Function encoded_len_u64 

pub const fn encoded_len_u64(value: u64) -> usize

Encoded length of value as a u64 varint, in bytes (1 to 10).

Example

use wire_codec::varint;
assert_eq!(varint::encoded_len_u64(0), 1);
assert_eq!(varint::encoded_len_u64(u64::MAX), 10);