ReadonlyIsWhether the component has finished initializing and can be driven.
focus(target?).
Optionaltarget: stringThe component's current data state (getCurrentDataState, or what it fetched), if it has one.
Whether the component implements methodName.
Calls one of the component's methods with positional arguments; resolves with its (possibly async) result.
isDirty().
Prints the component.
Re-fetches / re-renders the component.
reset().
scrollTo(target).
validate(): a boolean or a validation result.
What the channel can do to a rendered component. The Angular host component implements it over
mj-react-component; tests implement it over a fake. Every member must tolerate being called before the component finished initializing (returnundefined/false, never throw).