Function isRegExpMatch

src/utils/validation.ts:30–34

(regexp: RegExp)

}

function isRegExpMatch(regexp: RegExp) {
    return (x: any): x is string => {
        return isString(x) && x.match(regexp) != null;
    };
}

const isTime = isRegExpMatch(/^((0?[0-9])|(1[0-9])|(2[0-3])):([0-5][0-9])$/);
function isNumber(x: any): x is number {