Function observerSCU

packages/mobx-react/src/observerClass.ts:237–252

(nextProps: ClassAttributes<any>, nextState: any)

}

function observerSCU(nextProps: ClassAttributes<any>, nextState: any): boolean {
    if (isUsingStaticRendering()) {
        console.warn(
            "[mobx-react] It seems that a re-rendering of a React component is triggered while in static (server-side) mode. Please make sure components are rendered only once server-side."
        )
    }
    // update on any state changes (as is the default)
    if (this.state !== nextState) {
        return true
    }
    // update if props are shallowly not equal, inspired by PureRenderMixin
    // we could return just 'false' here, and avoid the `skipRender` checks etc
    // however, it is nicer if lifecycle events are triggered like usually,
    // so we return true here if props are shallowly modified.
    return !shallowEqual(this.props, nextProps)
}

function createObservablePropDescriptor(key: "props" | "state" | "context") {
    return {