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Fix fence-like lines outside the container of an open code fence #470

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Fix fence-like lines outside the container of an open code fence #470

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2 changes: 1 addition & 1 deletion src/md4c.c
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Original file line number Diff line number Diff line change
Expand Up @@ -6752,7 +6752,7 @@ md_analyze_line(MD_CTX* ctx, OFF beg, OFF* p_end,

while(true) {
/* Check whether we are fenced code continuation. */
if(pivot_line->type == MD_LINE_FENCEDCODE) {
if(pivot_line->type == MD_LINE_FENCEDCODE && n_parents == ctx->n_containers) {
line->beg = off;

/* We are another MD_LINE_FENCEDCODE unless we are closing fence
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51 changes: 51 additions & 0 deletions test/regressions.txt
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Expand Up @@ -1585,6 +1585,57 @@ Closing the empty item must keep the remaining block quote markers consumed.
</blockquote>
````````````````````````````````

## Fence-like line outside the container of an open code fence

A line which does not continue the container (block quote or list item)
holding an open code fence ends that container, so it cannot close the
fence, and it must not be eaten either.

```````````````````````````````` example
> ```
> code
```
after
.
<blockquote>
<pre><code>code
</code></pre>
</blockquote>
<pre><code>after
</code></pre>
````````````````````````````````

```````````````````````````````` example
- ```
code
```
after
.
<ul>
<li>
<pre><code>code
</code></pre>
</li>
</ul>
<pre><code>after
</code></pre>
````````````````````````````````

```````````````````````````````` example
> ```
> code
``
after
.
<blockquote>
<pre><code>code
</code></pre>
</blockquote>
<p>``
after</p>
````````````````````````````````


## [PR 443](https://github.com/mity/md4c/pull/443)

DEL (U+007F) is a control character, so it ends an unbracketed link destination
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