VSCode调试协议解析_自定义调试器实现

Content-Length: 145\r\n\r\n{
  "type": "request",
  "command": "launch",
  "arguments": { "program": "app.js" },
  "seq": 1
}

process.stdin.on('data', data => {
  const messages = parseMessages(data); // 按 DAP 格式拆分
  messages.forEach(msg => {
    if (msg.type === 'request') {
      switch(msg.command) {
        case 'initialize':
          respond(msg, { supportsConfigurationDoneRequest: true });
          break;
        case 'launch':
          // 启动目标程序逻辑
          sendEvent('initialized'); // 通知前端已准备就绪
          respond(msg, {});
          break;
        case 'configurationDone':
          // 可在此启动自动暂停或运行
          respond(msg, {});
          break;
        case 'threads':
          respond(msg, { threads: [{ id: 1, name: 'main' }] });
          break;
        default:
          respond(msg, {}, true); // 错误响应
      }
    }
  });
});

"contributes": {
  "debuggers": [{
    "type": "my-debugger",
    "label": "My Debugger",
    "programs": {
      "adapter": "./out/debugAdapter.js"
    },
    "configurationAttributes": {
      "launch": {
        "required": ["program"],
        "properties": {
          "program": {
            "type": "string",
            "description": "The program to debug"
          }
        }
      }
    }
  }]
}

{
  "type": "my-debugger",
  "request": "launch",
  "name": "Launch My Program",
  "program": "${workspaceFolder}/test.my"
}