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PascalScriptUnit.pas
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{$mode objfpc}{$H+}
unit PascalScriptUnit;
interface
uses CommonTypeUnit,SysUtils,Classes,Variants;
var
Pri:array[char(0)..char(255)]of byte;
acceptset,runset,pattset:set of char;
type
HashStr=object
const E:int64=257;
var Size,P:longint;
head,next,hsid:specialize List<longint>;
node:specialize List<Ansistring>;
function hashcode(const s:ansistring):longint;
procedure clear;
procedure Add(const s:ansistring;id:longint);
function Find(const s:ansistring):longint;
Function Clone:HashStr;
end;
Type
vTypeMode=(PSNone,
PSInt,
PSDouble,
PSChar,
PSStr,
PSFunc,
PSFuncLocal,
PSObj);
PSValue=Record tp:vTypeMode; p:pointer End;
VList=specialize List<PSValue>;
SList=specialize List<Ansistring>;
IList=Specialize List<Longint>;
pVList=^VList;
TFunc=function(const Param:VList):PSValue;
OutFunc=Record Caption:Ansistring; main:TFunc End;
LocalFunc=Record Caption:Ansistring; Carry,Code:SList End;
LocalObj=Record Caption,FrameRead,FrameWrite:Ansistring; Outer:Pointer; Carry:SList; Data:VList; DataIndex:HashStr End;
pInt=^longint;
pDouble=^Extended;
//pChar=^Char;
pAnsistring=^ansistring;
pOutFunc=^OutFunc;
pLocalFunc=^LocalFunc;
pLocalObj=^LocalObj;
pPSValue=^PSValue;
Const
//GetAlpha -> TextContent
//GetBeta -> MarkContent
PSLibError:Array[0..25]Of Ansistring=(
'[Error000]:Transfer Variable Type Fail',
'[Error001]:Calculate Variable Fail',
'[Error002]:Variable Cannot Found',
'[Error003]:Function Parameter Number Is Wrong',
'[Error004]:Assign Variable Fail',
'[Error005]:Object Or ObjectMember Cannot Found',
'[Error006][KeywordError]:"for ..." Must Follow ":="',
'[Error007][KeywordError]:"for ...:=" Must Follow "to"',
'[Error008][KeywordError]:"for ...:=... to ..." Must Follow "do"',
'[Error009][KeywordError]:"While ..." Must Follow "do"',
'[Error010][KeywordError]:"function" Must Follow <TextContent>',
'[Error011][KeywordError]:"function ..." Must Follow "("',
'[Error012][KeywordError]:"function ...(" Must Follow Some <TextContent>',
'[Error013][KeywordError]:"function ...(..." Must Follow "," or ")"',
'[Error014][KeywordError]:"object" Must Follow <TextContent>',
'[Error015][KeywordError]:"object ..." Must Follow "("',
'[Error016][KeywordError]:"object ...(" Must Follow Some <TextContent>',
'[Error017][KeywordError]:"object ...(..." Must Follow "," or ")"',
'[Error018][SystemFunctionError]:Read() Should Be {Int/Double/Char/String}',
'[Error019][SystemFunctionError]:Abs() Should Be {Int/Double}',
'[Error020][SystemFunctionError]:Sqr() Should Be {Int/Double}',
'[Error021][SystemFunctionError]:Sqrt() Should Be {Int/Double}',
'[Error022][SystemFunctionError]:Round() Should Be {Int/Double}',
'[Error023][SystemFunctionError]:Trunc() Should Be {Int/Double}',
'[Error024][SystemFunctionError]:Copy() Should Be {String,Int,Int}',
'[Error025][SystemFunctionError]:Pos() Should Be {String,String}');
cl_ignore=0;
