Function make_decode_err

crates/common/src/encodings.rs:140–152

# Safety `v[..valid_up_to]` must be valid utf8

(
    v: &[u8],
    valid_up_to: usize,
    err_len: Option<usize>,
)

/// # Safety
/// `v[..valid_up_to]` must be valid utf8
const unsafe fn make_decode_err(
    v: &[u8],
    valid_up_to: usize,
    err_len: Option<usize>,
) -> DecodeError<'_> {
    let (valid_prefix, rest) = unsafe { v.split_at_unchecked(valid_up_to) };
    let valid_prefix = unsafe { core::str::from_utf8_unchecked(valid_prefix) };
    DecodeError {
        valid_prefix,
        rest,
        err_len,
    }
}

enum HandleResult<'a> {
    Done,