@pkt/utils
Version:
188 lines • 18.3 kB
JavaScript
/**
* Check if value is a function.
*/
export function isFunction(value) {
return typeof value === 'function';
}
/**
* Check if value is a valid JSON.
*/
export function isJson(value) {
try {
JSON.parse(value);
return true;
}
catch (e) {
return false;
}
}
/**
* Check if value is a string primitive.
*/
export function isString(value) {
return objToStr(value) === '[object String]';
}
/**
* Check if value is a type primitive
*/
export function is(value, type) {
return objToStr(value) === `[object ${type}]`;
}
/**
* Check if value is a string primitive.
*
* isNonEmptyString(''); // -> false
*/
export function isNonEmptyString(value) {
return typeof value === 'string' && value !== '';
}
/**
* Check if value is undefined.
*
* isUndefined(void 0); // -> true
*/
export function isUndefined(value) {
return value === undefined;
}
export function isUndefinedOrEmptyString(value) {
return value === undefined || value === '';
}
/**
* Check if value is an Null.
*/
export function isNull(value) {
return value === null;
}
/**
* Check if value is null or undefined, the same as value == null.
*
* isNullOrUndefined(null); // -> true
* isNullOrUndefined(undefined); // -> true
* isNullOrUndefined(void 0); // -> true
*/
export function isNullOrUndefined(obj) {
return obj === null || obj === undefined;
}
/**
* Check if value is the language type of Object.
*
* isObject({}); // -> true
* isObject([]); // -> true
*/
export function isObject(value) {
return value instanceof Object;
}
export function isObjectAndNotArray(value) {
return isObject(value) && !Array.isArray(value);
}
export function isObjectAndNotArrayNotNode(value) {
return isObjectAndNotArray(value) && !isNode(value);
}
export function isNode(value) {
return value instanceof Node;
}
/**
* exists
* @param obj
* @returns boolean
*/
export function exists(obj) {
return !isNullOrUndefined(obj);
}
/**
* Check if value is classified as a Number primitive or object.
*/
export function isNum(value) {
return /^((-?\d+\.\d+)|(-?\d+)|(-?\.\d+))$/.test(value.toString());
}
/**
* Checks if value is classified as a Integer.
*/
export function isInt(value) {
return isNum(value) && value % 1 === 0;
}
/**
* Checks if value is classified as a Decimal.
*/
export function isDecimal(value) {
return isNum(value) && !isInt(value);
}
/**
* Check if number is odd.
*/
export function isOdd(value) {
if (!isInt(value)) {
return false;
}
return value % 2 !== 0;
}
/**
* Check if value is an IdCard.
*/
export function isIdCard(value) {
return typeof value === 'string' && /(^\d{15}$)|(^\d{17}([0-9]|X)$)/i.test(value);
}
/**
* Check if value is an Mobile.
*/
export function isMobile(value) {
return (typeof value === 'string' &&
/^(0|\+?86|17951)?(13[0-9]|14[579]|15[0-9]|16[6]|17[1-3,5-8]|18[0-9]|19[189])[0-9]{8}$/.test(value));
}
/**
* Check if value is an url address.
*/
export function isUrl(value) {
// eslint-disable-next-line no-useless-escape
return /(((^https?:(?:\/\/)?)(?:[-;:&=\+\$,\w]+@)?[A-Za-z0-9.-]+(?::\d+)?|(?:www.|[-;:&=\+\$,\w]+@)[A-Za-z0-9.-]+)((?:\/[\+~%\/.\w-_]*)?\??(?:[-\+=&;%@.\w_]*)#?(?:[\w]*))?)$/.test(value);
}
/**
* Check if value is an IP address.