cl_terminate=1;
cl_halt=2;
Type
PSLib=Packed object
Size:longint;
Vname:HashStr;
VData:VList;
ComplieLevel:ShortInt;
//0 = Ignore Any Error And Record Error To ErrorList
//1 = Terminate The Code And Record Error To ErrorList
//2 = Halt The Program
DangerTerminate:Boolean;
ErrorList:IList;
NoteFlag:Boolean;
LazNet:specialize List<longint>;
Patt,Nest,ForBegin,ForEnd,LazTag:longint;
Script,Carry:SList;
ScriptDirector:ansistring;
Procedure Reg(_E:Longint);
Procedure SetComplieLevel(_c:ShortInt);
function Find(const _name:string):longint;
Function Add(const _name:string;_type:vtypemode):Longint;
Procedure Assign(Const _Name:String;Const _Value:PSValue);
procedure Assign(const _name:string;const _value:longint);
procedure Assign(const _name:string;const _value:Extended);
procedure Assign(const _name:string;const _value:ansistring);
procedure Assign(const _name:string;const _value:TFunc);
procedure Assign(const _name:string;const _value:LocalFunc);
procedure Assign(const _name:string;const _value:LocalObj);
Function Assign(Const _Name:String;Const _Param:VList):PSValue;
Function Get(Const _Name:String):PSValue;
Function Get(Const _Name:String;Const _Param:VList):PSValue;
function GetType(const _name:string):vtypemode;
Function AssignObj(Const _Name:Ansistring;Const _Value:TFunc):Boolean;
Function AssignObj(Const _Name:Ansistring;Const _Value:PSValue):Boolean;
Function AddFunc(Const _Name:Ansistring;Const _Carry,_Code:SList):Boolean;
function Exec(os:ansistring):longint;
function Exec(var ss:SList):longint;
Function ExecFunc(Var LF:LocalFunc;Const _Param:VList):PSValue;
Function ExecObj(Var LO:LocalObj;Const _CallName:Ansistring;Const _Param:VList):PSValue;
procedure UsesSystem;
procedure clear;
end;
function newpsvalue(const psva:psvalue):psvalue;
function newpsvalue(pskind:vtypemode;pspointer:pointer):psvalue;
operator :=(const _v:longint)_r:psvalue;
operator :=(const _v:extended)_r:psvalue;
operator :=(const _v:char)_r:psvalue;
operator :=(const _v:ansistring)_r:psvalue;
operator :=(const _v:outfunc)_r:psvalue;
operator :=(const _v:localfunc)_r:psvalue;
operator :=(const _v:localobj)_r:psvalue;
operator :=(const a:psvalue)b:longint;
operator :=(const a:psvalue)b:extended;
operator :=(const a:psvalue)b:char;
operator :=(const a:psvalue)b:ansistring;
operator :=(const a:psvalue)b:outfunc;
operator :=(const a:psvalue)b:localfunc;
operator :=(const a:psvalue)b:localobj;
operator :=(const a:psvalue)b:variant;
operator -(const a:psvalue)c:psvalue;
operator +(const a,b:psvalue)c:psvalue;
operator -(const a,b:psvalue)c:psvalue;
operator *(const a,b:psvalue)c:psvalue;
operator /(const a,b:psvalue)c:psvalue;
operator div(const a,b:psvalue)c:psvalue;
operator mod(const a,b:psvalue)c:psvalue;
operator =(const a,b:psvalue)c:psvalue;
operator >(const a,b:psvalue)c:psvalue;
operator <(const a,b:psvalue)c:psvalue;
operator >=(const a,b:psvalue)c:psvalue;
operator <=(const a,b:psvalue)c:psvalue;
operator not(const a:psvalue)c:psvalue;
