62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
/*
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* Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package async
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import (
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"unsafe"
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_ "unsafe"
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"github.com/goplus/llgo/c/libuv"
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)
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type Void = [0]byte
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type Future[T any] func(func(T))
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type asyncBind[T any] struct {
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libuv.Async
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result T
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chain func(T)
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}
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func asyncCb[T any](a *libuv.Async) {
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a.Close(nil)
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aa := (*asyncBind[T])(unsafe.Pointer(a))
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aa.chain(aa.result)
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}
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func Async[T any](fn func(func(T))) Future[T] {
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return func(chain func(T)) {
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loop := Exec().L
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// var result T
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// var a *libuv.Async
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// var cb libuv.AsyncCb
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// a, cb = cbind.BindF[libuv.Async, libuv.AsyncCb](func() {
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// a.Close(nil)
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// chain(result)
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// })
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// loop.Async(a, cb)
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aa := &asyncBind[T]{chain: chain}
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loop.Async(&aa.Async, asyncCb[T])
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fn(func(v T) {
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aa.result = v
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aa.Send()
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})
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}
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}
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