Function assertNodeOrValueType

packages/babel-types/src/definitions/utils.ts:245–269

(
  ...types: (NodeTypes | PrimitiveTypes)[]
)

}

export function assertNodeOrValueType<T extends t.Node>(
  ...types: (NodeTypes | PrimitiveTypes)[]
): Validator<T> {
  function validate(node: T, key: string | { toString(): string }, val: any) {
    const primitiveType = getType(val);
    for (const type of types) {
      if (primitiveType === type || is(type, val)) {
        validateChild(node, key, val);
        return;
      }
    }

    throw new TypeError(
      `Property ${key} of ${
        node.type
      } expected node to be of a type ${JSON.stringify(
        types,
      )} but instead got ${JSON.stringify(val?.type)}`,
    );
  }

  validate.oneOfNodeOrValueTypes = types;

  return validate;
}

export function assertValueType<T extends t.Node>(
  type: PrimitiveTypes,