declare const constEpochMillis: number

declare class Generator

declare const layerGenerator: Layer.Layer<Generator>

declare const makeGenerator: Effect.Effect<Snowflake.Generator>

declare const Snowflake: (input: string | bigint) => Snowflake

type Snowflake = Brand.Branded<bigint, TypeId>

export interface Parts {
  readonly timestamp: number
  readonly machineId: MachineId
  readonly sequence: number
}

export interface Generator {
  readonly unsafeNext: () => Snowflake
  readonly setMachineId: (machineId: MachineId) => Effect.Effect<void>
}

declare const dateTime: (snowflake: Snowflake) => DateTime.Utc

declare const machineId: (snowflake: Snowflake) => MachineId

declare const sequence: (snowflake: Snowflake) => number

declare const timestamp: (snowflake: Snowflake) => number

declare const toParts: (snowflake: Snowflake) => Snowflake.Parts

declare const SnowflakeFromBigInt: Schema.Schema<Brand.Branded<bigint, unique symbol>, bigint>

declare const SnowflakeFromString: Schema.Schema<Brand.Branded<bigint, unique symbol>, string>

declare const TypeId: unique symbol

type TypeId = typeof TypeId

declare const make: (options: {
  readonly machineId: MachineId
  readonly sequence: number
  readonly timestamp: number
}) => Snowflake