export declare class ControlledScheduler

scheduleTask(task: Task, priority: number)

shouldYield(fiber: RuntimeFiber<unknown, unknown>): number | false

step()

tasks: PriorityBuckets<Task>

deferred: boolean

export declare class MixedScheduler { constructor(
    /**
     * @since 2.0.0
     */
    readonly maxNextTickBeforeTimer: number
  ) }

private starveInternal(depth: number)

private starve(depth = 0)

shouldYield(fiber: RuntimeFiber<unknown, unknown>): number | false

scheduleTask(task: Task, priority: number)

running: boolean

tasks: PriorityBuckets<Task>

export declare class SyncScheduler

scheduleTask(task: Task, priority: number)

shouldYield(fiber: RuntimeFiber<unknown, unknown>): number | false

flush()

tasks: PriorityBuckets<Task>

deferred: boolean

export declare const make: (
  scheduleTask: Scheduler["scheduleTask"],
  shouldYield?: Scheduler["shouldYield"]
) => Scheduler

export declare const makeBatched: (
  callback: (runBatch: () => void) => void,
  shouldYield?: Scheduler["shouldYield"]
) => Scheduler

export declare const makeMatrix: (...record: Array<[number, Scheduler]>) => Scheduler

export declare const timer: (ms: number, shouldYield?: Scheduler["shouldYield"]) => Scheduler

export declare const timerBatched: (ms: number, shouldYield?: Scheduler["shouldYield"]) => Scheduler

export interface Scheduler {
  shouldYield(fiber: RuntimeFiber<unknown, unknown>): number | false
  scheduleTask(task: Task, priority: number): void
}

export type Task = () => void

export declare const defaultScheduler: Scheduler

export declare const defaultShouldYield: (fiber: RuntimeFiber<unknown, unknown>) => number | false

export declare class PriorityBuckets<T>

scheduleTask(task: T, priority: number)

buckets: [number, T[]][]