[TS: SDK Proxy] Wrap a script-added SDK so it is usable in server and client contexts #typescript #browser #sdk #script

sdkProxy.ts

declare global {
  interface Window {
    someSDK: SomeSDKType | undefined;
  }
}

/**
 * Wrap a script-added SDK so it is usable in server and client contexts.
 * This allows it to be freely used without errors related to undefined `window`
 */
export const someSDK = new Proxy({} as SomeSDKType, {
  get<K extends keyof SomeSDKType>(_: unknown, key: K) {
    if (!window) {
      return noop;
    }

    return window.someSDK[key];
  },
});