Function write_len

crates/compiler-core/src/marshal.rs:765–770

(buf: &mut W, len: usize)

}

pub(crate) fn write_len<W: Write>(buf: &mut W, len: usize) {
    let Ok(len) = len.try_into() else {
        panic!("too long to serialize")
    };
    buf.write_u32(len);
}

pub(crate) fn write_vec<W: Write>(buf: &mut W, slice: &[u8]) {
    write_len(buf, slice.len());