mirror of https://github.com/sveltejs/svelte
Rich Harris
7 months ago
commit
42e7e24714
@ -0,0 +1,5 @@
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---
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'svelte': minor
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---
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feat: SSR-safe ID generation with `$props.id()`
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@ -1,5 +0,0 @@
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---
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'svelte': patch
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---
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fix: ensure tracking returns true, even if in unowned
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@ -1 +1 @@
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<!--[--><a href="/foo">foo</a><!--]-->
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<!--[--><a href="/foo">foo</a> <a href="/foo">foo</a><!--]-->
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@ -1,19 +1,24 @@
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import { test } from '../../test';
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export default test({
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mode: ['client', 'server'],
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mode: ['client'],
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async test({ assert, target }) {
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const my_element = /** @type HTMLElement & { object: { test: true }; } */ (
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target.querySelector('my-element')
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);
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const my_link = /** @type HTMLAnchorElement & { object: { test: true }; } */ (
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target.querySelector('a')
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);
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assert.equal(my_element.getAttribute('string'), 'test');
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assert.equal(my_element.hasAttribute('object'), false);
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assert.deepEqual(my_element.object, { test: true });
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const my_link = /** @type HTMLAnchorElement & { object: { test: true }; } */ (
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target.querySelector('a')
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);
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assert.equal(my_link.getAttribute('string'), 'test');
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assert.equal(my_link.hasAttribute('object'), false);
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assert.deepEqual(my_link.object, { test: true });
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const [value1, value2] = target.querySelectorAll('value-element');
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assert.equal(value1.shadowRoot?.innerHTML, '<span>test</span>');
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assert.equal(value2.shadowRoot?.innerHTML, '<span>test</span>');
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}
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});
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@ -1,2 +1,22 @@
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<script module>
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customElements.define('value-element', class extends HTMLElement {
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constructor() {
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super();
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this.attachShadow({ mode: 'open' });
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}
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set value(v) {
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if (this.__value !== v) {
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this.__value = v;
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this.shadowRoot.innerHTML = `<span>${v}</span>`;
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}
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}
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});
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</script>
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<my-element string="test" object={{ test: true }}></my-element>
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<a is="my-link" string="test" object={{ test: true }}></a>
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<value-element value="test"></value-element>
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<value-element {...{value: "test"}}></value-element>
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@ -0,0 +1,25 @@
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import { flushSync } from 'svelte';
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import { test } from '../../test';
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export default test({
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async test({ assert, target }) {
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let [btn1, btn2] = target.querySelectorAll('button');
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btn1?.click();
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flushSync();
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btn2?.click();
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flushSync();
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btn1?.click();
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flushSync();
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btn1?.click();
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flushSync();
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assert.htmlEqual(
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target.innerHTML,
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`<button>linked.current</button>\n3\n<button>count</button>\n1`
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);
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}
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});
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@ -0,0 +1,18 @@
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<script>
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import { untrack } from 'svelte';
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let count = $state(0);
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let state = $state({current: count});
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let linked = $derived.by(() => {
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count;
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untrack(() => state.current = count);
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return untrack(() => state);
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});
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linked.current++;
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</script>
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<button onclick={() => linked.current++}>linked.current</button> {linked.current}
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<button onclick={() => count++}>count</button> {count}
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<script>
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let id = $props.id();
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</script>
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<p>{id}</p>
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@ -0,0 +1,61 @@
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import { flushSync } from 'svelte';
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import { test } from '../../test';
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export default test({
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test({ assert, target, variant }) {
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if (variant === 'dom') {
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assert.htmlEqual(
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target.innerHTML,
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`
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<button>toggle</button>
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<h1>c1</h1>
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<p>c2</p>
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<p>c3</p>
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<p>c4</p>
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`
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);
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} else {
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assert.htmlEqual(
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target.innerHTML,
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`
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<button>toggle</button>
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<h1>s1</h1>
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<p>s2</p>
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<p>s3</p>
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<p>s4</p>
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`
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);
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}
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let button = target.querySelector('button');
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flushSync(() => button?.click());
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if (variant === 'dom') {
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assert.htmlEqual(
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target.innerHTML,
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`
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<button>toggle</button>
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<h1>c1</h1>
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<p>c2</p>
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<p>c3</p>
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<p>c4</p>
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<p>c5</p>
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`
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);
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} else {
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// `c6` because this runs after the `dom` tests
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// (slightly brittle but good enough for now)
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assert.htmlEqual(
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target.innerHTML,
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`
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<button>toggle</button>
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<h1>s1</h1>
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<p>s2</p>
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<p>s3</p>
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<p>s4</p>
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<p>c6</p>
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`
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);
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}
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}
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});
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<script>
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import Child from './Child.svelte';
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let id = $props.id();
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let show = $state(false);
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</script>
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<button onclick={() => show = !show}>toggle</button>
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<h1>{id}</h1>
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<Child />
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<Child />
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<Child />
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{#if show}
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<Child />
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{/if}
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@ -0,0 +1 @@
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[]
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<script>
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class Test{
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#der = $derived({test: 0});
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set test(v){
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this.#der.test = 45;
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}
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}
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</script>
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@ -0,0 +1,14 @@
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[
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{
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"code": "constant_assignment",
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"message": "Cannot assign to derived state",
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"start": {
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"column": 3,
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"line": 6
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},
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"end": {
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"column": 29,
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"line": 6
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}
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}
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]
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<script>
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class Test{
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der = $derived({ test: 0 });
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set test(v){
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this["der"] = { test: 45 };
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}
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}
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</script>
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[
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{
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"code": "constant_assignment",
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"message": "Cannot assign to derived state",
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"start": {
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"column": 3,
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"line": 6
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},
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"end": {
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"column": 27,
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"line": 6
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}
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}
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]
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<script>
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class Test{
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#der = $derived({ test: 0 });
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set test(v){
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this.#der = { test: 45 };
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}
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}
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</script>
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@ -0,0 +1,14 @@
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[
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{
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"code": "constant_assignment",
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"message": "Cannot assign to derived state",
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"start": {
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"column": 3,
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"line": 6
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},
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"end": {
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"column": 26,
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"line": 6
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}
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}
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]
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@ -0,0 +1,9 @@
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<script>
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class Test{
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der = $derived({ test: 0 });
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set test(v){
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this.der = { test: 45 };
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}
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}
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</script>
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