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chore: speed up regex (#11922)
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Svelte 4 version of #11918
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dummdidumm authored Jun 6, 2024
1 parent 32ebc46 commit dbe6057
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5 changes: 5 additions & 0 deletions .changeset/cyan-bears-refuse.md
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'svelte': patch
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chore: speed up regex
4 changes: 2 additions & 2 deletions packages/svelte/src/compiler/preprocess/index.js
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Expand Up @@ -253,9 +253,9 @@ function stringify_tag_attributes(attributes) {
}

const regex_style_tags =
/<!--[^]*?-->|<style((?:\s+[^=>'"\/]+=(?:"[^"]*"|'[^']*'|[^>\s]+)|\s+[^=>'"\/]+)*\s*)(?:\/>|>([\S\s]*?)<\/style>)/g;
/<!--[^]*?-->|<style((?:\s+[^=>'"\/\s]+=(?:"[^"]*"|'[^']*'|[^>\s]+)|\s+[^=>'"\/\s]+)*\s*)(?:\/>|>([\S\s]*?)<\/style>)/g;
const regex_script_tags =
/<!--[^]*?-->|<script((?:\s+[^=>'"\/]+=(?:"[^"]*"|'[^']*'|[^>\s]+)|\s+[^=>'"\/]+)*\s*)(?:\/>|>([\S\s]*?)<\/script>)/g;
/<!--[^]*?-->|<script((?:\s+[^=>'"\/\s]+=(?:"[^"]*"|'[^']*'|[^>\s]+)|\s+[^=>'"\/\s]+)*\s*)(?:\/>|>([\S\s]*?)<\/script>)/g;

/**
* Calculate the updates required to process all instances of the specified tag.
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