operator and(const a,b:psvalue)c:psvalue;
operator or(const a,b:psvalue)c:psvalue;
operator xor(const a,b:psvalue)c:psvalue;
operator shl(const a,b:psvalue)c:psvalue;
operator shr(const a,b:psvalue)c:psvalue;
procedure free(var a:psvalue);
procedure swap(var a,b:psvalue);
Const
CalcSet=[PSInt,PSDouble];
StrSet=[PSChar,PSStr];
FuncSet=[PSFunc,PSFuncLocal];
Var
//These are Some Const
PS0,PS1,PSNil:PSValue;
ResultList:VList;
ExitFlag:Boolean=False;
PublicObjOuter:^Pointer;
publicPSLib:^PSLib;
PSStdIn,PSStdOut:Text;
implementation
var
debug:pointer;
Operator +(Const a,b:VList)c:VList;
Var i:Longint;
Begin
c.Clear;
c.ReSize(a.Size+b.Size);
For i:=1 to a.Size Do c.Items[i]:=a.Items[i];
For i:=1 to b.Size Do c.Items[i+a.Size]:=b.Items[i];
End;
Function NewPSValue(Const PSVa:PSValue):PSValue;
Var Tmp:Pointer;
Begin
With PSVa Do
Case tp Of
PSInt :Exit(PInt(p)^);
PSDouble :Exit(PDouble(P)^);
PSChar :Exit(PChar(P)^);
PSStr :Exit(PAnsistring(P)^);
PSFunc :Exit(pOutFunc(P)^);
PSFuncLocal:Exit(PLocalFunc(P)^);
PSObj :Exit(LocalObj(PSva))
End;
Exit(PSNil)
End;
Function NewPSValue(PSKind:vTypeMode;PSPointer:Pointer):PSValue;
Begin
With Result Do
Begin
tp:=PSKind;
P:=PSPointer
End
End;
Operator :=(Const _V:Longint)_R:PSValue;
Var Tmp:PInt;
Begin
New(Tmp);
Tmp^:=_V;
Exit(NewPSValue(PSInt,Tmp))
End;
Operator :=(Const _V:Extended)_R:PSValue;
Var Tmp:PDouble;
Begin
New(Tmp);
Tmp^:=_V;
Exit(NewPSValue(PSDouble,Tmp))
End;
Operator :=(Const _V:Char)_R:PSValue;
Var Tmp:PChar;
Begin
New(Tmp);
Tmp^:=_V;
Exit(NewPSValue(PSChar,Tmp))
End;
Operator :=(Const _V:Ansistring)_R:PSValue;
Var Tmp:PAnsistring;
Begin
New(Tmp);
Tmp^:=_V;
Exit(NewPSValue(PSStr,Tmp))
End;
Operator :=(Const _V:OutFunc)_R:PSValue;
Var Tmp:POutFunc;
Begin
New(Tmp);
Tmp^:=_V;
Exit(NewPSValue(PSFunc,Tmp))
End;
Operator :=(Const _V:LocalFunc)_R:PSValue;
Var Tmp:PLocalFunc;
Begin
New(Tmp);
Tmp^:=_V;
Exit(NewPSValue(PSFuncLocal,Tmp))
End;
Operator :=(Const _V:LocalObj)_R:PSValue;
Var Tmp:PLocalObj;
Begin
New(Tmp);
Tmp^:=_V;
Exit(NewPSValue(PSObj,Tmp))
End;
Operator :=(Const A:PSVALUE)B:Longint;
Begin
If a.tp<>PSInt Then Begin PublicPSLib^.Reg(1); Exit End; //Trans Error
Exit(PInt(a.p)^)
End;
Operator :=(Const A:PSVALUE)B:Extended;
Begin
If a.tp=PSInt Then Exit(PInt(a.p)^);
If a.tp<>PSDouble Then Begin PublicPSLib^.Reg(1); Exit End;
Exit(PDouble(a.p)^)
End;
Operator :=(Const A:PSVALUE)B:Char;
Begin
If a.tp<>PSChar Then Begin PublicPSLib^.Reg(1); Exit End;
Exit(PChar(a.p)^)
End;
Operator :=(Const A:PSVALUE)B:Ansistring;
Begin
If a.tp=PSChar Then Exit(PChar(a.p)^);
If a.tp<>PSStr Then Begin PublicPSLib^.Reg(1); Exit End;
Exit(PAnsistring(a.p)^)
End;
Operator :=(Const A:PSVALUE)B:OutFunc;
Begin
If a.tp<>PSFunc Then Begin PublicPSLib^.Reg(1); Exit End;
Exit(POutFunc(a.p)^)
End;
Operator :=(Const A:PSVALUE)B:LocalFunc;
Begin
If a.tp<>PSFuncLocal Then PublicPSLib^.Reg(1);
Exit(PLocalFunc(a.p)^)
End;
{
Function Clone(Const A:LocalObj):LocalObj;
Var Fake:pLocalObj;
Begin
New(Fake);
