export function VERIFY(condition: boolean, message?: string): asserts condition is true { if (!condition) throw new Error(`VERIFY: ${message ?? 'Condition was not met.'}`); } export function VERIFY_NOT_REACHED(message?: string): void { if (message !== undefined) throw new Error(`VERIFY_NOT_REACHED: ${message}`); throw new Error('VERIFY_NOT_REACHED'); } export function TODO(message?: string): void { if (message !== undefined) throw new Error(`TODO: ${message}`); throw new Error('TODO'); }