prosemirror-flat-list/src/utils/patch-command.ts

Powerful list support for ProseMirror

import type { Command, Transaction } from 'prosemirror-state'

export function patchCommand(patch: (tr: Transaction) => Transaction) {
  const withPatch = (command: Command): Command => {
    const patchedCommand: Command = (state, dispatch, view) => {
      return command(
        state,
        dispatch ? (tr: Transaction) => dispatch(patch(tr)) : undefined,
        view,
      )
    }
    return patchedCommand
  }
  return withPatch
}