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added polyfill for Atomics.wait and used it to notify futures

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ibaryshnikov
2019-05-19 22:04:17 +03:00
parent 1807de74a7
commit d1d3021271
4 changed files with 231 additions and 49 deletions
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14
crates/js-sys/src/lib.rs
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@ -495,6 +495,9 @@ extern "C" {
pub fn slice_with_end(this: &SharedArrayBuffer, begin: u32, end: u32) -> SharedArrayBuffer;
}
unsafe impl Send for SharedArrayBuffer {}
unsafe impl Sync for SharedArrayBuffer {}
// Array Iterator
#[wasm_bindgen]
extern "C" {
@ -598,10 +601,19 @@ pub mod Atomics {
/// The static `Atomics.notify()` method notifies up some agents that
/// are sleeping in the wait queue.
/// Note: This operation works with a shared `Int32Array` only.
/// If `count` is not provided, notifies all the agents int the queue.
///
/// [MDN documentation](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Atomics/notify)
#[wasm_bindgen(js_namespace = Atomics, catch)]
pub fn notify(typed_array: &Int32Array, index: u32, count: u32) -> Result<u32, JsValue>;
pub fn notify(typed_array: &Int32Array, index: u32) -> Result<u32, JsValue>;
/// Notifies up to `count` agents in the wait queue.
#[wasm_bindgen(js_namespace = Atomics, catch, js_name = notify)]
pub fn notify_with_count(
typed_array: &Int32Array,
index: u32,
count: u32,
) -> Result<u32, JsValue>;
/// The static `Atomics.or()` method computes a bitwise OR with a given value
/// at a given position in the array, and returns the old value at that position.