Wait for the function to finish and resolve with its return value.
Defaults to false: the invocation is started, the request resolves as soon
as it is accepted, and the value is always undefined. Only function types
that support running inline can be invoked synchronously.
Wait for the function to finish and resolve with its return value.
Defaults to
false: the invocation is started, the request resolves as soon as it is accepted, and the value is alwaysundefined. Only function types that support running inline can be invoked synchronously.