napi-rs/napi/src/task.rs
LongYinan 9d38689426
feat(napi): provide reject method in Task trait
Do some cleanup logic if needed
2020-12-18 11:32:15 +08:00

17 lines
502 B
Rust

use crate::{js_values::NapiValue, Env, Error, Result};
pub trait Task: Send + Sized {
type Output: Send + Sized + 'static;
type JsValue: NapiValue;
/// Compute logic in libuv thread
fn compute(&mut self) -> Result<Self::Output>;
/// Into this method if `compute` return `Ok`
fn resolve(self, env: Env, output: Self::Output) -> Result<Self::JsValue>;
/// Into this method if `compute` return `Err`
fn reject(self, _env: Env, err: Error) -> Result<Self::JsValue> {
Err(err)
}
}