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‎.changeset/afraid-dogs-matter.md

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'svelte': patch
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fix: align `beforeUpdate`/`afterUpdate` behavior better with that in Svelte 4

‎.changeset/famous-pants-pay.md

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chore: bump zimmerframe to fix bugs introduced in previous version

‎.changeset/forty-suns-smile.md

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fix: properly analyze group expressions

‎.changeset/friendly-candles-relate.md

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fix: allow `let:` directives on slot elements

‎.changeset/long-lobsters-mate.md

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fix: use hybrid scoping strategy for consistent specificity increase

‎.changeset/loud-ravens-drop.md

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fix: handle nested script tags

‎.changeset/mighty-files-hammer.md

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fix: throw validation error when binding to each argument in runes mode

‎.changeset/odd-taxis-retire.md

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fix: disallow exporting props, derived and reassigned state from within components

‎.changeset/olive-seals-sell.md

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chore: bump zimmerframe to resolve AST-traversal-related bugs

‎.changeset/olive-socks-kick.md

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fix: repair each block length mismatches during hydration

‎.changeset/pink-mayflies-tie.md

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fix: make CSS animation declaration transformation more robust

‎.changeset/pre.json

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"svelte.dev": "1.0.0"
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},
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"changesets": [
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"afraid-dogs-matter",
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"afraid-moose-matter",
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"angry-books-jam",
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"angry-plums-punch",
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"fair-pianos-talk",
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"famous-falcons-melt",
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"famous-knives-sneeze",
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"famous-pants-pay",
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"fast-weeks-clean",
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"few-mugs-fail",
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"fifty-rice-wait",
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"forty-comics-invent",
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"forty-dolls-wave",
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"forty-peaches-unite",
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"forty-suns-smile",
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"four-flies-hammer",
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"fresh-weeks-trade",
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"friendly-candles-relate",
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"friendly-lies-camp",
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"funny-wombats-argue",
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"gentle-sheep-hug",
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"light-pens-watch",
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"long-buckets-lay",
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"long-crews-return",
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"long-lobsters-mate",
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"loud-cheetahs-flow",
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"loud-ravens-drop",
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"lovely-carpets-lick",
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"lovely-items-turn",
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"lovely-rules-eat",
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"lucky-schools-hang",
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"lucky-toes-begin",
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"many-trees-fix",
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"mighty-files-hammer",
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"moody-frogs-exist",
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"moody-owls-cry",
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"nasty-lions-double",
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"odd-needles-joke",
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"odd-schools-wait",
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"odd-shoes-cheat",
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"odd-taxis-retire",
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"old-flies-jog",
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"old-houses-drum",
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"old-mails-sneeze",
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"old-oranges-compete",
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"olive-kangaroos-brake",
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"olive-seals-sell",
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"olive-shirts-complain",
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"olive-socks-kick",
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"orange-dingos-poke",
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"pink-mayflies-tie",
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"polite-dolphins-care",
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"polite-pumpkins-guess",
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"polite-ravens-study",
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"quiet-crabs-nail",
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"quiet-timers-speak",
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"rare-pears-whisper",
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"rare-worms-hunt",
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"real-guests-do",
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"real-items-suffer",
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"red-doors-own",
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"shiny-baboons-play",
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"shiny-shrimps-march",
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"short-buses-camp",
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"silent-apes-report",
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"silver-points-approve",
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"sixty-items-crash",
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"slimy-clouds-talk",
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"slimy-laws-explode",
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"spotty-spiders-compare",
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"stale-books-perform",
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"stale-comics-look",
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"strange-apricots-happen",
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"strong-gifts-smoke",
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"strong-lemons-provide",
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"strong-pans-doubt",
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"sweet-mangos-beg",
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"sweet-pens-sniff",
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"swift-donkeys-perform",
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"swift-fans-stare",
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"swift-feet-juggle",
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"swift-seahorses-deliver",
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"tall-books-grin",
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"thirty-pears-hug",
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"thirty-wombats-relax",
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"three-camels-sell",
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"three-icons-trade",
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"three-suits-grin",
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"tidy-buses-whisper",
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"tidy-starfishes-allow",
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"two-falcons-buy",
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"unlucky-boxes-obey",
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"unlucky-trees-lick",
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"violet-pigs-jam",
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"wet-games-fly",
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‎.changeset/rare-worms-hunt.md

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‎.changeset/silent-apes-report.md

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‎.changeset/silver-points-approve.md

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fix: improve indexed each array reconcilation

‎.changeset/strange-apricots-happen.md

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fix: set `open` binding value in `<details>`

‎.changeset/swift-feet-juggle.md

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‎.changeset/three-icons-trade.md

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fix: run `onDestroy` callbacks during SSR

