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validator.js3.0 KB · 113 lines
'use strict'; import { VERSION } from '../env/data.js';import AxiosError from '../core/AxiosError.js'; const validators = {}; // eslint-disable-next-line func-names['object', 'boolean', 'number', 'function', 'string', 'symbol'].forEach((type, i) => {  validators[type] = function validator(thing) {    return typeof thing === type || 'a' + (i < 1 ? 'n ' : ' ') + type;  };}); const deprecatedWarnings = {}; /** * Transitional option validator * * @param {function|boolean?} validator - set to false if the transitional option has been removed * @param {string?} version - deprecated version / removed since version * @param {string?} message - some message with additional info * * @returns {function} */validators.transitional = function transitional(validator, version, message) {  function formatMessage(opt, desc) {    return (      '[Axios v' +      VERSION +      "] Transitional option '" +      opt +      "'" +      desc +      (message ? '. ' + message : '')    );  }   // eslint-disable-next-line func-names  return (value, opt, opts) => {    if (validator === false) {      throw new AxiosError(        formatMessage(opt, ' has been removed' + (version ? ' in ' + version : '')),        AxiosError.ERR_DEPRECATED      );    }     if (version && !deprecatedWarnings[opt]) {      deprecatedWarnings[opt] = true;      // eslint-disable-next-line no-console      console.warn(        formatMessage(          opt,          ' has been deprecated since v' + version + ' and will be removed in the near future'        )      );    }     return validator ? validator(value, opt, opts) : true;  };}; validators.spelling = function spelling(correctSpelling) {  return (value, opt) => {    // eslint-disable-next-line no-console    console.warn(`${opt} is likely a misspelling of ${correctSpelling}`);    return true;  };}; /** * Assert object's properties type * * @param {object} options * @param {object} schema * @param {boolean?} allowUnknown * * @returns {object} */ function assertOptions(options, schema, allowUnknown) {  if (typeof options !== 'object') {    throw new AxiosError('options must be an object', AxiosError.ERR_BAD_OPTION_VALUE);  }  const keys = Object.keys(options);  let i = keys.length;  while (i-- > 0) {    const opt = keys[i];    // Use hasOwnProperty so a polluted Object.prototype.<opt> cannot supply    // a non-function validator and cause a TypeError. See GHSA-q8qp-cvcw-x6jj.    const validator = Object.prototype.hasOwnProperty.call(schema, opt) ? schema[opt] : undefined;    if (validator) {      const value = options[opt];      const result = value === undefined || validator(value, opt, options);      if (result !== true) {        throw new AxiosError(          'option ' + opt + ' must be ' + result,          AxiosError.ERR_BAD_OPTION_VALUE        );      }      continue;    }    if (allowUnknown !== true) {      throw new AxiosError('Unknown option ' + opt, AxiosError.ERR_BAD_OPTION);    }  }} export default {  assertOptions,  validators,};