Fake^.Caption:=A.Caption;
Fake^.Outer:=A.Outer;
Fake^.Carry:=A.Carry.Clone(1,A.Carry.Size);
Fake^.Data:=A.Data.Clone(1,A.Data.Size);
Fake^.DataIndex:=A.DataIndex.Clone;
Exit(Fake^)
End;
}
Operator :=(Const A:PSVALUE)B:LocalObj;
Begin
If a.tp<>PSObj then Begin PublicPSLib^.Reg(1); Exit End;
Exit(pLocalObj(a.p)^)
End;
Operator :=(Const A:PSVALUE)B:Variant;
Begin
Case a.tp Of
PSInt:Exit(Longint(A));
PSDouble:Exit(Extended(A));
PSChar:Exit(Char(A));
PSStr:Exit(Ansistring(A));
Else Exit(HexStr(a.P))
End
End;
Operator -(Const a:PSValue)c:PSValue;
Begin
Case a.tp Of
PSInt :Exit(PSValue(-Longint(a)));
PSDouble:Exit(PSVAlue(-Extended(A)))
End;
PublicPSLib^.Reg(1)//Calc Error
End;
Operator +(Const a,b:PSValue)C:PSValue;
Var Tmp:pVList;
Begin
If (a.tp=PSInt)And(b.tp=PSInt) Then
Exit(PSValue(Longint(A)+Longint(B)));
If (a.tp in CalcSet)And(b.tp in CalcSet) Then
Exit(PSValue(Extended(A)+Extended(B)));
If (a.tp in StrSet)And(b.tp in StrSet) Then
Exit(PSValue(Ansistring(A)+Ansistring(B)));
If (a.tp=PSObj)And(pLocalObj(a.p)^.Caption='array')And
(b.tp=PSObj)And(pLocalObj(b.p)^.Caption='array') Then
Begin New(Tmp);
Tmp^:=pVList(pLocalObj(a.p)^.Outer)^
+pVList(pLocalObj(b.p)^.Outer)^;
Result.tp:=PSObj; New(pLocalObj(Result.p));
pLocalObj(Result.p)^:=pLocalObj(A.p)^; pLocalObj(Result.p)^.Outer:=Tmp;
Exit End;
PublicPSLib^.Reg(1)
End;
Operator -(Const a,b:PSValue)C:PSValue;
Begin
If (a.tp=PSInt)And(b.tp=PSInt) Then
Exit(PSValue(LongInt(A)-LongInt(B)));
If (a.tp in CalcSet)And(b.tp in CalcSet) Then
Exit(PSValue(Extended(A)-Extended(B)));
PublicPSLib^.Reg(1)
End;
Operator *(Const a,b:PSValue)C:PSValue;
Begin
If (a.tp=PSInt)And(b.tp=PSInt) Then
Exit(PSValue(LongInt(A)*LongInt(B)));
If (a.tp in CalcSet)And(b.tp in CalcSet) Then
Exit(PSValue(Extended(A)*Extended(B)));
PublicPSLib^.Reg(1)
End;
Operator /(Const a,b:PSValue)C:PSValue;
Begin
If (a.tp in CalcSet)And(b.tp in CalcSet) Then
Exit(PSValue(Extended(A)/Extended(B)));
PublicPSLib^.Reg(1)
End;
Operator Div(Const a,b:PSValue)C:PSValue;
Begin
If (a.tp=PSInt)And(b.tp=PSInt) Then
Exit(PSValue(LongInt(A) Div LongInt(B)));
PublicPSLib^.Reg(1)
End;
Operator Mod(Const a,b:PSValue)C:PSValue;
Begin
If (a.tp=PSInt)And(b.tp=PSInt) Then
Exit(PSValue(Longint(A) Mod Longint(B)));
PublicPSLib^.Reg(1)
End;
Operator =(Const a,b:PSValue)C:PSValue;
var bool:Boolean=False;
Begin
If a.tp<>b.tp Then Exit(PSValue(0));
If a.tp in CalcSet Then bool:=Extended(A)=Extended(B) Else
If a.tp in StrSet Then bool:=Ansistring(A)=Ansistring(B);
Exit(PSValue(Ord(bool)))
End;
Operator >(Const a,b:PSValue)C:PSValue;
var bool:Boolean=False;
Begin
If a.tp<>b.tp Then Exit(PSValue(0));
If a.tp in CalcSet Then bool:=Extended(A)>Extended(B) Else
If a.tp in StrSet Then bool:=Ansistring(A)>Ansistring(B);
Exit(PSValue(Ord(bool)))
End;
Operator <(Const a,b:PSValue)C:PSValue;
var bool:Boolean=False;
Begin
If a.tp<>b.tp Then Exit(PSValue(0));
If a.tp in CalcSet Then bool:=Extended(A)<Extended(B) Else
If a.tp in StrSet Then bool:=Ansistring(A)<Ansistring(B);
