ref: b9ac87f7822bb7d333d681a8dbe25b73acbb5844
dir: /libstd/sljoin.myr/
use "alloc.use" use "slcp.use" pkg std = generic sljoin : (dst : @a[:], src : @a[:] -> @a[:]) ;; generic sljoin = {dst, src var len len = dst.len dst = slgrow(dst, len + src.len) slcp(dst[len:], src) -> dst }