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fix(editor): html parsing support for unquoted attributes - #1591
Alexander6060 merged 9 commits into
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Included review availability: Your plan includes up to 1 review per rolling hour; 0 remain after this review. WalkthroughLowercase MDX components now support qualifying unquoted HTML attribute values. The tokenizer tracks pending values, validates delimiters and incomplete assignments, handles self-closing tags, and applies flow-specific claim rules. Inline lowercase tags can complete after their opening tags. Tests cover MDXish, legacy RMDX, flow and inline tags, malformed assignments, nesting, formatting, and parsed output. Merge Risk: ⚪ Minimal · up to This change adds support for valid unquoted HTML attribute values while preserving existing parsing behavior through focused regression coverage; no actionable merge-blocking risk remains beyond normal checks and review. Warning There were issues while running some tools. Please review the errors and either fix the tool's configuration or disable the tool if it's a critical failure. 🔧 ESLint
__tests__/lib/mdxish/utils/mdxish-component-tag-parser.test.tsOops! Something went wrong! :( ESLint: 8.57.1 Error: Error while loading rule ' __tests__/lib/micromark/mdx-component.test.tsOops! Something went wrong! :( ESLint: 8.57.1 Error: Error while loading rule ' Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out. Comment |
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Actionable comments posted: 2
🤖 Prompt for all review comments with AI agents
Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.
Inline comments:
In `@__tests__/lib/mdxish/utils/mdxish-component-tag-parser.test.ts`:
- Around line 456-471: Add direct parser-level assertions for unquoted
attributes that verify both flow and text AST output, rather than only the final
MDXish HAST; apply equivalent coverage to the RMDX engine. Extend the regression
cases for RM-16375 to cover malformed assignments, self-closing tags, whitespace
and line-ending variants, forbidden value delimiters, emphasis variants,
escapes, nesting, blank lines, and formatting differences, naming or labeling
the cases with RM-16375.
In `@lib/micromark/mdx-component/syntax.ts`:
- Around line 96-98: Update the comment near inUnquotedAttr to remove the claim
that CommonMark disallows `/` in unquoted HTML attribute values, while retaining
the accurate explanation about lowercase tags, JSX attribute expressions, and
URL handling.
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__tests__/lib/mdxish/utils/mdxish-component-tag-parser.test.tslib/micromark/mdx-component/syntax.ts
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Actionable comments posted: 1
🤖 Prompt for all review comments with AI agents
Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.
Inline comments:
In `@__tests__/lib/mdxish/utils/mdxish-component-tag-parser.test.ts`:
- Around line 458-476: The RM-16375 regression matrix is incomplete for emphasis
variants, escaped opening tags, nesting, blank lines, whitespace, and formatting
differences. In
__tests__/lib/mdxish/utils/mdxish-component-tag-parser.test.ts:458-476, extend
the shared describe.each coverage so every required edge case has explicit
expected output for both MDXish and legacy RMDX. In
__tests__/lib/micromark/mdx-component.test.ts:28-74, add matching assertions for
claim and MDAST behavior in both flow and text contexts, including all required
edge cases.
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__tests__/lib/mdxish/utils/mdxish-component-tag-parser.test.ts__tests__/lib/micromark/mdx-component.test.tslib/micromark/mdx-component/syntax.ts
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CodeRabbit considers these linked repositories for cross-repo context during reviews:
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🚧 Files skipped from review as they are similar to previous changes (1)
- lib/micromark/mdx-component/syntax.ts
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eaglethrost
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Approach & testing looks good! But found some regression cases because of the extended rule:
- These cases now swallow the
<>parts: "Pass <key=value> to the CLI.", "Compare <a = b> and <c = d>." - PascalCase components with =, ", ', or
in an unquoted value drop out of the parser (e.g.<Image src=https://example.com/a.png?w=1 align=center />` would now split out the src as an autolink breaking the component - In this example, the 2 lines no longer are wrapped in paragraphs:
<div id=a>
para one
para two
</div>
Good catch, implemented here Here are some screenshots: |
 [Medium impact] The PR appears safe to merge; no new blocking issues were found. Reviews (5) · Last reviewed commit: "fix: address greptile" · Reviewed by Greptile |
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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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Dismissed because a newer commit was pushed; Greptile will re-review the current head.
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…n-native-html-tags
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This PR was released!🚀 Changes included in v16.2.2 |
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3 participants
🎯 What does this PR do?
<a href=https://example.com>./, so any URL value failed the tag, which then stayed text and was split by GFM autolinking.html-open-tag.ts, a small inline construct that recognises a single native HTML opening tag with an unquoted value (CommonMark open-tag grammar, but/allowed in values). It runs after the JSX construct and leaves the element body to the inline parser./>, so a/inside a value (<div data-url=https://…>) no longer blocks the existing block-tag claim. Otherwise the scanner is unchanged fromnext.pre,script,textarea) stay with html-flow,<input.value=foo>-style prose stays text, and brace-bearing tags like<a title={…} href=…>are still claimed as one JSX element.unquoted-html-attributesregression fixture.Known limitation:
=is still invalid in unquoted values (per CommonMark), so<a href=https://example.com?a=b>is not claimed. Quote the value in that case.🧪 QA tips
<a href=https://example.com>Example</a>and confirm it renders as a link tohttps://example.com.classvalues work on inline and block tags, such as<span class=example>and<div class=example>.Pass <input.value=foo> to the CLI.stays as visible text.<pre class=x>with a backticked</pre>in its body still renders as a heading.📸 Screenshot