Exit(PSValue(Ord(bool)))
End;
Operator >=(Const a,b:PSValue)C:PSValue;
var bool:Boolean=False;
Begin
If a.tp<>b.tp Then Exit(PSValue(0));
If a.tp in CalcSet Then bool:=Extended(A)>=Extended(B) Else
If a.tp in StrSet Then bool:=Ansistring(A)>=Ansistring(B);
Exit(PSValue(Ord(bool)))
End;
Operator <=(Const a,b:PSValue)C:PSValue;
var bool:Boolean=False;
Begin
If a.tp<>b.tp Then Exit(PSValue(0));
If a.tp in CalcSet Then bool:=Extended(A)<=Extended(B) Else
If a.tp in StrSet Then bool:=Ansistring(A)<=Ansistring(B);
Exit(PSValue(Ord(bool)))
End;
Operator Not(Const a:PSValue)C:PSValue;
Begin
If a.tp=PSInt Then
Exit(PSValue(Not Longint(A)));
PublicPSLib^.Reg(1)
End;
Operator And(Const a,b:PSValue)C:PSValue;
Begin
If (a.tp=PSInt)And(b.tp=PSInt) Then
Exit(PSValue(Longint(A) And Longint(B)));
PublicPSLib^.Reg(1)
End;
Operator Or(Const a,b:PSValue)C:PSValue;
Begin
If (a.tp=PSInt)And(b.tp=PSInt) Then
Exit(PSValue(Longint(A) Or Longint(B)));
PublicPSLib^.Reg(1)
End;
Operator Xor(Const a,b:PSValue)C:PSValue;
Begin
If (a.tp=PSInt)And(b.tp=PSInt) Then
Exit(PSValue(Longint(A) Xor Longint(B)));
PublicPSLib^.Reg(1)
End;
Operator Shl(Const a,b:PSValue)C:PSValue;
Begin
If (a.tp=PSInt)And(b.tp=PSInt) Then
Exit(PSValue(Longint(A) Shl Longint(B)));
PublicPSLib^.Reg(1)
End;
Operator Shr(Const a,b:PSValue)C:PSValue;
Begin
If (a.tp=PSInt)And(b.tp=PSInt) Then
Exit(PSValue(Longint(A) Shr Longint(B)));
PublicPSLib^.Reg(1)
End;
Procedure Free(Var a:PSValue);
Begin
a.tp:=PSNone;
FreeAndNil(A.p)
End;
procedure swap(var a,b:PSValue);
var c:PSValue; begin c:=a; a:=b; b:=c end;
Function NewOutFunc(Const _Name:Ansistring;Const _main:TFunc):OutFunc;
Begin
Result.Caption:=_Name;
Result.Main:=_Main
End;
Function NewLocalFunc(Const _name:Ansistring;Const _carry,_code:SList):LocalFunc;
Begin
Result.Caption:=_Name;
Result.Carry:=_carry.Clone(1,_carry.Size);
Result.Code:=_code.Clone(1,_code.Size);
End;
Function NewLocalObj(Const _Name:Ansistring):LocalObj;
Begin
With Result Do
Begin
Caption:=_Name;
FrameRead:='';
FrameWrite:='';
Outer:=Nil;
Carry.Clear;
Data.Clear;
DataIndex.Clear;
End
End;
Function NewLocalObj(Const _Name,_FrameR,_FrameW:Ansistring):LocalObj;
Begin
With Result Do
Begin
Caption:=_Name;
FrameRead :=_FrameR;
FrameWrite:=_FrameW;
Outer:=Nil;
Carry.Clear;
Data.Clear;
DataIndex.Clear;
End
End;
Function NewLocalObj(Const _Name:Ansistring;Const _carry:SList):LocalObj;
Var i:Longint;
Begin
With Result Do
Begin
Caption:=_Name;
FrameRead:='';
FrameWrite:='';
Outer:=Nil;
Carry:=_carry.clone(1,_carry.Size);
DataIndex.Clear;
Data.Clear;
For i:=1 to _carry.Size Do
Begin
DataIndex.Add(_carry.Items[i],i);
Data.PushBack(PSNil)
End
End
End;
function HashStr.hashcode(const s:ansistring):longint;
var i:longint;
begin
hashcode:=0;
for i:=1 to length(s) do
hashcode:=(hashcode*E+ord(s[i]))mod P
end;
procedure HashStr.Clear;
begin
P:=0;
Size:=0;
head.clear;
next.clear;
node.clear;
hsid.clear;
end;
procedure HashStr.Add(const s:ansistring;id:longint);
