napi-rs/crates/napi/src/task.rs
forehalo 2467b7139b
Introduce #[napi] procedural macro to automation development boilerplate (#696)
* napi procedural macro for basic rust/JavaScript types
* introduce the `compat-mode` for `napi` and `napi-derive` crates for backward compatible
* remove #[inline] and let compiler to decide the inline behavior
* cli now can produce the `.d.ts` file for native binding
* many tests and example for the new procedural macro

Co-authored-by: LongYinan <lynweklm@gmail.com>
2021-09-23 01:29:09 +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)
}
}