💚 chore: default impl #65

Job	Run time
test (ubuntu-latest, stable)	43s
check (ubuntu-latest, stable)	13s
test-fastfloat (ubuntu-latest, stable)	34s
test (ubuntu-latest, nightly)	40s
check (ubuntu-latest, nightly)	19s
test-fastfloat (ubuntu-latest, nightly)	38s
test (windows-latest, stable)	1m 48s
check (windows-latest, stable)	40s
test (windows-latest, nightly)	1m 19s
test (macOS-latest, stable)	1m 24s
check (windows-latest, nightly)	51s
test-fastfloat (windows-latest, stable)	1m 35s
test (macOS-latest, nightly)	1m 32s
check (macOS-latest, stable)	43s
test-fastfloat (windows-latest, nightly)	1m 31s
test-fastfloat (macOS-latest, stable)	58s
check (macOS-latest, nightly)	49s
test-fastfloat (macOS-latest, nightly)	1m 51s
rustdoc	13s
	18m 21s

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