vorpal命令成功执行后,错误被抛出
我添加了下面的vorpal命令。
vorpal .command('connect [username] [password]') .description('Connect to server.') .action(function (args, callback) { setTimeout(function () { // deleting options key from args delete args.options; var context = domain.create(); // error handling in domain context.on('error', errorHandler); // running the connect in domain context.run(function() { console.log("Arguments : ", args); }); }, 0); }); vorpal.delimiter('hdb$').show();
以下是仅在vorpal库中生成的堆栈跟踪。
Vorpal Prompt error: TypeError: Cannot read property 'setRawMode' of null at ReadStream.setRawMode (tty.js:67:15) at Interface._setRawMode (readline.js:177:23) at new Interface (readline.js:137:10) at Object.exports.createInterface (readline.js:39:10) at Object.Interface.createInterface (/home/users/my-cli/node_modules/vorpal/node_modules/inquirer/node_modules/readline2/index.js:34:21) at module.exports (/home/users/my-cli/node_modules/vorpal/node_modules/inquirer/lib/ui/baseUI.js:14:30) at new module.exports (/home/users/my-cli/node_modules/vorpal/node_modules/inquirer/lib/ui/prompt.js:15:8) at Object.promptModule as prompt at Object.ui.prompt (/home/users/my-cli/node_modules/vorpal/lib/ui.js:171:25) at EventEmitter.vorpal._prompt (/home/users/my-cli/node_modules/vorpal/lib/vorpal.js:528:15) at EventEmitter. (/home/users/my-cli/node_modules/vorpal/lib/vorpal.js:542:12) at callback (/home/users/my-cli/node_modules/vorpal/lib/vorpal.js:705:22) at /home/users/my-cli/node_modules/vorpal/lib/vorpal.js:824:7 at EventEmitter._commandSetCallback (/home/users/my-cli/node_modules/vorpal/lib/session.js:455:5) at EventEmitter.session.completeCommand (/home/users/my-cli/node_modules/vorpal/lib/session.js:519:12) at onCompletion (/home/users/my-cli/node_modules/vorpal/lib/session.js:465:10)
请让我知道如果我在这做错了什么。
我想这可能只是因为你没有运行命令完成后的callback:
var vorpal = require('vorpal')(); vorpal .command('connect [username] [password]') .description('Connect to server.') .action(function (args, callback) { setTimeout(function(){ // ... your logic callback(); }, 0) }); vorpal.delimiter('hdb$').show();
以上的工作 – 从上面的逻辑开始,然后开始添加你的逻辑。 如果在callback中再次出现中断,请回到消除过程,找出导致问题的部分原因。
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