Files
outline/shared/editor/lib/chainTransactions.ts

19 lines
628 B
TypeScript

import { EditorState, Transaction } from "prosemirror-state";
import { Dispatch } from "../types";
export default function chainTransactions(
...commands: ((state: EditorState, dispatch?: Dispatch) => boolean)[]
) {
return (state: EditorState, dispatch?: Dispatch): boolean => {
const dispatcher = (tr: Transaction): void => {
state = state.apply(tr);
dispatch?.(tr);
};
const last = commands.pop();
const reduced = commands.reduce((result, command) => {
return result || command(state, dispatcher);
}, false);
return reduced && last !== undefined && last(state, dispatch);
};
}