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kawasekit

isSupportedChainId

isSupportedChainId(chainId): chainId is 1 | 137 | 1001 | 8217 | 43113 | 43114 | 80002 | 11155111

Defined in: src/chains/index.ts:115

Type guard that narrows an arbitrary chain ID to a SupportedChainId.

Parameters

chainId

number

The numeric chain ID to test.

Returns

chainId is 1 | 137 | 1001 | 8217 | 43113 | 43114 | 80002 | 11155111

true if kawasekit supports this chain ID.

Example

import { isSupportedChainId } from "kawasekit";


const id = 80002;
if (isSupportedChainId(id)) {
  // `id` is now narrowed to SupportedChainId
}