shithub: mc

ref: 804ca7d4abe311fb94e02c8e1cd56aad8865a959
dir: /lib/std/slpush.myr/

View raw version
use "types"
use "alloc"

pkg std =
	generic slpush	: (sl : @a[:]#, elt : @a -> @a[:])
;;

generic slpush = {sl, elt
	/*
	slpush relies on implementation details
	of slgrow for efficiency. Because bucket
	sizes come in powers of two for all buckets
	<= 32k, and by powers of 1.5 for larger
	slices, this is effectively growing the
	slice by powers of two.
	*/
	slgrow(sl, sl#.len + 1)
	sl#[sl#.len - 1] = elt
	-> sl#
}