Function push_integer_62

pub(crate) fn push_integer_62(x: u64, output: &mut String)

Push a _-terminated base 62 integer, using the format specified in the RFC as <base-62-number>, that is:

• x = 0 is encoded as just the "_" terminator
• x > 0 is encoded as x - 1 in base 62, followed by "_", e.g. 1 becomes "0_", 62 becomes "Z_", etc.