var u,i:longint;
begin
inc(Size);
node.pushback(s);
hsid.pushback(id);
if Size*2>P then begin
P:=P*2+1;
head.resize(P);
head.fill(0,P,0);
next.clear;
for i:=1 to Size do
begin
u:=hashcode(node.Items[i]);
next.pushback(head.Items[u]);
head.Items[u]:=i
end
end
else
begin
u:=hashcode(s);
next.pushback(head.Items[u]);
head.Items[u]:=Size
end
end;
function HashStr.Find(const s:ansistring):longint;
var u,i:longint;
begin
if Size=0 then exit(-1);
u:=hashcode(s);
i:=head.Items[u];
while i<>0 do
begin
if node.Items[i]=s then exit(hsid.Items[i]);
i:=next.Items[i]
end;
exit(-1)
end;
Function HashStr.Clone:HashStr;
Begin
Clone.Clear;
Clone.P:=P;
Clone.Size:=Size;
Clone.Head:=Head.Clone(1,Head.Size);
Clone.Next:=Next.Clone(1,NEXT.Size);
Clone.Node:=Node.Clone(1,NODE.Size);
Clone.HSID:=HSID.Clone(1,HSID.Size);
End;
Function PSLib.Add(const _name:string;_type:vtypemode):Longint;
Var Tmp:Pointer;
begin
inc(Size);
vname.Add(_name,Size);
case _type of
PSNone :Exit(-1);
PSInt :New(Pint(Tmp));
PSDouble :New(PDouble(Tmp));
PSChar :New(PChar(Tmp));
PSStr :New(PAnsiString(Tmp));
PSFunc :New(POutFunc(Tmp));
PSFuncLocal:New(PLocalFunc(Tmp));
PSObj :New(PLocalObj(Tmp))
End;
VData.PushBack(NewPSValue(_Type,Tmp));
Exit(Size)
end;
procedure PSLib.Clear;
begin
Size:=0;
ComplieLevel:=0;
DangerTerminate:=False;
NoteFlag:=False;
vName.Clear;
vData.Clear;
ErrorList.Clear;
LazNet.Clear;
Patt:=0;
Nest:=0;
end;
Procedure PSLib.Reg(_E:Longint);
Begin
DangerTerminate:=True;
Case ComplieLevel Of
cl_ignore :Begin ErrorList.PushBack(_E); DangerTerminate:=False End;
cl_terminate:Begin ErrorList.PushBack(_E); DangerTerminate:=True End;
cl_halt:Halt(_E+1000)
End
End;
Procedure PSLib.SetComplieLevel(_c:ShortInt);
Begin
ComplieLevel:=_c
End;
function PSLib.Find(const _name:string):longint;
var i:longint;
begin
exit(vname.Find(_name))
end;
Procedure PSLib.Assign(Const _Name:String;Const _Value:PSValue);
Var i:Longint;
Begin
i:=Find(_Name);
If i=-1 Then I:=Add(_Name,PSInt);
vData.Items[i]:=NewPSValue(_Value)
End;
Function PSLib.Assign(Const _Name:String;Const _Param:VList):PSValue;
Var i:Longint;
Begin
i:=Find(_Name); If I=-1 Then Begin Reg(2); Exit End;//Get Fail
Result:=vData.Items[i];
Case Result.Tp Of
PSStr :If _Param.Size<2 Then Begin Reg(4); Exit End //Parameter Error
Else Begin pAnsistring(Result.P)^[Longint(_Param.Items[1])]:=Ansistring(_Param.Items[2])[1]; Exit(PS1) End;
PSObj :Exit(ExecObj(pLocalObj(Result.p)^,pLocalObj(Result.p)^.FrameWrite,_Param));
End
End;
procedure PSLib.Assign(const _name:string;const _value:longint);
var i:longint;
begin
i:=Find(_Name);
If i=-1 Then I:=Add(_Name,PSInt);
vData.Items[i]:=PSValue(_Value)
end;
procedure PSLib.Assign(const _name:string;const _value:Extended);
var i:longint;
begin
i:=Find(_Name);
If i=-1 Then I:=Add(_Name,PSDouble);
vData.Items[i]:=Extended(_Value)
end;
procedure PSLib.Assign(const _name:string;const _value:ansistring);
var i:longint;
begin
i:=Find(_Name);
If i=-1 Then I:=Add(_Name,PSStr);
