otterscan/src/useChainInfo.ts

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import { createContext, useContext } from "react";
export type ChainInfo = {
nativeName: string;
nativeSymbol: string;
nativeDecimals: number;
};
export const defaultChainInfo: ChainInfo = {
nativeName: "Ether",
nativeSymbol: "ETH",
nativeDecimals: 18,
};
export const ChainInfoContext = createContext<ChainInfo | undefined>(undefined);
export const useChainInfo = (): ChainInfo => {
const chainInfo = useContext(ChainInfoContext);
if (chainInfo === undefined) {
throw new Error("no chain info");
}
return chainInfo;
};