Function fromCallback

fromCallback<H, R>(create, onCancel): Task<R>
Generic callback task

Usefull for creating custom tasks from success and error callbacks and cancelaton function. Synchronous callbacks are not supported,
Type Parameters
- H
- R
Parameters
- create: ((resolve, reject, cancel) => H)
  task body with success and error callbacks
  - - (resolve, reject, cancel): H
    - Parameters
      resolve: ((result) => void)
      (result): void
      Parameters
      result: R
      Returns void
      reject: ((error) => void)
      (error): void
      Parameters
      error: any
      Returns void
      cancel: (() => void)
      (): void
      Returns void
      Returns H
- onCancel: ((handler) => void)
  - - (handler): void
    - Parameters
      handler: H
      Returns void
Returns Task<R>
task resolving to success value
See
fromFuction

Example
```
export function timeout(delay: number) {
  return fromCallback<NodeJS.Timeout, void>((resolve) => setTimeout(() => resolve(), delay), clearTimeout);
}
```
- Defined in task.ts:505

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