A combined condition that waits until all the given conditions are met.
- conditionName → String
Identifies the name of the wait condition.
A list of conditions it waits for.
- hashCode → int
The hash code for this object. [...]
- requiresRootWidgetAttached → bool
Whether this command requires the widget tree to be initialized before
the command may be run. [...]
- runtimeType → Type
A representation of the runtime type of the object.