mirror of
https://github.com/moparisthebest/Simba
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fed81fb976
BrigthnessAdjust -> BrightnessAdjust git-svn-id: http://www.villavu.com/repositories/merlijn/mufasa@345 3f818213-9676-44b0-a9b4-5e4c4e03d09d
380 lines
13 KiB
ObjectPascal
380 lines
13 KiB
ObjectPascal
unit simpleanalyzer;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
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StdCtrls, SynEdit, SynHighlighterPas, Clipbrd;
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type
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TScriptVar = record
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VarName, VarType : string;
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end;
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{ TScriptMethod }
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TScriptMethod = class(TObject)
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BeginPos, EndPos : integer;
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isFunction : Boolean;
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Name : string;
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Parameters,Vars : array of TScriptVar;
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ParameterLen,VarLen : integer;
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Returns : String;
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Methods : Array of TScriptMethod;
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MethodLen : Integer;
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function AddMethod( iszehfunction : boolean; TheName : string): TScriptMethod;
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procedure AddVar( TheName, TheType : string);
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procedure AddParam( TheName : string);
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constructor create( iszehfunction : Boolean; TheName : string);
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function CreateMethodStr : string;
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Destructor Destroy; override;
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end;
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{ TScriptAnalyzer }
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TScriptAnalyzer = class(TObject)
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ScriptToAnalyze : string;
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ScriptName : string;
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Methods : Array of TScriptMethod;
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MethodLen : Integer;
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Main : TScriptMethod;
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HasMain : boolean;
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Vars : Array of TScriptVar;
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VarLen : integer;
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Function AddMethod( iszehfunction : boolean; Name : string): TScriptMethod;
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procedure AddVar( TheName, TheType : string);
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procedure analyze;
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constructor create;
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Destructor Destroy; override;
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end;
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implementation
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uses
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mPasLex,strutils;
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destructor TScriptAnalyzer.Destroy;
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var
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i : integer;
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begin;
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for i := 0 to MethodLen - 1 do
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Self.Methods[i].Free;
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Main.Free;
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inherited;
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end;
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destructor TScriptMethod.Destroy;
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var
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i : integer;
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begin;
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for i := 0 to MethodLen - 1 do
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Self.Methods[i].Free;
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inherited;
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end;
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constructor TScriptMethod.create( iszehfunction : Boolean; TheName : string);
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begin;
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inherited Create;
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Self.isFunction := iszehfunction;
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Self.Name := TheName;
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end;
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function TScriptMethod.CreateMethodStr: string;
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var
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i : integer;
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LastType : string;
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begin
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if isFunction then
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result := 'function ' + Name
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else
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result := 'procedure '+ name;
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if ParameterLen > 0 then
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begin;
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result := result + '(';
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LastType := '';
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for i := 0 to ParameterLen - 1 do
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begin;
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if lasttype <> '' then
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if lowercase(lasttype) <> lowercase(Parameters[i].VarType) then
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result := result + ' : ' + LastType + '; '
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else
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result := result + ', ';
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result := result + Parameters[i].VarName;
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lasttype := Parameters[i].VarType;
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end;
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Result := result + ' : ' + Parameters[ParameterLen - 1].VarType + ')';
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end;
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if isFunction then
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result := result + ' : ' + Returns
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else
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result := result + ';';
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end;
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constructor TScriptAnalyzer.create;
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begin;
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inherited create;
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ScriptName := 'Default';
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Main := TScriptMethod.create(false,'!main');
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end;
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procedure TScriptMethod.addVar( TheName, TheType : string);
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begin;
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inc(Self.VarLen);
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SetLength(Self.Vars, self.varlen);
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Self.Vars[Self.VarLen - 1].VarName := TheName;
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Self.Vars[Self.VarLen - 1].VarType := TheType;
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end;
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procedure TScriptAnalyzer.AddVar( TheName, TheType : string);
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begin;
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inc(Self.VarLen);
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SetLength(Self.Vars, self.VarLen);
