为什么require("perf_hooks")失败? [英] Why require("perf_hooks") fails?
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问题描述
据我了解,"perf_hooks"是Node.js的一部分.但是,当使用 npm test
进行测试时,它在以下情况下对我失败(某些文件名已更改):
In my understanding "perf_hooks" is a part of Node.js. However when testing with npm test
it fails for me with the following (some filenames are changed):
Error: ENOENT: no such file or directory, open 'perf_hooks'
at Object.openSync (fs.js:465:3)
at Object.readFileSync (fs.js:368:35)
at SandboxedModule._getCompileInfo (node_modules/sandboxed-module/lib/sandboxed_module.js:265:20)
at SandboxedModule._compile (node_modules/sandboxed-module/lib/sandboxed_module.js:245:22)
at createInnerSandboxedModule (node_modules/sandboxed-module/lib/sandboxed_module.js:183:23)
at SandboxedModule.RecursiveRequireProxy (node_modules/sandboxed-module/lib/sandboxed_module.js:214:27)
at /Users/asmirnov/Documents/blabla2.js:51:12
at Object.<anonymous> (lib/profiler.js:53:3)
at SandboxedModule._compile (node_modules/sandboxed-module/lib/sandboxed_module.js:251:19)
at createInnerSandboxedModule (node_modules/sandboxed-module/lib/sandboxed_module.js:183:23)
at SandboxedModule.RecursiveRequireProxy (node_modules/sandboxed-module/lib/sandboxed_module.js:214:27)
at Object.<anonymous> (lib/blabla1.js:29:20)
at SandboxedModule._compile (node_modules/sandboxed-module/lib/sandboxed_module.js:251:19)
at createInnerSandboxedModule (node_modules/sandboxed-module/lib/sandboxed_module.js:183:23)
at SandboxedModule.RecursiveRequireProxy (node_modules/sandboxed-module/lib/sandboxed_module.js:214:27)
at SandboxedModule.requireInterceptor (node_modules/sandboxed-module/lib/sandboxed_module.js:227:9)
at Context.<anonymous> (test/blabla1.js:73:22)
at processImmediate (internal/timers.js:458:21)
这是使用它的文件( lib/profiler.js
)的一部分:
This is a part of the file (lib/profiler.js
) that uses it:
const {performance, PerformanceObserver} = (function()
{
try
{
if (window && typeof window.performance == "undefined")
throw new TypeError();
return window;
}
catch (e)
{
return require("perf_hooks");
}
})();
可能是什么原因?但是,在某些情况下( npm run ..
),它可以按预期工作.任何建议表示赞赏.
What can be a reason? However in some scenarios (npm run ..
) it works as expected. Any suggestions are appreciated.
PS.节点相对较新:
PS. Node is relatively fresh:
> node --version
v14.8.0
推荐答案
这是沙盒模块";2.0.3已在2.0.4中修复.
That's a "sandboxed-module" 2.0.3 issue that was fixed in 2.0.4.
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