Пример #1
0
        private void ParseSwtich()
        {
            Token      token;
            CodeSwitch switch2 = new CodeSwitch();

            this.ReadLeftParenthesis();
            switch2.Condition = this.GetObject();
            this.ReadRightParenthesis();
            this.ReadLeftBrace();
            List <TempCase> cases = new List <TempCase>();

Label_002A:
            token = this.ReadToken();
            if (token.Type == Scorpio.Compiler.TokenType.Case)
            {
                List <CodeObject> allow = new List <CodeObject>();
                this.ParseCase(allow);
                cases.Add(new TempCase(this.m_script, allow, this.ParseStatementBlock(Executable_Block.Switch, false, Scorpio.Compiler.TokenType.Break)));
                goto Label_002A;
            }
            if (token.Type == Scorpio.Compiler.TokenType.Default)
            {
                this.ReadColon();
                switch2.Default = new TempCase(this.m_script, null, this.ParseStatementBlock(Executable_Block.Switch, false, Scorpio.Compiler.TokenType.Break));
                goto Label_002A;
            }
            if (token.Type == Scorpio.Compiler.TokenType.SemiColon)
            {
                goto Label_002A;
            }
            this.UndoToken();
            this.ReadRightBrace();
            switch2.SetCases(cases);
            this.m_scriptExecutable.AddScriptInstruction(new ScriptInstruction(Opcode.CALL_SWITCH, switch2));
        }
Пример #2
0
        //解析swtich语句
        private void ParseSwtich()
        {
            CodeSwitch ret = new CodeSwitch();

            ReadLeftParenthesis();
            ret.Condition = GetObject();
            ReadRightParenthesis();
            ReadLeftBrace();
            List <TempCase> Cases = new List <TempCase>();

            for (; ;)
            {
                Token token = ReadToken();
                if (token.Type == TokenType.Case)
                {
                    List <CodeObject> allow = new List <CodeObject>();
                    ParseCase(allow);
                    Cases.Add(new TempCase(m_script, allow, ParseStatementBlock(Executable_Block.Switch, false, TokenType.Break)));
                }
                else if (token.Type == TokenType.Default)
                {
                    ReadColon();
                    ret.Default = new TempCase(m_script, null, ParseStatementBlock(Executable_Block.Switch, false, TokenType.Break));
                }
                else if (token.Type != TokenType.SemiColon)
                {
                    UndoToken();
                    break;
                }
            }
            ReadRightBrace();
            ret.SetCases(Cases);
            m_scriptExecutable.AddScriptInstruction(new ScriptInstruction(Opcode.CALL_SWITCH, ret));
        }