refactor(lib): small refactoring #2483

Job	Run time
Check Style	3s
semver	21s
Verify hyper.h is up to date	23s
Test with Miri	1m 0s
Test stable on ubuntu-latest	1m 19s
Test stable on windows-latest	3m 39s
features	30s
Test C API (FFI)	36s
Check MSRV	1m 41s
Test stable on macOS-latest	2m 1s
Test beta on ubuntu-latest	1m 9s
Test beta on windows-latest	1m 43s
udeps	29s
minimal-versions	23s
Test beta on macOS-latest	1m 20s
Test nightly on ubuntu-latest	1m 14s
Test nightly on windows-latest	1m 55s
Test nightly on macOS-latest	1m 45s
Check exposed types	23s
Build docs	18s
CI is green	1s
	22m 13s

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