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microsoft / typescript-analyze-trace

A tool for analyzing the output of `tsc --generateTrace`
MIT License
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Guidance on output redirection for Windows #31

Open DanielRosenwasser opened 2 years ago

DanielRosenwasser commented 2 years ago

If I try running the trace analyzer with npx analyze-trace --color false > foo.txt, then foo.txt gets something like the following output.

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Γö£ΓöÇ Check file c:\users\Daniel\scratch\ant-design-icons\packages\icons-react\node_modules\typescript\lib\lib.dom.d.ts (816ms)
Γö£ΓöÇ Check file c:\users\Daniel\scratch\ant-design-icons\packages\icons-react\node_modules\@types\babel__traverse\index.d.ts (511ms)
ΓööΓöÇ Check file c:\users\Daniel\scratch\ant-design-icons\packages\icons-react\node_modules\@types\react\index.d.ts (507ms)

instead of the expected box drawing characters

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├─ Check file c:\users\Daniel\scratch\ant-design-icons\packages\icons-react\node_modules\typescript\lib\lib.dom.d.ts (816ms)
├─ Check file c:\users\Daniel\scratch\ant-design-icons\packages\icons-react\node_modules\@types\babel__traverse\index.d.ts (511ms)
└─ Check file c:\users\Daniel\scratch\ant-design-icons\packages\icons-react\node_modules\@types\react\index.d.ts (507ms)

This is apparently because Node.js outputs to UTF8, and PowerShell's redirection functionality (at least the version I'm using, 5.1) thinks it's receiving UTF16. The fix is to set

[Console]::OutputEncoding = [System.Text.UTF8Encoding]::new()