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Self.Vars[Self.VarLen - 1].VarName := TheName;
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Self.Vars[Self.VarLen - 1].VarType := TheType;
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end;
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function TScriptMethod.AddMethod( iszehfunction : boolean; TheName : string) : TScriptMethod;
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begin;
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inc(Self.MethodLen);
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SetLength(Self.Methods, Self.MethodLen);
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Self.Methods[Self.Methodlen - 1] := TScriptMethod.create(iszehfunction,TheName);
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Result :=Self.Methods[Self.Methodlen - 1];
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end;
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function TScriptAnalyzer.AddMethod( iszehfunction : boolean; Name : string) : TScriptMethod;
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begin;
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inc(Self.MethodLen);
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SetLength(Self.Methods, Self.MethodLen);
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Self.Methods[Self.Methodlen - 1] := TScriptMethod.create(iszehfunction,Name);
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Result :=Self.Methods[Self.Methodlen - 1];
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end;
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procedure TScriptMethod.AddParam(TheName: string);
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begin;
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inc(Self.ParameterLen);
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SetLength(Self.Parameters, self.ParameterLen);
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Self.Parameters[Self.ParameterLen - 1].VarName := TheName;
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end;
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procedure TScriptAnalyzer.analyze;
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var
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LastTk : TTokenKind;
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StartPos,LastPos: integer;
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LastTkString : string;
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I : integer;
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InMethod : Boolean;
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ExpectingType : boolean; //Params and result
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WaitingForResult : boolean;
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StartParam : integer;
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StartVar : integer;
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Method : TScriptMethod;
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InTypes : Boolean;
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TempName : string;
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BeginCount : integer;
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InGlobal : boolean;
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InParams : boolean;
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InVarSection : Boolean;
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Lex : TmwPasLex;
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begin
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Lex := TmwPasLex.Create;
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Lex.Origin := PChar(Self.ScriptToAnalyze);
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InTypes := False;
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InMethod := False;
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InParams := False;
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Method := nil;
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BeginCount := 0;
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ExpectingType := False;
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WaitingForResult := False;
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StartParam := 0;
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InVarSection := False;
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while (Lex.TokenID <> tkNull) do
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begin;
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LastTk := Lex.TokenID;
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LastPos := Lex.RunPos;
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Lex.NextNoJunk;
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case LastTk of
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// tkInclude : ShowMessage(Lex.Token);
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// if (FParser.Token[Length(FParser.Token)] = '}') then
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// FIncludes.Add(StringReplace(LowerCase(Trim(Copy(FParser.Token, 11, Length(FParser.Token) - 11))), '/', '\', [rfReplaceAll]));
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tkProgram : if Lex.TokenID = tkIdentifier then
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Self.ScriptName := Lex.Token;
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tkRoundOpen: begin;
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LastTkString := Lex.Token;
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if InMethod and InParams then
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StartParam := 0;
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end;
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tkType : InVarSection := False;
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tkBegin : begin;
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InVarSection := False;
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if InMethod then
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inc(BeginCount)
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else if BeginCount = 0 then
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begin;
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InVarSection := false;
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InMethod := true;
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HasMain := True;
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Method := Main;
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Main.BeginPos := LastPos - 4;
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Inc(BeginCount);
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end;
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end;
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tkCase : begin;
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if InMethod then
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inc(BeginCount);
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end;
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tkEnd : if InMethod then
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begin;
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Dec(BeginCount);
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if BeginCount = 0 then
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begin;
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Method.EndPos := LastPos;
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InMethod := False;
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end;
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end;
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tkIdentifier: begin;
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if (InMethod and InParams) or (InVarSection) then
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begin;
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{ if ExpectingType then
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begin;
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FormAnalyzer.SynEdit1.Lines.add(copy( FormAnalyzer.SynEdit1.Lines.Text,StartPos, LastPos - StartPos));
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LastTKString := copy( FormAnalyzer.SynEdit1.Lines.GetText,StartPos, Lex.TokenPos - StartPos);
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for i := StartParam to Method.ParameterLen - 1 do
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Method.Parameters[i].VarType := LastTkString;
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end
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else
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Method.AddParam(LastTkString); }
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if not ExpectingType and InVarSection then
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Method.AddVar(LastTKString,'') else
