toky-nomena

function error(message: string): never {
    throw new Error(message)
}

toky-nomena

const enum LogLevel {
  Info = 'info',
  Warning = 'warning',
  Error = 'error',
}

class Logger {
  private static logStyle = {
    info: 'color: #3498db; font-weight: bold;',
    warning: 'color: #f39c12; font-weight: bold;',

toky-nomena

function transformToSnakeCase(input: string): string {
  return input
    .replace(/([a-z])([A-Z])/g, '$1_$2') // Insert underscore between lowercase and uppercase letters
    .replace(/([0-9]+)([a-zA-Z])/g, '$1_$2') // Insert underscore between digits and letters
    .replace(/([a-zA-Z])([0-9]+)/g, '$1_$2') // Insert underscore between letters and digits
    .toUpperCase(); // Convert the result to uppercase
}

toky-nomena

type Join<K, P> = K extends string | number ?
    P extends string | number ?
    `${K}${"" extends P ? "" : "."}${P}`
    : never : never;

type Prev = [never, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, ...0[]]

type Paths<T, D extends number = 10> = [D] extends [never] ? never : T extends object ?
    { [K in keyof T]-?: K extends string | number ?`${K}` | Join<K, Paths<T[K], Prev[D]>>   : never   }[keyof T] : ""

toky-nomena

function isLeapYear(year: number): boolean {
    return (year % 400 === 0) || (year % 100 !== 0 && year % 4 === 0);
}