napi-rs/examples/napi/src/bigint.rs

34 lines
530 B
Rust

use napi::bindgen_prelude::*;
#[napi]
fn bigint_add(a: BigInt, b: BigInt) -> u128 {
a.get_u128().1 + b.get_u128().1
}
#[napi]
fn create_big_int() -> BigInt {
BigInt {
words: vec![100u64, 200u64],
sign_bit: true,
}
}
#[napi]
fn create_big_int_i64() -> i64n {
i64n(100)
}
#[napi]
pub fn bigint_get_u64_as_string(bi: BigInt) -> String {
bi.get_u64().1.to_string()
}
#[napi]
pub fn bigint_from_i64() -> BigInt {
BigInt::from(100i64)
}
#[napi]
pub fn bigint_from_i128() -> BigInt {
BigInt::from(-100i128)
}