@zk-kit/merkle-tree/src/checkParameter.ts

Merkle tree implementation in TypeScript.

export default function checkParameter(value: any, name: string, ...types: string[]) {
  if (value === undefined) {
    throw new TypeError(`Parameter '${name}' is not defined`)
  }

  if (!types.includes(typeof value)) {
    throw new TypeError(`Parameter '${name}' is none of these types: ${types.join(", ")}`)
  }
}