result := tokCompDirect;
end;
fTokenPos := TempPos;
dec(Run);
end;
function TmwBasePasLex.GetDirectiveParamOriginal : string;
var
EndPos: Integer;
ParamLen: Integer;
begin
// !! without this set... there is a warning?
EndPos:= 0;
case fOrigin[fTokenPos] of
'(':
begin
TempRun := FTokenPos + 3;
EndPos := Run - 2;
end;
'{':
begin
TempRun := FTokenPos + 2;
EndPos := Run - 1;
end;
end;
while IsIdentifiers(fOrigin[TempRun]) do
inc(TempRun);
while fOrigin[TempRun] in ['+', ',', '-'] do
begin
inc(TempRun);
while IsIdentifiers(fOrigin[TempRun]) do
inc(TempRun);
if (fOrigin[TempRun - 1] in ['+', ',', '-']) and (fOrigin[TempRun] = ' ')
then inc(TempRun);
end;
if fOrigin[TempRun] = ' ' then inc(TempRun);
ParamLen := EndPos - TempRun;
SetString(Result, (FOrigin + TempRun), ParamLen);
end;
function TmwBasePasLex.GetDirectiveParam: string;
begin
result := uppercase(GetDirectiveParamOriginal);
end;
procedure TmwBasePasLex.Init;
begin
fCommentState := csNo;
fLineNumber := 0;
fLinePos := 0;
Run := 0;
//InitDefines;
end;
procedure TmwBasePasLex.InitFrom(ALexer: TmwBasePasLex);
begin
Origin := ALexer.Origin;
fCommentState := ALexer.fCommentState;
fLineNumber := ALexer.fLineNumber;
fLinePos := ALexer.fLinePos;
Run := ALexer.Run;
CloneDefinesFrom(ALexer);
end;
procedure TmwBasePasLex.InitDefines;
begin
ClearDefines;
//Set up the defines that are defined by the compiler
(*
{$IFDEF VER130}
AddDefine('VER130');
{$ENDIF}
{$IFDEF VER140}
AddDefine('VER140');
{$ENDIF}
{$IFDEF VER150}
AddDefine('VER150');
{$ENDIF}
{$IFDEF VER160}
AddDefine('VER160');
{$ENDIF}
{$IFDEF VER170}
AddDefine('VER170');
{$ENDIF}
{$IFDEF VER180}
AddDefine('VER180');
{$ENDIF}
{$IFDEF VER185}
AddDefine('VER185');
{$ENDIF}
{$IFDEF VER190}
AddDefine('VER190');
{$ENDIF}
{$IFDEF VER200}
AddDefine('VER200');
{$ENDIF}
{$IFDEF WIN32}
AddDefine('WIN32');
{$ENDIF}
{$IFDEF LINUX}
AddDefine('LINUX');
{$ENDIF}
{$IFDEF CPU386}
AddDefine('CPU386');
{$ENDIF}
{$IFDEF MSWINDOWS}
AddDefine('MSWINDOWS');
{$ENDIF}
{$IFDEF CONDITIONALEXPRESSIONS}
AddDefine('CONDITIONALEXPRESSIONS');
{$ENDIF}
{$IFDEF UNICODE}
AddDefine('UNICODE');
{$ENDIF}
*)
end;
procedure TmwBasePasLex.InitLine;
begin
fLineNumber := 0;
fLinePos := 0;
Run := 0;
end;
procedure TmwBasePasLex.SetCommentState(const Value: Pointer);
begin
fCommentState := TCommentState(Value);
end;
procedure TmwBasePasLex.SetLine(const Value: AnsiString);
begin
fOrigin := PAnsiChar(Value);
InitLine;
Next;
end;
function TmwBasePasLex.GetStringContent: string;
var
TempString: string;
sEnd: Integer;
begin
if TokenID <> tokStringConst then
Result := ''
else
begin
TempString := Token;
sEnd := Length(TempString);
if TempString[sEnd] <> #39 then inc(sEnd);
Result := Copy(TempString, 2, sEnd - 2);
TempString := '';
end;
end;
function TmwBasePasLex.GetIsOrdIdent: Boolean;
begin
Result := False;
if fTokenID = tokIdentifier then
Result := fExID in [tokBoolean, tokByte, tokChar, tokDWord, tokInt64, tokInteger,
tokLongInt, tokLongWord, tokPChar, tokShortInt, tokSmallInt, tokWideChar, tokWord]
end;
function TmwBasePasLex.GetIsOrdinalType: Boolean;
begin
Result := GetIsOrdIdent or (fTokenID in [tokAsciiChar, tokIntegerConst]);
end;
function TmwBasePasLex.GetIsRealType: Boolean;
begin
Result := False;
if fTokenID = tokIdentifier then
