tsc throw error Cannot find name 'URL'. #401

Description:
I want to debug this project, so I need to convert TypeScript to Javascript first, then use VS code to debug

Action version:
Specify the action version

Platform:

• Ubuntu
• macOS
• Windows

Runner type:

• Hosted
• Self-hosted

Tools version:

npm: 6.14.8

Repro steps:

git clone https://github.com/actions/setup-node
cd setup-node
npm install
tsc

Expected behavior:
tsc build successfully

Actual behavior:
got error

setup-node git:(main) ✗ node_modules/.bin/tsc
node_modules/@actions/http-client/interfaces.d.ts:29:16 - error TS2304: Cannot find name 'URL'.

29     parsedUrl: URL;
                  ~~~