*/
export function isIp(value) {
const v4 = '(?:25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]\\d|\\d)(?:\\.(?:25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]\\d|\\d)){3}';
const regV4 = new RegExp('^'.concat(v4, '$'));
const v6seg = '[a-fA-F\\d]{1,4}';
const v6 = [
'(',
'(?:'.concat(v6seg, ':){7}(?:').concat(v6seg, '|:)|'),
'(?:'.concat(v6seg, ':){6}(?:').concat(v4, '|:').concat(v6seg, '|:)|'),
'(?:'.concat(v6seg, ':){5}(?::').concat(v4, '|(:').concat(v6seg, '){1,2}|:)|'),
'(?:'
.concat(v6seg, ':){4}(?:(:')
.concat(v6seg, '){0,1}:')
.concat(v4, '|(:')
.concat(v6seg, '){1,3}|:)|'),
'(?:'
.concat(v6seg, ':){3}(?:(:')
.concat(v6seg, '){0,2}:')
.concat(v4, '|(:')
.concat(v6seg, '){1,4}|:)|'),
'(?:'
.concat(v6seg, ':){2}(?:(:')
.concat(v6seg, '){0,3}:')
.concat(v4, '|(:')
.concat(v6seg, '){1,5}|:)|'),
'(?:'
.concat(v6seg, ':){1}(?:(:')
.concat(v6seg, '){0,4}:')
.concat(v4, '|(:')
.concat(v6seg, '){1,6}|:)|'),
'(?::((?::'.concat(v6seg, '){0,5}:').concat(v4, '|(?::').concat(v6seg, '){1,7}|:))'),
')(%[0-9a-zA-Z]{1,})?'
].join('');
const regV6 = new RegExp('^'.concat(v6, '$'));
return regV4.test(value) || regV6.test(value);
}
/**
* Loosely validate an email address.
*/
export function isEmail(value) {
const regEmail = /.+@.+\..+/;
return regEmail.test(value);
}
function objToStr(val) {
const ObjToStr = Object.prototype.toString;
return ObjToStr.call(val);
}
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type { SafeAny } from '@pkt/utils/types';\n\n/**\n * Check if value is a function.\n */\nexport function isFunction(value: SafeAny): boolean {\n  return typeof value === 'function';\n}\n\n/**\n * Check if value is a valid JSON.\n */\nexport function isJson(value: SafeAny): boolean {\n  try {\n    JSON.parse(value);\n    return true;\n  } catch (e) {\n    return false;\n  }\n}\n\n/**\n * Check if value is a string primitive.\n */\nexport function isString(value: SafeAny): boolean {\n  return objToStr(value) === '[object String]';\n}\n\n/**\n * Check if value is a type primitive\n */\nexport function is(value: SafeAny, type: string): boolean {\n  return objToStr(value) === `[object ${type}]`;\n}\n\n/**\n * Check if value is a string primitive.\n *\n * isNonEmptyString(''); // -> false\n */\nexport function isNonEmptyString(value: string | null | undefined | SafeAny): boolean {\n  return typeof value === 'string' && value !== '';\n}\n\n/**\n * Check if value is undefined.\n *\n * isUndefined(void 0); // -> true\n */\nexport function isUndefined(value: undefined | SafeAny): boolean {\n  return value === undefined;\n}\n\nexport function isUndefinedOrEmptyString(value: undefined | string | SafeAny): boolean {\n  return value === undefined || value === '';\n}\n\n/**\n * Check if value is an Null.\n */\nexport function isNull(value: null | SafeAny): boolean {\n  return value === null;\n}\n\n/**\n * Check if value is null or undefined, the same as value == null.\n *\n * isNullOrUndefined(null); // -> true\n * isNullOrUndefined(undefined); // -> true\n * isNullOrUndefined(void 0); // -> true\n */\nexport function isNullOrUndefined(obj: null | undefined | SafeAny): boolean {\n  return obj === null || obj === undefined;\n}\n\n/**\n * Check if value is the language type of Object.