Fix bug with trailing indented lines after lists

wooorm · wooorm · commit 70b1fa5baa3f · 2025-02-05T12:38:05.000+01:00
Closes micromarkGH-114.
diff --git a/example.js b/example.js
diff --git a/packages/micromark-util-subtokenize/dev/index.js b/packages/micromark-util-subtokenize/dev/index.js
@@ -109,7 +109,10 @@ export function subtokenize(eventsArray) {
             otherEvent[1].type = types.lineEnding
             lineIndex = otherIndex
           }
-        } else if (otherEvent[1].type === types.linePrefix) {
+        } else if (
+          otherEvent[1].type === types.linePrefix ||
+          otherEvent[1].type === types.listItemIndent
+        ) {
           // Move past.
         } else {
           break
diff --git a/test/io/document/list-item.js b/test/io/document/list-item.js
@@ -795,6 +795,34 @@ test('list-item', async function (t) {
     }
   )
 
+  await t.test('should ignore trailing whitespace (1)', async function () {
+    assert.equal(
+      micromark('* a\n* b\n\n\n'),
+      '<ul>\n<li>a</li>\n<li>b</li>\n</ul>\n'
+    )
+  })
+
+  await t.test('should ignore trailing whitespace (2)', async function () {
+    assert.equal(
+      micromark('* a\n* b\n \n\n'),
+      '<ul>\n<li>a</li>\n<li>b</li>\n</ul>\n'
+    )
+  })
+
+  await t.test('should ignore trailing whitespace (3)', async function () {
+    assert.equal(
+      micromark('* a\n* b\n\n \n'),
+      '<ul>\n<li>a</li>\n<li>b</li>\n</ul>\n'
+    )
+  })
+
+  await t.test('should ignore trailing whitespace (4)', async function () {
+    assert.equal(
+      micromark('* a\n* b\n \n \n'),
+      '<ul>\n<li>a</li>\n<li>b</li>\n</ul>\n'
+    )
+  })
+
   await t.test('should support turning off lists', async function () {
     assert.equal(
       micromark('- one\n\n two', {extensions: [{disable: {null: ['list']}}]}),
