Read two lists a link reference definition parts as two lists, and put the changelog's breaking entries first

src/markdown/parse/blocks.ts

@@ -75,6 +75,8 @@ type ContainerStack = {
 
 type Walk = ParsedBlocks & {
   claims: Claims
+  // The block a paragraph of link reference definitions alone last closed after, which ends a list as any block does.
+  definedAfter: Block | undefined
   leaf: OpenLeaf | undefined
   leafOpeners: Map<Block[], Map<string, LeafOpener>>
   position: SourcePosition
@@ -89,6 +91,7 @@ export function parseBlocks(markdown: string, claims: Claims): ParsedBlocks {
   const walk: Walk = {
     blocks: [],
     claims,
+    definedAfter: undefined,
     definitions: new Map(),
     leaf: undefined,
     leafOpeners: new Map(),
@@ -251,7 +254,7 @@ function openedList(walk: Walk, start: Extract<ContainerStart, { kind: 'item' }>
   if (!start.fresh) return start.list
   const blocks = currentBlocks(walk)
   const previous = blocks.at(-1)
-  if ((previous?.kind === 'bulletList' || previous?.kind === 'orderedList') && continuesList(previous, start.list)) return previous
+  if ((previous?.kind === 'bulletList' || previous?.kind === 'orderedList') && previous !== walk.definedAfter && continuesList(previous, start.list)) return previous
   blocks.push(start.list)
   return start.list
 }
@@ -514,7 +517,10 @@ function takeParagraph(walk: Walk): Extract<Block, { kind: 'paragraph' }> | unde
   if (leaf?.kind !== 'paragraph') return undefined
   walk.leaf = undefined
   const text = readLinkDefinitions(walk.definitions, leaf.lines.join('\n'))
-  if (text === '') return undefined
+  if (text === '') {
+    walk.definedAfter = currentBlocks(walk).at(-1)
+    return undefined
+  }
   const kept = leaf.positions[leaf.lines.length - text.split('\n').length]
   return { kind: 'paragraph', position: kept ?? leaf.position, text }
 }

src/markdown/parse/markdown-to-adf.test.ts

@@ -673,10 +673,18 @@ test('reads a bullet list, the marker width setting the continuation', () => {
   assert.deepEqual(content(losslessMarkdownToAdf('-     Code.\n')), [bulletList(item({ content: [text('Code.')], type: 'codeBlock' }))])
   assert.deepEqual(content(losslessMarkdownToAdf('- a\n-\n\n- c\n')), [bulletList(item(paragraph('a')), item(), item(paragraph('c')))])
   assert.deepEqual(content(losslessMarkdownToAdf('- a\n1. b\n')), [bulletList(item(paragraph('a'))), orderedList(1, item(paragraph('b')))])
-  assert.deepEqual(content(losslessMarkdownToAdf('- a\n\n[r]: /u\n\n- b\n')), [bulletList(item(paragraph('a')), item(paragraph('b')))])
   assert.deepEqual(content(losslessMarkdownToAdf('-\n\n  Part.\n')), [bulletList(item()), paragraph('Part.')])
 })
 
+test('reads two lists a link reference definition parts as two lists, in every reader', () => {
+  for (const read of [commonMarkToAdf, losslessMarkdownToAdf, portableMarkdownToAdf]) {
+    assert.deepEqual(content(read('- a\n\n[r]: /u\n\n- b\n')), [bulletList(item(paragraph('a'))), bulletList(item(paragraph('b')))])
+    assert.deepEqual(content(read('- a\n\n[r]: /u\n- b\n')), [bulletList(item(paragraph('a'))), bulletList(item(paragraph('b')))])
+    assert.deepEqual(content(read('-\n\n[r]: /u\n\n- b\n')), [bulletList(item()), bulletList(item(paragraph('b')))])
+    assert.deepEqual(content(read('- a\n\n  [r]: /u\n- b\n')), [bulletList(item(paragraph('a')), item(paragraph('b')))])
+  }
+})
+
 test('reads an ordered list, its first marker the order attribute', () => {
   assert.deepEqual(content(losslessMarkdownToAdf('9. Bolt M8\n10. Nut M8\n')), [orderedList(9, item(paragraph('Bolt M8')), item(paragraph('Nut M8')))])
   assert.deepEqual(content(losslessMarkdownToAdf('1) Loosen the clamp\n')), [orderedList(1, item(paragraph('Loosen the clamp')))])