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if not ExpectingType then
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Method.AddParam(LastTKString);
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end;
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end;
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tkVar : begin;
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if InMethod and Not InParams then
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InVarSection := True;
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if not InMethod then
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begin;
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Method := Main;
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InGlobal := True;
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InVarSection := True;
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end;
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if InVarSection then
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StartVar := Method.VarLen;
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LastTKString := Lex.Token;
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end;
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tkConst : begin;
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if not InMethod then
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InVarSection := false;
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LastTKString := Lex.token;
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end;
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tkComma : begin;
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LastTKString := Lex.Token;
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end;
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tkColon : begin;
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LastTkString := Lex.Token;
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if (InMethod and InParams) or InVarSection then
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begin;
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ExpectingType := True;
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StartPos := LastPos;
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end
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else if InMethod and WaitingForresult then
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begin;
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Method.Returns := Lex.Token;
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WaitingForResult := False;
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end;
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end;
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tkSemiColon : begin;
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if (InMethod and InParams) or (InVarSection) then
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begin;
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if ExpectingType then
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begin;
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LastTKString := Trim(copy( ScriptToAnalyze,StartPos + 1, LastPos - StartPos - 1));
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if (InParams and InMethod) then
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for i := StartParam to Method.ParameterLen - 1 do
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Method.Parameters[i].VarType := LastTkString
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else
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for i := StartVar to Method.VarLen - 1 do
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Method.Vars[i].VarType := LastTKString;
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ExpectingType := False;
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end;
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LastTkString := Lex.Token;
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StartParam := Method.ParameterLen;
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StartVar := Method.VarLen;
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end;
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end;
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tkRoundClose: if InMethod and InParams then
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begin;
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if ExpectingType then
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begin;
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LastTKString := Trim(copy(ScriptToAnalyze,StartPos + 2, LastPos - StartPos - 2));
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for i := StartParam to Method.ParameterLen - 1 do
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Method.Parameters[i].VarType := LastTkString;
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ExpectingType := False;
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end;
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InParams := False;
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end;
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tkProcedure,
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tkFunction : begin;
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if (InVarSection or (InMethod and InParams)) and ExpectingType then
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begin;
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//Do nothing since the this procedure/function is a var ;-)
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end else
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begin;
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if not InMethod then
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InVarSection := False;
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if (not InTypes) and (not InVarSection) then
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begin;
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WaitingForResult := LastTK = tkFunction;
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if Lex.TokenID <> tkIdentifier then
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begin;
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Writeln('Analyzer: No method name -> exiting');
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exit;
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end;
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TempName := Lex.Token;
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Lex.NextNoJunk;
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if Lex.TokenID = tkRoundOpen then
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InParams := True
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else if Lex.TokenID = tkPoint then
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begin;
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Writeln('Analyzer: In class definition?');
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// FormAnalyzer.SynEdit2.Lines.add('In class definition *cough*');
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Lex.NextNoJunk;
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TempName := Lex.Token;
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end else if ((Lex.TokenID = tkSemicolon) xor WaitingForResult) or ((Lex.TokenID = tkColon) xor WaitingForResult) then
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begin;
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InParams := False;
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end else
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begin;
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Writeln('Analyzer: You''re missing some stuff in the procedure declaration');
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Exit;
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end;
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if InMethod then
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Method := Method.AddMethod(WaitingForResult,TempName)
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else
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Method := Self.AddMethod(WaitingForResult,TempName);
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InMethod := true;
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Method.BeginPos := LastPos - 5;
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end;
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end;
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end;
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end;
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// SynEdit2.Lines.Add(TokeToString(Lex.TokenID) + '-' + Lex.Token);
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end;
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end;
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end.
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