A promise that resolves after a delay.
andrea.giammarchi at gmail.com
Wed Feb 3 21:03:02 UTC 2016
Chiming in just to underline that setTimeout and setInterval accepts extra
arguments since about ever so that the following is eventually all you need.
new Promise(r => setTimeout(r, 1000));
new Promise(r => setTimeout(r, 1000, "some value"));
On Wed, Feb 3, 2016 at 8:51 PM, JD Isaacks <jd at jisaacks.com> wrote:
> I think it would be super useful to be able to do something like:
> Promise.after(1000).then( /* cb */ );
> and have the promise resolve after 1000 milliseconds.
> The promise would just resolve with the same value (in this case 1000) but
> could easily delay resolving another value like so:
> Promise.after(1000).then(() => "other value");
> instead of currently having to use a setTimeout:
> new Promise(resolve => setTimeout(() => resolve("some value"), 1000));
> I believe Promise.after would be so much more readable and useful.
> I am not sure if the name `after` is the best name, `wait`, `when`,
> `sleep` are possible names or maybe there is a better name I haven't even
> thought of.
> es-discuss mailing list
> es-discuss at mozilla.org
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