vData.Items[i]:=Ansistring(_Value)
end;
procedure PSLib.Assign(const _name:string;const _value:TFunc);
var i:longint;
begin
i:=Find(_Name);
If i=-1 Then I:=Add(_Name,PSFunc);
vData.Items[i]:=NewOutFunc(_name,_Value)
end;
procedure PSLib.Assign(const _name:string;const _value:LocalFunc);
var i:longint;
begin
i:=Find(_Name);
If i=-1 Then I:=Add(_Name,PSFuncLocal);
vData.Items[i]:=LocalFunc(_Value)
end;
procedure PSLib.Assign(const _name:string;const _value:LocalObj);
var i:longint;
begin
i:=Find(_Name);
If i=-1 Then I:=Add(_Name,PSObj);
vData.Items[i]:=LocalObj(_Value)
end;
function PSLib.Get(const _name:string):PSValue;
var i:longint;
begin
i:=Find(_Name); If I=-1 Then Begin Reg(2); Exit End;//Get Fail
Exit(vData.Items[i])
end;
function PSLib.Get(const _name:string;Const _Param:VList):PSVAlue;
var
i:longint;
ObjName,CarName:Ansistring;
begin
i:=Pos('.',_name); If i>0 Then
Begin
ObjName:=Copy(_Name,1,i-1);
CarName:=Copy(_Name,1+i,Length(_Name));
i:=Find(ObjName); if (i=-1)or(vData.Items[i].tp<>PSObj) then Begin Reg(2); Exit(-1) End;
Exit(ExecObj(pLocalObj(vData.Items[i].p)^,CarName,_Param))
End;
i:=Find(_Name); If I=-1 Then Begin Reg(2); Exit End;//Get Fail
Result:=vData.Items[i];
Case Result.Tp Of
PSFunc :Exit(pOutFunc(Result.p)^.main(_Param));
PSFuncLocal:Exit(ExecFunc(pLocalFunc(Result.P)^,_Param));
PSStr :With _Param.Items[1] Do If tp=PSInt Then
Exit(Char(pAnsistring(Result.P)^[PInt(P)^]));
PSObj :Exit(ExecObj(pLocalObj(Result.p)^,pLocalObj(Result.p)^.FrameRead,_Param));
End
end;
function PSLib.GetType(const _name:string):vtypemode;
var i:longint;
begin
I:=Find(_Name); If i=-1 Then Exit(PSNone);
Exit(vData.Items[i].tp)
end;
Function PSLib.AssignObj(Const _Name:Ansistring;Const _Value:TFunc):Boolean;
Begin
AssignObj(_Name,NewOutFunc(_Name,_Value))
End;
Function PSLib.AssignObj(Const _Name:Ansistring;Const _Value:PSValue):Boolean;
Var
d:Longint;
ObjName,CarName:Ansistring;
Begin
d:=Pos('.',_Name);
ObjName:=Copy(_Name,1,d-1);
CarName:=Copy(_Name,1+d,Length(_Name));
If (ObjName='')Or(CarName='') Then Exit(False);
d:=Find(ObjName);
If (D=-1)Or(D<>-1)And(vData.Items[D].tp<>PSObj) Then Exit(False);
with pLocalObj(vData.Items[D].p)^ Do
Begin
d:=DataIndex.Find(CarName);
If d=-1 Then Begin Data.PushBack(_Value); DataIndex.Add(CarName,Data.Size) End
Else Data.Items[D]:=_Value
End;
Exit(True)
End;
Function PSLib.AddFunc(Const _Name:Ansistring;Const _Carry,_Code:SList):Boolean;
Var d:Longint;
Begin
d:=Pos('.',_Name);
If D>0 Then Exit(AssignObj(_Name,NewLocalFunc(Copy(_Name,D+1,Length(_Name)),_Carry,_Code)));
Assign(_Name,NewLocalFunc(_Name,_carry,_code));
Exit(True)
End;
Function PSLib.ExecFunc(Var LF:LocalFunc;Const _Param:VList):PSValue;
Var
i,d:Longint;
SrcNam:SList;
SrcVal:VList;
Begin
If DangerTerminate Then Exit(PSNil);
SrcNam.Clear;
SrcVal.Clear;
With LF Do
Begin
If _Param.Size<>Carry.Size Then Begin Reg(3); Exit End;
SrcNam.PushBack('result');
d:=Find('result');
If d=-1 Then d:=Add('result',PSInt);
SrcVal.PushBack(vData.Items[d]);
