我想添加个stop Code(), 求帮忙。谢谢

function showCode() {

Blockly.JavaScript.INFINITE_LOOP_TRAP = null;

var code = Blockly.JavaScript.workspaceToCode(workspace);

alert(code);

}

function runCode() {

window.LoopTrap = 1000;

Blockly.JavaScript.INFINITE_LOOP_TRAP =

  'if (--window.LoopTrap == 0) throw "Infinite loop.";\n';

var code = Blockly.JavaScript.workspaceToCode(workspace);

Blockly.JavaScript.INFINITE_LOOP_TRAP = null;

try {

eval(code);

}
catch (e) {

alert(e);

}

}

function stopCode(){

//code

}

https://zhidao.baidu.com/question/566540007389681484.html