All files / src/helpers handleError.js

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// @flow
 
function handleError(func: string, param: ?string): Promise<string> {
  let message;
  if (!param) {
    message = func;
  } else {
    message = `${func}() requires at least ${param} as its first parameter.`;
  }
  console.warn(message); // eslint-disable-line no-console
  return Promise.reject(message);
}
 
export default handleError;