For i:=1 to Carry.Size Do
Begin
SrcNam.PushBack(Carry.Items[i]);
d:=Find(Carry.Items[i]);
If d=-1 Then d:=Add(Carry.Items[i],PSInt);
SrcVal.PushBack(vData.Items[d]);
Assign(Carry.Items[i],_Param.Items[i]);
End;
Exec(Code);
ExitFlag:=False;
Result:=Get('result');
For i:=1 to SrcNam.Size Do
Assign(SrcNam.Items[i],SrcVal.Items[i])
End
End;
Function PSLib.ExecObj(Var LO:LocalObj;Const _CallName:Ansistring;Const _Param:VList):PSValue;
Var
i,d:Longint;
SrcNam:SList;
SrcVal:VList;
Tmp:PSValue;
opFlag:^Pointer;
opPSLib:Pointer;
Procedure Seto;Begin PublicObjOuter:=opFlag; PublicPSLib:=opPSLib End;
Begin
If DangerTerminate Then Exit(PSNil);
opFlag:=PublicObjOuter;
opPSLib:=PublicPSLib;
With LO Do
Begin
PublicObjOuter:=@Outer;
PublicPSLib:=@Self;
d:=DataIndex.Find(_CallName);
If D=-1 Then Begin Seto; Exit(PSNil) End;
Tmp:=Data.Items[d];
Case Tmp.tp Of
PSFunc,PSFuncLocal:;
Else Begin Seto; Exit(Tmp) End
End;
SrcNam.Clear;
SrcVal.Clear;
For i:=1 to Carry.Size Do
Begin
d:=Find(Carry.Items[i]);
If d=-1 Then d:=Add(Carry.Items[i],PSInt);
SrcNam.PushBack(Carry.Items[i]);
SrcVal.PushBack(vData.Items[d]);
Assign(Carry.Items[i],Data.Items[i])
End;
If Tmp.tp=PSFunc Then Result:=pOutFunc(Tmp.p)^.Main(_Param) Else
If Tmp.tp=PSFuncLocal Then Result:=ExecFunc(pLocalFunc(Tmp.p)^,_Param) Else
Result:=PSNil;
For i:=1 to Carry.Size Do
Begin
D:=DataIndex.Find(Carry.Items[i]);
If d<>-1 Then Data.Items[D]:=Get(SrcNam.Items[i]);
Assign(SrcNam.Items[i],SrcVal.Items[i])
End
End;
Seto
End;
function PSLib.Exec(var ss:SList):longint;
var
i,_ForB,_ForE:longint;
_Patt,_Nest:longint;
_LNet:specialize List<longint>;
_Script,_Carry:SList;
_ScriptD:ansistring;
begin
Exec:=0;
If DangerTerminate Then Exit;
if ss.Size<1 then exit;
_Patt:=Patt;
_Nest:=Nest;
_ForB:=ForBegin;
_ForE:=ForEnd;
_LNet:=LazNet.clone(1,LazNet.Size);
_Script:=SS.clone(1,SS.Size);
_Carry:=Carry.Clone(1,Carry.Size);
_ScriptD:=ScriptDirector;
Patt:=0;
Nest:=0;
LazNet.Clear;
Script.Clear;
Carry.Clear;
ScriptDirector:='';
for i:=1 to _Script.Size do
If DangerTerminate Then Break Else
case Exec(_Script.Items[i]) of
1:begin Exec:=1; break end;
2:begin Exec:=2; break end;
3:begin Exec:=3; Break End;
end;
Patt:=_Patt;
Nest:=_Nest;
ForBegin:=_ForB;
ForEnd:=_ForE;
LazNet:=_LNet;
SS:=_Script;
Carry:=_Carry.Clone(1,_Carry.Size);
ScriptDirector:=_ScriptD
end;
function PSLib.Exec(os:ansistring):longint;
var
i,j,Bias:longint;
s,t:ansistring;
procedure GetSeek(const s:ansistring;var i:longint);
begin
while (i<=length(s))and(not((s[i]in acceptset)or(s[i]in runset))) do inc(i)
end;
function GetAlpha(const s:ansistring;var i:longint):ansistring;
var Start:longint;
begin
GetSeek(s,i);
Start:=i;
while (i<=length(s))and(s[i] in acceptset) do inc(i);
exit(Copy(s,Start,i-Start))
end;
function GetAlphaSafe(const s:ansistring;var i:longint):ansistring;
var Start,j:longint;
begin
j:=i;
GetSeek(s,i);
Start:=i;
while (i<=length(s))and(s[i] in acceptset) do inc(i);
GetAlphaSafe:=Copy(s,Start,i-Start);
Bias:=i;
i:=j