TypeScript - convert enum to array

enum-reflection.ts

/**
 * https://dirask.com/posts/TypeScript-convert-enum-to-array-ZDN4nj
 */
class EnumReflection {
    private static REGEXP : RegExp = /^[0-9]+$/g;

    private static isString<T>(name : string) : boolean {
        if(name.match(this.REGEXP))
            return false;

        return true;
    }

    public static getNames<T>(object : T) : Array<string> {
        let result = new Array<string>();

        for(let name in object) {
            if(this.isString(name))
                result.push(name);
        }
        
        return result;
    }

    public static getValues<T>(object : T) : Array<string | number> {
        let result = new Array<string | number>();

        for(let name in object) {
            if(this.isString(name))        
                result.push(<any>object[name]);
        }

        return result;
    }
}