You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
16 lines
862 B
16 lines
862 B
2 years ago
|
import assertString from './util/assertString';
|
||
|
|
var _int = /^(?:[-+]?(?:0|[1-9][0-9]*))$/;
|
||
|
|
var intLeadingZeroes = /^[-+]?[0-9]+$/;
|
||
|
|
export default function isInt(str, options) {
|
||
|
|
assertString(str);
|
||
|
|
options = options || {}; // Get the regex to use for testing, based on whether
|
||
|
|
// leading zeroes are allowed or not.
|
||
|
|
|
||
|
|
var regex = options.hasOwnProperty('allow_leading_zeroes') && !options.allow_leading_zeroes ? _int : intLeadingZeroes; // Check min/max/lt/gt
|
||
|
|
|
||
|
|
var minCheckPassed = !options.hasOwnProperty('min') || str >= options.min;
|
||
|
|
var maxCheckPassed = !options.hasOwnProperty('max') || str <= options.max;
|
||
|
|
var ltCheckPassed = !options.hasOwnProperty('lt') || str < options.lt;
|
||
|
|
var gtCheckPassed = !options.hasOwnProperty('gt') || str > options.gt;
|
||
|
|
return regex.test(str) && minCheckPassed && maxCheckPassed && ltCheckPassed && gtCheckPassed;
|
||
|
|
}
|