2 releases
0.1.1 | Apr 26, 2024 |
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0.1.0 | Apr 26, 2024 |
#860 in #sdk
27 downloads per month
35KB
642 lines
Zephyr Rust SDK
lib.rs
:
Zephyr Rust SDK
The zephyr rust sdk aids developers in writing programs for the Zephyr Virtual Machine.
Hello Ledger Example
use rs_zephyr_sdk::{bincode, log, stellar_xdr::next::{Limits, WriteXdr}, Condition, DatabaseDerive, DatabaseInteract, EnvClient, ZephyrVal};
#[derive(DatabaseDerive, Clone)]
#[with_name("curr_seq")]
struct Sequence {
pub current: u32,
}
#[no_mangle]
pub extern "C" fn on_close() {
let env = EnvClient::new();
let reader = env.reader();
let sequence = Sequence {
current: reader.ledger_sequence()
};
if let Some(last) = Sequence::read_to_rows(&env).iter().find(|x| x.current == sequence.current - 1) {
sequence.update(&env, &[Condition::ColumnEqualTo("current".into(), bincode::serialize(&ZephyrVal::U32(last.current)).unwrap())]);
} else {
sequence.put(&env)
}
}
Dependencies
~12–16MB
~334K SLoC