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fix(extension-list): use item's own indent as base for ordered-list markdown nesting - #7998
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arnaugomez merged 2 commits intoJul 6, 2026
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…arkdown nesting Fixes ueberdosis#7966 The custom ordered-list markdown tokenizer's buildNestedStructure() was always called with a hardcoded baseIndent of 0. When the first collected list item's actual indentation was non-zero (e.g. a single leading space before the marker, which happens when a top-level ordered list is itself nested inside another list), the item's indent never matched baseIndent, so buildNestedStructure() produced zero items and the tokenizer bailed out (returned undefined). That fallback path does not run the item's content back through this extension's inline tokenizer, so markdown like ' 1. **bold** item' (leading space) parsed the whole remainder as literal text instead of producing a bold mark — while '1. **bold** item' (no leading space) worked correctly, since it happened to match the hardcoded baseIndent of 0. Fix: derive baseIndent from the first collected item's own indent instead of hardcoding it to 0. Verified by reverting only the one-line fix (keeping the new test) and confirming the test fails with the exact broken output described in the issue, then passes again with the fix restored. Full monorepo suite (1365 tests) passes with no regressions.
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arnaugomez
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arnaugomez
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| // The first collected item defines the indentation level of this list. | ||
| // Using a hardcoded 0 here meant an indented top-level list (e.g. one | ||
| // space before the marker, as can happen when nested inside another | ||
| // list) never matched its own indent in buildNestedStructure, silently | ||
| // produced zero items, and made this tokenizer bail out — falling back | ||
| // to marked's default list handling, which does not run this list's | ||
| // items back through this extension's inline tokenizer. | ||
| const items = buildNestedStructure(listItems, listItems[0].indent, lexer) |
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In the comment, do not mention how it was configured in the past
Using a hardcoded 0 here meant...
Instead, explain how it is configured now and why. For example, you can explain why it passes the indentation level of the list and not a hardcoded 0, and what would happen if we passed a hardcoded 0.
Addresses review feedback: the comment explained what the old (buggy) code did instead of describing the current code and why it's written this way.
arnaugomez
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Jul 6, 2026
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Fixes #7966.
Indented ordered list items lose inline formatting when parsed as markdown. Minimal repro from the issue:
manager.parse('1. bold item') -- correct: "bold" gets a bold mark
manager.parse(' 1. bold item') -- broken: literal text "bold item", no mark
The only difference is a single leading space before the marker (the case that occurs when a top-level ordered list is itself nested inside another list).
Root cause: OrderedList's custom markdown tokenizer (packages/extension-list/src/ordered-list/ordered-list.ts) calls buildNestedStructure(listItems, 0, lexer) with a hardcoded baseIndent of 0. collectOrderedListItems() correctly records each item's actual indentation (indent: 1 for a line with one leading space), but buildNestedStructure() only includes an item if item.indent === baseIndent. With the hardcoded 0, an indented top-level item never matches its own list's base indent, so buildNestedStructure() silently returns zero items and the tokenizer bails out. That fallback path skips this extension's inline tokenizer, so bold/italic markup ends up as literal text.
I confirmed this by logging the intermediate arrays: for ' 1. bold item', listItems[0].indent is 1, buildNestedStructure(listItems, 0, lexer) returns [], and the tokenizer falls back -- reproducing the exact broken output from the issue.
Fix: derive baseIndent from the first collected item's own indent instead of hardcoding it to 0.
Tests: added a test to packages/extension-list/tests/orderedListType.spec.ts asserting that the indented and non-indented inputs parse to identical JSON, both with the bold mark applied. Verified the test actually catches the bug by reverting only the one-line fix (keeping the test) and confirming it fails with the exact broken output described in the issue, then restoring the fix and confirming it passes. Full monorepo suite (1365 tests) passes with no regressions.
Added a patch-level changeset for @tiptap/extension-list.