feat(editor): add markdown presets, heading folding and external file refresh

2026-09-06 12:57:09 +08:00
parent 415efc4444
commit 8ad1db33f7
43 changed files with 901 additions and 54 deletions
@@ -0,0 +1,32 @@
+// @vitest-environment happy-dom
+import { expect, it } from 'vitest'
+import { Schema } from '@milkdown/kit/prose/model'
+import { EditorState, TextSelection } from '@milkdown/kit/prose/state'
+import { headingSections, headingFoldTransaction } from './headingFolding'
+
+const schema = new Schema({ nodes: {
+  doc: { content: 'block+' }, text: { group: 'inline' },
+  heading: { group: 'block', content: 'inline*', attrs: { level: { default: 1 } } },
+  paragraph: { group: 'block', content: 'inline*' },
+  blockquote: { group: 'block', content: 'block+' },
+} })
+const h = (level: number, text: string) => schema.nodes.heading!.create({ level }, schema.text(text))
+const p = (text: string) => schema.nodes.paragraph!.create(null, schema.text(text))
+it('ends sections at same-or-higher headings and confines nested quotes to their parent', () => {
+  const doc = schema.nodes.doc!.create(null, [h(1, 'A'), p('a'), h(2, 'B'), p('b'), h(1, 'C'), p('c'), schema.nodes.blockquote!.create(null, [h(2, 'D'), p('d')])])
+  const sections = headingSections(doc)
+  expect(sections.map(section => doc.nodeAt(section.from)?.textContent)).toEqual(['A', 'B', 'C', 'D'])
+  expect(sections[0]!.end).toBe(sections[2]!.from)
+  expect(sections[1]!.end).toBe(sections[2]!.from)
+  expect(sections[3]!.end).toBe(doc.content.size - 1)
+})
+it('moves the caret out of collapsed content without changing document content or history', () => {
+  const doc = schema.nodes.doc!.create(null, [h(1, 'A'), p('body'), h(1, 'B')])
+  const state = EditorState.create({ doc, selection: TextSelection.create(doc, 5) })
+  const tr = headingFoldTransaction(state, 'all')!
+  expect(tr.doc.eq(doc)).toBe(true)
+  expect(tr.docChanged).toBe(false)
+  expect(tr.selection.from).toBe(1)
+  expect(tr.getMeta('addToHistory')).toBe(false)
+  expect(headingSections(doc)).toHaveLength(1)
+})