Function wrapArgs

packages/capnweb-validate/src/internal/core.ts:644–674

(
  args: unknown[],
  methodSpec: Exclude<MethodSpec, { unchecked: true }>,
  serviceName: string,
  prop: string
)

}

function wrapArgs(
  args: unknown[],
  methodSpec: Exclude<MethodSpec, { unchecked: true }>,
  serviceName: string,
  prop: string
): unknown[] {
  let specArgs = methodSpec.args ?? [];
  let next: unknown[] | undefined;
  let wrapOne = (i: number, validator: Validator): void => {
    let wrapped = wrapResolvedValue(
      args[i],
      validator,
      [serviceName, prop, i],
      "client",
      // Preserve native stubs so user code can forward them over workerd RPC
      // without leaking a non-cloneable validation Proxy.
      false
    );
    if (wrapped !== args[i]) {
      next ??= args.slice();
      next[i] = wrapped;
    }
  };
  for (let i = 0; i < specArgs.length; i++) wrapOne(i, specArgs[i]!);
  if (methodSpec.rest) {
    for (let i = specArgs.length; i < args.length; i++) {
      wrapOne(i, methodSpec.rest);
    }
  }
  return next ?? args;
}

export function wrapServerTarget<T extends object>(
  target: T,