Result := fExID in [tokComp, tokCurrency, tokDouble, tokExtended, tokReal, tokReal48, tokSingle]
end;
function TmwBasePasLex.GetIsStringType: Boolean;
begin
Result := False;
if fTokenID = tokIdentifier then
Result := fExID in [tokAnsiString, tokWideString]
else
if fTokenID = tokString then
Result := True
else
if fTokenID = tokStringConst then Result := True;
end;
function TmwBasePasLex.GetIsVarantType: Boolean;
begin
Result := False;
if fTokenID = tokIdentifier then
Result := fExID in [tokOleVariant, tokVariant]
end;
function TmwBasePasLex.GetIsAddOperator: Boolean;
begin
Result := fTokenID in [tokMinus, tokOr, tokPlus, tokXor];
end;
function TmwBasePasLex.GetIsMulOperator: Boolean;
begin
Result := fTokenID in [tokAnd, tokAs, tokDiv, tokMod, tokShl, tokShr, tokSlash, tokStar];
end;
function TmwBasePasLex.GetIsRelativeOperator: Boolean;
begin
Result := fTokenID in [tokAs, tokEqual, tokGreater, tokGreaterEqual, tokLower, tokLowerEqual,
tokIn, tokIs, tokNotEqual];
end;
function TmwBasePasLex.GetIsCompilerDirective: Boolean;
begin
Result := fTokenID in [tokCompDirect, tokDefineDirect, tokElseDirect,
tokEndIfDirect, tokIfDefDirect, tokIfNDefDirect, tokIfOptDirect,
tokIncludeDirect, tokResourceDirect, tokUndefDirect];
end;
function TmwBasePasLex.GetGenID: TptTokenKind;
begin
Result := fTokenID;
if fTokenID = tokIdentifier then
if fExID <> tokUnknown then Result := fExID;
end;
{ TmwPasLex }
constructor TmwPasLex.Create;
begin
inherited Create;
fAheadLex := TmwBasePasLex.Create;
end;
destructor TmwPasLex.Destroy;
begin
fAheadLex.Free;
inherited Destroy;
end;
procedure TmwPasLex.SetOrigin(NewValue: PAnsiChar);
begin
inherited SetOrigin(NewValue);
fAheadLex.SetOrigin(NewValue);
end;
procedure TmwPasLex.SetLine(const Value: AnsiString);
begin
inherited SetLine(Value);
fAheadLex.SetLine(Value);
end;
procedure TmwPasLex.AheadNext;
begin
fAheadLex.NextNoJunk;
end;
function TmwPasLex.GetAheadExID: TptTokenKind;
begin
Result := fAheadLex.ExID;
end;
function TmwPasLex.GetAheadGenID: TptTokenKind;
begin
Result := fAheadLex.GenID;
end;
function TmwPasLex.GetAheadToken: string;
begin
Result := fAheadLex.Token;
end;
function TmwPasLex.GetAheadTokenID: TptTokenKind;
begin
Result := fAheadLex.TokenID;
end;
procedure TmwPasLex.InitAhead;
begin
fAheadLex.CommentState := CommentState;
fAheadLex.RunPos := RunPos;
FAheadLex.fLineNumber := FLineNumber;
FAheadLex.FLinePos := FLinePos;
FAheadLex.CloneDefinesFrom(Self);
//FAheadLex.FTokenPos := FTokenPos;
while fAheadLex.IsJunk do
fAheadLex.Next;
end;
function TmwPasLex.GetStatus: TmwPasLexStatus;
begin
Result.CommentState := fCommentState;
Result.ExID := fExID;
Result.LineNumber := fLineNumber;
Result.LinePos := fLinePos;
Result.Origin := fOrigin;
Result.RunPos := Run;
Result.TokenPos := fTokenPos;
Result.TokenID := fTokenID;
end;
procedure TmwPasLex.SetStatus(const Value: TmwPasLexStatus);
begin
fCommentState := Value.CommentState;
fExID := Value.ExID;
fLineNumber := Value.LineNumber;
fLinePos := Value.LinePos;
fOrigin := Value.Origin;
Run := Value.RunPos;
fTokenPos := Value.TokenPos;
fTokenID := Value.TokenID;
fAheadLex.Origin := Value.Origin;
end;
procedure TmwBasePasLex.SetOnCompDirect(const Value: TDirectiveEvent);
begin
fOnCompDirect := Value;
end;
procedure TmwBasePasLex.SetOnDefineDirect(const Value: TDirectiveEvent);
begin
fOnDefineDirect := Value;
