// Minimal util module implementation for browser
const util = {
  inherits: () => {},
  format: (...args) => args.join(" "),
  inspect: (obj) => JSON.stringify(obj),
  isArray: Array.isArray,
  isBoolean: (val) => typeof val === "boolean",
  isNull: (val) => val === null,
  isNullOrUndefined: (val) => val == null,
  isNumber: (val) => typeof val === "number",
  isString: (val) => typeof val === "string",
  isSymbol: (val) => typeof val === "symbol",
  isUndefined: (val) => val === undefined,
  isRegExp: (val) => val instanceof RegExp,
  isDate: (val) => val instanceof Date,
  isError: (val) => val instanceof Error,
  isFunction: (val) => typeof val === "function",
  isObject: (val) => val !== null && typeof val === "object",
  isPrimitive: (val) => {
    return (
      val === null ||
      typeof val === "boolean" ||
      typeof val === "number" ||
      typeof val === "string" ||
      typeof val === "symbol" ||
      typeof val === "undefined"
    );
  },
};

export default util;