cerceis-lib
Version:
Contains list of quality of life functions that is written in TypeScript and es6
84 lines (83 loc) • 2.67 kB
JavaScript
export const Is = {
object: (x) => Object.prototype.toString.call(x) === "[object Object]",
emptyObject: (x) => {
if (!Is.object(x))
return false;
for (let i in x)
return false;
return true;
},
string: (x) => (typeof x === 'string' || x instanceof String),
emptyString: (x) => {
if (!Is.string(x))
return false;
for (let i in x)
return false;
return true;
},
number: (x) => Object.prototype.toString.call(x) === "[object Number]",
boolean: (x) => Object.prototype.toString.call(x) === "[object Boolean]",
array: (x) => Array.isArray(x),
null: (x) => x === null,
undefined: (x) => x === undefined,
falseValue: (x) => {
let emptyCount = 0;
if (Is.emptyString(x))
emptyCount++;
if (Is.number(x) && x === 0)
emptyCount++;
if (Is.null(x))
emptyCount++;
if (Is.undefined(x))
emptyCount++;
if (Is.boolean(x) && x === false)
emptyCount++;
return emptyCount > 0 ? true : false;
},
email: (x) => {
if (!x)
return false;
if (!/.+@.+\..+/.test(x))
return false;
return true;
},
alphanumeric: (x) => {
if (!x)
return false;
const alphanumeric = /^[0-9a-zA-Z]+$/;
if (!alphanumeric.test(x))
return false;
return true;
},
UUIDv4: (x) => {
if (!x)
return false;
const uuidv4 = /^[0-9A-F]{8}-[0-9A-F]{4}-4[0-9A-F]{3}-[89AB][0-9A-F]{3}-[0-9A-F]{12}$/i;
if (!uuidv4.test(x))
return false;
return true;
},
sameAs: (x, y) => {
if (x === y)
return true;
return false;
},
noSpecials: (x, space = true, //true = allow space
extendJpn = false) => {
if (!x)
return true;
let format = /[`!@#$%^&*()_+\-=\[\]{};':"\\|,.<>\/?~]/;
if (!space)
format = /[ `!@#$%^&*()_+\-=\[\]{};':"\\|,.<>\/?~]/;
if (extendJpn)
format = /[`!@#$%^&*()_+\-=\[\]{};':"\\|,.<>\/?~｀！＠＃＄％＾＆＊（）_＋ー＝「」『』；’：”＼｜、。＜＞・？〜]/;
if (!space && extendJpn)
format = /[ `!@#$%^&*()_+\-=\[\]{};':"\\|,.<>\/?~ ｀！＠＃＄％＾＆＊（）_＋ー＝「」『』；’：”＼｜、。＜＞・？〜]/;
if (format.test(x))
return false;
return true;
},
aFunction(x) {
return Object.prototype.toString.call(x) == '[object Function]';
}
};