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Refactor a few things out of `util.ts` #9488

Job	Run time
Ruby analysis (ubuntu-latest, linked)	38s
Ruby analysis (macos-latest, nightly-latest)	1m 19s
Ruby analysis (macos-latest, default)	1m 19s
Ruby analysis (macos-latest, linked)	1m 4s
Ruby analysis (ubuntu-latest, default)	41s
Ruby analysis (ubuntu-latest, nightly-latest)	45s
	5m 46s