<commit_before>import cachedFn from '../utils/cachedFn';

const createProp = prop => {
  if (process.env.NODE_ENV !== 'production') {
    if ((/[A-Z]/g).test(prop)) {
      throw new Error(`Prop should not contain uppercase characters: \`${prop}\`.`);
    }
  }

  return value => ({ prop, value });
};

export default cachedFn(createProp);<commit_msg>Validate prop<commit_after>import cachedFn from '../utils/cachedFn';

const createProp = prop => {
  if (process.env.NODE_ENV !== 'production') {
    if ((/[^-a-z]/g).test(prop)) {
      throw new Error(`Prop contains invalid characters: \`${prop}\`.`);
    }
  }

  return value => ({ prop, value });
};

export default cachedFn(createProp);
{'fraction_non_alphanumeric': 0.1930835734870317, 'fraction_numerical': 0.0, 'mean_word_length': 3.6026490066225167, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 7, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '2178002', 'n_tokens_mistral': 220, 'n_tokens_neox': 219, 'n_words': 54}