alef 0.25.39

Opinionated polyglot binding generator for Rust libraries
Documentation 
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    match result {
        Ok(val) => {
            // Convert via Vec<u8> so the path works for both Vec<u8> and bytes::Bytes
            // (and any other type that implements Into<Vec<u8>>).
            let (ptr, len, cap) = Vec::<u8>::from(val).into_raw_parts();
            // SAFETY: out_ptr/out_len/out_cap were null-checked above.
            unsafe { *out_ptr = ptr; *out_len = len; *out_cap = cap; }
            0
        }
        Err(e) => {
            set_last_error(2, &e.to_string());
            // SAFETY: out_ptr/out_len/out_cap were null-checked above.
            unsafe { *out_ptr = std::ptr::null_mut(); *out_len = 0; *out_cap = 0; }
            -1
        }
    }