HH\Lib\Vec\from_async

Requires the Hack Standard Library to be installed.
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This function is available as Vec\gen() in Facebook's www repository.

Returns a new vec with each value awaited in parallel

namespace HH\Lib\Vec;

function from_async<Tv>(
    Traversable<Awaitable<Tv>> $awaitables,
): Awaitable<vec<Tv>>;

Time complexity: O(n * a), where a is the complexity of each Awaitable Space complexity: O(n)

Parameters