end;
procedure TmwBasePasLex.SetOnElseDirect(const Value: TDirectiveEvent);
begin
fOnElseDirect := Value;
end;
procedure TmwBasePasLex.SetOnElseIfDirect(const Value: TDirectiveEvent);
begin
fOnElseIfDirect := Value;
end;
procedure TmwBasePasLex.SetOnEndIfDirect(const Value: TDirectiveEvent);
begin
fOnEndIfDirect := Value;
end;
procedure TmwBasePasLex.SetOnIfDefDirect(const Value: TDirectiveEvent);
begin
fOnIfDefDirect := Value;
end;
procedure TmwBasePasLex.SetOnIfDirect(const Value: TDirectiveEvent);
begin
FOnIfDirect := Value;
end;
procedure TmwBasePasLex.SetOnIfEndDirect(const Value: TDirectiveEvent);
begin
FOnIfEndDirect := Value;
end;
procedure TmwBasePasLex.SetOnIfNDefDirect(const Value: TDirectiveEvent);
begin
fOnIfNDefDirect := Value;
end;
procedure TmwBasePasLex.SetOnIfOptDirect(const Value: TDirectiveEvent);
begin
fOnIfOptDirect := Value;
end;
procedure TmwBasePasLex.SetOnIncludeDirect(const Value: TDirectiveEvent);
begin
fOnIncludeDirect := Value;
end;
procedure TmwBasePasLex.SetOnResourceDirect(const Value: TDirectiveEvent);
begin
fOnResourceDirect := Value;
end;
procedure TmwBasePasLex.SetOnUnDefDirect(const Value: TDirectiveEvent);
begin
fOnUnDefDirect := Value;
end;
procedure TmwPasLex.SetOnCompDirect(const Value: TDirectiveEvent);
begin
inherited;
//AheadLex.OnCompDirect := Value;
end;
procedure TmwPasLex.SetOnDefineDirect(const Value: TDirectiveEvent);
begin
inherited;
//AheadLex.OnDefineDirect := Value;
end;
procedure TmwPasLex.SetOnElseDirect(const Value: TDirectiveEvent);
begin
inherited;
//AheadLex.OnElseDirect := Value;
end;
procedure TmwPasLex.SetOnEndIfDirect(const Value: TDirectiveEvent);
begin
inherited;
//AheadLex.OnEndIfDirect := Value;
end;
procedure TmwPasLex.SetOnIfDefDirect(const Value: TDirectiveEvent);
begin
inherited;
//AheadLex.OnIfDefDirect := Value;
end;
procedure TmwPasLex.SetOnIfNDefDirect(const Value: TDirectiveEvent);
begin
inherited;
//AheadLex.OnIfNDefDirect := Value;
end;
procedure TmwPasLex.SetOnIfOptDirect(const Value: TDirectiveEvent);
begin
inherited;
//AheadLex.OnIfOptDirect := Value;
end;
procedure TmwPasLex.SetOnIncludeDirect(const Value: TDirectiveEvent);
begin
inherited;
//AheadLex.OnIncludeDirect := Value;
end;
procedure TmwPasLex.SetOnResourceDirect(const Value: TDirectiveEvent);
begin
inherited;
//AheadLex.OnResourceDirect := Value;
end;
procedure TmwPasLex.SetOnUnDefDirect(const Value: TDirectiveEvent);
begin
inherited;
//AheadLex.OnUnDefDirect := Value;
end;
function TmwBasePasLex.Func86: TptTokenKind;
begin
Result := tokIdentifier;
if KeyComp('Varargs') then fExID := tokVarargs;
end;
procedure TmwBasePasLex.StringDQProc;
begin
if not fAsmCode then
begin
SymbolProc;
Exit;
end;
fTokenID := tokStringDQConst;
repeat
inc(Run);
case FOrigin[Run] of
#0, #10, #13:
begin
if Assigned(FOnMessage) then
FOnMessage(Self, meError, 'Unterminated string', PosXY.X, PosXY.Y);
break;
end;
'\':
begin
Inc( Run );
if FOrigin[Run] in [#32..#255] then Inc( Run );
end;
end;
until FOrigin[Run] = '"';
if FOrigin[Run] = '"' then
inc(Run);
end;
{$IFDEF D8_NEWER} //JThurman 2004-04-06
procedure TmwBasePasLex.AmpersandOpProc;
begin
FTokenID := tokAmpersand;
inc(Run);
while FOrigin[Run] in ['a'..'z', 'A'..'Z','0'..'9'] do
inc(Run);
FTokenID := tokIdentifier;
end;
{$ENDIF}
initialization
MakeIdentTable;
end.