@prosekit/svelte/src/hooks/use-priority-extension.ts

Svelte components and utilities for ProseKit

import {
  withPriority,
  type Extension,
  type Priority,
} from '@prosekit/core'
import {
  derived,
  type Readable,
} from 'svelte/store'

/**
 * @internal
 */
export function usePriorityExtension<T extends Extension = Extension>(
  extensionStore: Readable<T | null>,
  priority?: Priority | null,
): Readable<T | null> {
  return derived(extensionStore, (extension) => {
    return extension && priority ? withPriority(extension, priority) : extension
  })
}