‎.changeset/violet-pigs-jam.md

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fix: add compiler error for each block mutations in runes mode

‎documentation/blog/2023-09-20-runes.md

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You can't use Svelte 5 in production yet. We're in the thick of it at the moment and can't tell you when it'll be ready to use in your apps.
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But we didn't want to leave you hanging. We've created a [preview site](https://svelte-5-preview.vercel.app) with detailed explanations of the new features and an interactive playground. You can also visit the `#svelte-5-runes` channel of the [Svelte Discord](/chat) to learn more. We'd love to have your feedback!
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But we didn't want to leave you hanging. We've created a [preview site](https://svelte-5-preview.vercel.app) with detailed explanations of the new features and an interactive playground. You can also visit the `#svelte-5-alpha` channel of the [Svelte Discord](/chat) to learn more. We'd love to have your feedback!

‎packages/svelte/CHANGELOG.md

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# svelte
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## 5.0.0-next.52
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### Patch Changes
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- fix: use hybrid scoping strategy for consistent specificity increase ([#10443](https://github.com/sveltejs/svelte/pull/10443))
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- fix: throw validation error when binding to each argument in runes mode ([#10441](https://github.com/sveltejs/svelte/pull/10441))
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- fix: make CSS animation declaration transformation more robust ([#10432](https://github.com/sveltejs/svelte/pull/10432))
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- fix: handle sole empty expression tags ([#10433](https://github.com/sveltejs/svelte/pull/10433))
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## 5.0.0-next.51
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### Patch Changes
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- fix: align `beforeUpdate`/`afterUpdate` behavior better with that in Svelte 4 ([#10408](https://github.com/sveltejs/svelte/pull/10408))
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- fix: disallow exporting props, derived and reassigned state from within components ([#10430](https://github.com/sveltejs/svelte/pull/10430))
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- fix: improve indexed each array reconcilation ([#10422](https://github.com/sveltejs/svelte/pull/10422))
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- fix: add compiler error for each block mutations in runes mode ([#10428](https://github.com/sveltejs/svelte/pull/10428))
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## 5.0.0-next.50
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### Patch Changes
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- fix: set `open` binding value in `<details>` ([#10413](https://github.com/sveltejs/svelte/pull/10413))
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## 5.0.0-next.49
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### Patch Changes
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- fix: properly analyze group expressions ([#10410](https://github.com/sveltejs/svelte/pull/10410))
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- fix: handle nested script tags ([#10416](https://github.com/sveltejs/svelte/pull/10416))
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- fix: only update lazy properties that have actually changed ([#10415](https://github.com/sveltejs/svelte/pull/10415))
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- fix: correctly determine binding scope of `let:` directives ([#10395](https://github.com/sveltejs/svelte/pull/10395))
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- fix: run `onDestroy` callbacks during SSR ([#10297](https://github.com/sveltejs/svelte/pull/10297))
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## 5.0.0-next.48
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### Patch Changes
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- chore: bump zimmerframe to fix bugs introduced in previous version ([#10405](https://github.com/sveltejs/svelte/pull/10405))
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## 5.0.0-next.47
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### Patch Changes
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- chore: bump zimmerframe to resolve AST-traversal-related bugs ([`b63ab91c7b92ecec6e7e939d6d509fc3008cf048`](https://github.com/sveltejs/svelte/commit/b63ab91c7b92ecec6e7e939d6d509fc3008cf048))
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## 5.0.0-next.46
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### Patch Changes
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- fix: allow `let:` directives on slot elements ([#10391](https://github.com/sveltejs/svelte/pull/10391))
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- fix: repair each block length mismatches during hydration ([#10398](https://github.com/sveltejs/svelte/pull/10398))
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## 5.0.0-next.45
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### Patch Changes

‎packages/svelte/elements.d.ts

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fetchpriority?: 'auto' | 'high' | 'low' | undefined | null;
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‎packages/svelte/package.json

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"name": "svelte",
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‎packages/svelte/src/compiler/errors.js

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'invalid-state-export': () =>
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`Cannot export state if it is reassigned. Either export a function returning the state value or only mutate the state value's properties`,
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`Cannot export derived state. To expose the current derived value, export a function returning its value`,
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'invalid-prop-export': () =>
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`Cannot export properties. To expose the current value of a property, export a function returning its value`,
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'invalid-runes-mode-import': (name) => `${name} cannot be used in runes mode`,
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'duplicate-props-rune': () => `Cannot use $props() more than once`,
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'invalid-each-assignment': () =>
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'invalid-slot-element-attribute': () =>
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‎packages/svelte/src/compiler/phases/1-parse/read/context.js

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‎packages/svelte/src/compiler/phases/1-parse/state/element.js

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