47 lines
1.1 KiB
TypeScript
47 lines
1.1 KiB
TypeScript
import { RawCommands } from '../types'
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declare module '@tiptap/core' {
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interface Commands<ReturnType> {
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undoInputRule: {
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/**
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* Undo an input rule.
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*/
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undoInputRule: () => ReturnType,
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}
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}
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}
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export const undoInputRule: RawCommands['undoInputRule'] = () => ({ state, dispatch }) => {
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const plugins = state.plugins
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for (let i = 0; i < plugins.length; i += 1) {
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const plugin = plugins[i]
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let undoable
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// @ts-ignore
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// eslint-disable-next-line
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if (plugin.spec.isInputRules && (undoable = plugin.getState(state))) {
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if (dispatch) {
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const tr = state.tr
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const toUndo = undoable.transform
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for (let j = toUndo.steps.length - 1; j >= 0; j -= 1) {
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tr.step(toUndo.steps[j].invert(toUndo.docs[j]))
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}
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if (undoable.text) {
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const marks = tr.doc.resolve(undoable.from).marks()
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tr.replaceWith(undoable.from, undoable.to, state.schema.text(undoable.text, marks))
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} else {
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tr.delete(undoable.from, undoable.to)
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}
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}
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return true
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}
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}
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return false
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}
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