TracingContext.tsx•911 B
import { createContext, PropsWithChildren, useContext, useState } from "react";
import { useZustand } from "use-zustand";
import {
createTracingStore,
CreateTracingStoreProps,
TracingState,
TracingStore,
} from "@phoenix/store/tracingStore";
export const TracingContext = createContext<TracingStore | null>(null);
export function TracingProvider({
children,
...props
}: PropsWithChildren<CreateTracingStoreProps>) {
const [store] = useState<TracingStore>(() => createTracingStore(props));
return (
<TracingContext.Provider value={store}>{children}</TracingContext.Provider>
);
}
export function useTracingContext<T>(
selector: (state: TracingState) => T,
equalityFn?: (left: T, right: T) => boolean
): T {
const store = useContext(TracingContext);
if (!store) throw new Error("Missing TracingContext.Provider in the tree");
return useZustand(store, selector, equalityFn);
}