discourse/app/assets
Jarek Radosz 4f423fa548
PERF: Improve to-markdown speed, update the code (#16939)
## `to-markdown` function performance improvement

### Small example

```html
<span>test</span>
```

Before: 63 `Tag` objects created; 4,090 ops/sec ±2.77%
After: 1 `Tag` object created; 151,707 ops/sec ±2.64%

### Large example

```html
<div>
  <p>lorem <b>ipsum</b></p>
  <p>lorem <b>ipsum</b></p>
  <p>lorem <b>ipsum</b></p>
  <p>lorem <b>ipsum</b></p>
  <p>lorem <b>ipsum</b></p>

  <aside class="quote no-group">
    <blockquote>
      <aside class="quote no-group">
        <blockquote>
          <p dir="ltr">test</p>
        </blockquote>
      </aside>
      <p dir="ltr">test2</p>
    </blockquote>
  </aside>

  <div>
    <p><span>test</span> <span>test</span> <span>test</span></p>
    <p><span>test</span> <span>test</span> <span>test</span></p>
    <p><span>test</span> <span>test</span> <span>test</span></p>
    <p><span>test</span> <span>test</span> <span>test</span></p>
    <p><span>test</span> <span>test</span> <span>test</span></p>
  </div>
</div>
```

Before: 2394 `Tag` objects created; 179 ops/sec ±2.35%
After: 38 `Tag` objects created; 4,346 ops/sec ±2.62%

### Note

discourse-spoiler-alert ~~needs~~ (needed) to be updated as it modifies to-markdown code.

### Included commits

* DEV: Minor code transforms
* PERF: Don't create unnecessary Tag instances
* DEV: Remove a now obsolete constructor argument
* DEV: Rename constant
* DEV: Use built-in functions, string interpolation
* DEV: De-jQuerify
2022-05-31 13:17:08 +02:00
..
images FEATURE: Update push notification icons (#16206) 2022-03-16 16:21:44 -03:00
javascripts PERF: Improve to-markdown speed, update the code (#16939) 2022-05-31 13:17:08 +02:00
stylesheets UX: update chat menu popover styling (#16955) 2022-05-31 09:51:50 +02:00