\n *\n * isObject({}); // -> true\n * isObject([]); // -> true\n */\nexport function isObject(value: SafeAny): boolean {\n  return value instanceof Object;\n}\n\nexport function isObjectAndNotArray(value: SafeAny): boolean {\n  return isObject(value) && !Array.isArray(value);\n}\n\nexport function isObjectAndNotArrayNotNode(value: SafeAny): boolean {\n  return isObjectAndNotArray(value) && !isNode(value);\n}\n\nexport function isNode(value: SafeAny) {\n  return value instanceof Node;\n}\n\n/**\n * exists\n * @param obj\n * @returns boolean\n */\nexport function exists(obj: SafeAny): boolean {\n  return !isNullOrUndefined(obj);\n}\n\n/**\n * Check if value is classified as a Number primitive or object.\n */\nexport function isNum(value: string | SafeAny): boolean {\n  return /^((-?\\d+\\.\\d+)|(-?\\d+)|(-?\\.\\d+))$/.test(value.toString());\n}\n\n/**\n * Checks if value is classified as a Integer.\n */\nexport function isInt(value: number | SafeAny): boolean {\n  return isNum(value) && value % 1 === 0;\n}\n\n/**\n * Checks if value is classified as a Decimal.\n */\nexport function isDecimal(value: number | SafeAny): boolean {\n  return isNum(value) && !isInt(value);\n}\n\n/**\n * Check if number is odd.\n */\nexport function isOdd(value: number | SafeAny): boolean {\n  if (!isInt(value)) {\n    return false;\n  }\n  return value % 2 !== 0;\n}\n\n/**\n * Check if value is an IdCard.\n */\nexport function isIdCard(value: string): boolean {\n  return typeof value === 'string' && /(^\\d{15}$)|(^\\d{17}([0-9]|X)$)/i.test(value);\n}\n\n/**\n * Check if value is an Mobile.\n */\nexport function isMobile(value: string): boolean {\n  return (\n    typeof value === 'string' &&\n    /^(0|\\+?86|17951)?(13[0-9]|14[579]|15[0-9]|16[6]|17[1-3,5-8]|18[0-9]|19[189])[0-9]{8}$/.test(\n      value\n    )\n  );\n}\n\n/**\n * Check if value is an url address.\n */\nexport function isUrl(value: string): boolean {\n  // eslint-disable-next-line no-useless-escape\n  return /(((^https?:(?:\\/\\/)?)(?:[-;:&=\\+\\$,\\w]+@)?[A-Za-z0-9.-]+(?::\\d+)?|(?:www.|[-;:&=\\+\\$,\\w]+@)[A-Za-z0-9.-]+)((?:\\/[\\+~%\\/.\\w-_]*)?\\??(?:[-\\+=&;%@.\\w_]*)#?(?:[\\w]*))?)$/.test(\n    value\n  );\n}\n\n/**\n * Check if value is an IP address.\n */\nexport function isIp(value: string): boolean {\n  const v4 =\n    '(?:25[0-5]|2[0-4]\\\\d|1\\\\d\\\\d|[1-9]\\\\d|\\\\d)(?:\\\\.(?:25[0-5]|2[0-4]\\\\d|1\\\\d\\\\d|[1-9]\\\\d|\\\\d)){3}';\n  const regV4 = new RegExp('^'.concat(v4, '$'));\n  const v6seg = '[a-fA-F\\\\d]{1,4}';\n  const v6 = [\n    '(',\n    '(?:'.concat(v6seg, ':){7}(?:').concat(v6seg, '|:)|'),\n    '(?:'.concat(v6seg, ':){6}(?:').concat(v4, '|:').concat(v6seg, '|:)|'),\n    '(?:'.concat(v6seg, ':){5}(?::').concat(v4, '|(:').concat(v6seg, '){1,2}|:)|'),\n    '(?:'\n      .concat(v6seg, ':){4}(?:(:')\n      .concat(v6seg, '){0,1}:')\n      .concat(v4, '|(:')\n      .concat(v6seg, '){1,3}|:)|'),\n    '(?:'\n      .concat(v6seg, ':){3}(?:(:')\n      .concat(v6seg, '){0,2}:')\n      .concat(v4, '|(:')\n      .concat(v6seg, '){1,4}|:)|'),\n    '(?:'\n      .concat(v6seg, ':){2}(?:(:')\n      .concat(v6seg, '){0,3}:')\n      .concat(v4, '|(:')\n      .concat(v6seg, '){1,5}|:)|'),\n    '(?:'\n      .concat(v6seg, ':){1}(?:(:')\n      .concat(v6seg, '){0,4}:')\n      .concat(v4, '|(:')\n      .concat(v6seg, '){1,6}|:)|'),\n    '(?::((?::'.concat(v6seg, '){0,5}:').concat(v4, '|(?::').concat(v6seg, '){1,7}|:))'),\n    ')(%[0-9a-zA-Z]{1,})?'\n  ].join('');\n  const regV6 = new RegExp('^'.concat(v6, '$'));\n\n  return regV4.test(value) || regV6.test(value);\n}\n\n/**\n * Loosely validate an email address.\n */\nexport function isEmail(value: string): boolean {\n  const regEmail = /.+@.+\\..+/;\n  return regEmail.test(value);\n}\n\nfunction objToStr(val: SafeAny): string {\n  const ObjToStr = Object.prototype.toString;\n  return ObjToStr.call(val);\n}\n"]}