mirror of https://github.com/sveltejs/svelte
Simon Holthausen
3 years ago
commit
85112df998
@ -0,0 +1,28 @@
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const items = [ { id: 'a' }, { id: 'b' } ];
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export default {
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props: {
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foo: null,
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items
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},
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test({ assert, component, target }) {
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const select = target.querySelector( 'select' );
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const options = target.querySelectorAll( 'option' );
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assert.equal( options[0].selected, true );
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assert.equal( options[0].disabled, true );
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assert.equal( options[1].selected, false );
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assert.equal( options[1].disabled, false );
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// placeholder option value must be blank string for native required field validation
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assert.equal( options[0].value, '' );
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assert.equal( select.checkValidity(), false );
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component.foo = items[0];
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assert.equal( options[0].selected, false );
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assert.equal( options[1].selected, true );
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assert.equal( select.checkValidity(), true );
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}
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};
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@ -0,0 +1,11 @@
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<script>
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export let foo;
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export let items;
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</script>
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<select bind:value={foo} required>
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<option value={null} disabled>Select an option</option>
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{#each items as item}
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<option value={item}>{item.id}</option>
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{/each}
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</select>
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@ -0,0 +1,153 @@
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import type { Action, ActionReturn } from '$runtime/action';
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// ---------------- Action
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const href: Action<HTMLAnchorElement> = (node) => {
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node.href = '';
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// @ts-expect-error
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node.href = 1;
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};
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href;
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const required: Action<HTMLElement, boolean> = (node, param) => {
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node;
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param;
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};
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required(null as any, true);
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// @ts-expect-error (only in strict mode) boolean missing
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required(null as any);
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// @ts-expect-error no boolean
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required(null as any, 'string');
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const required1: Action<HTMLElement, boolean> = (node, param) => {
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node;
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param;
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return {
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update: (p) => p === true,
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destroy: () => {}
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};
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};
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required1;
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const required2: Action<HTMLElement, boolean> = (node) => {
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node;
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};
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required2;
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const required3: Action<HTMLElement, boolean> = (node, param) => {
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node;
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param;
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return {
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// @ts-expect-error comparison always resolves to false
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update: (p) => p === 'd',
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destroy: () => {}
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};
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};
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required3;
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const optional: Action<HTMLElement, boolean | undefined> = (node, param?) => {
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node;
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param;
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};
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optional(null as any, true);
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optional(null as any);
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// @ts-expect-error no boolean
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optional(null as any, 'string');
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const optional1: Action<HTMLElement, boolean | undefined> = (node, param?) => {
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node;
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param;
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return {
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update: (p) => p === true,
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destroy: () => {}
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};
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};
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optional1;
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const optional2: Action<HTMLElement, boolean | undefined> = (node) => {
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node;
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};
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optional2;
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const optional3: Action<HTMLElement, boolean | undefined> = (node, param) => {
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node;
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param;
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};
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optional3;
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const optional4: Action<HTMLElement, boolean | undefined> = (node, param?) => {
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node;
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param;
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return {
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// @ts-expect-error comparison always resolves to false
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update: (p) => p === 'd',
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destroy: () => {}
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};
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};
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optional4;
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const no: Action<HTMLElement, never> = (node) => {
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node;
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};
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// @ts-expect-error second param
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no(null as any, true);
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no(null as any);
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// @ts-expect-error second param
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no(null as any, 'string');
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const no1: Action<HTMLElement, never> = (node) => {
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node;
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return {
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destroy: () => {}
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};
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};
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no1;
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// @ts-expect-error param given
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const no2: Action<HTMLElement, never> = (node, param?) => {};
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no2;
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// @ts-expect-error param given
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const no3: Action<HTMLElement, never> = (node, param) => {};
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no3;
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// @ts-expect-error update method given
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const no4: Action<HTMLElement, never> = (node) => {
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return {
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update: () => {},
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destroy: () => {}
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};
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};
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no4;
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// ---------------- ActionReturn
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const requiredReturn: ActionReturn<string> = {
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update: (p) => p.toString()
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};
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requiredReturn;
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const optionalReturn: ActionReturn<boolean | undefined> = {
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update: (p) => {
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p === true;
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// @ts-expect-error could be undefined
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p.toString();
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}
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};
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optionalReturn;
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const invalidProperty: ActionReturn = {
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// @ts-expect-error invalid property
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invalid: () => {}
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};
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invalidProperty;
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type Attributes = ActionReturn<never, { a: string; }>['$$_attributes'];
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const attributes: Attributes = { a: 'a' };
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attributes;
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// @ts-expect-error wrong type
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const invalidAttributes1: Attributes = { a: 1 };
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invalidAttributes1;
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// @ts-expect-error missing prop
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const invalidAttributes2: Attributes = {};
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invalidAttributes2;
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@ -0,0 +1,43 @@
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import { createEventDispatcher } from '$runtime/internal/lifecycle';
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const dispatch = createEventDispatcher<{
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loaded: never
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change: string
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valid: boolean
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optional: number | null
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}>();
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// @ts-expect-error: dispatch invalid event
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dispatch('some-event');
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dispatch('loaded');
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dispatch('loaded', null);
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dispatch('loaded', undefined);
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dispatch('loaded', undefined, { cancelable: true });
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// @ts-expect-error: no detail accepted
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dispatch('loaded', 123);
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// @ts-expect-error: detail not provided
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dispatch('change');
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dispatch('change', 'string');
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dispatch('change', 'string', { cancelable: true });
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// @ts-expect-error: wrong type of detail
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dispatch('change', 123);
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// @ts-expect-error: wrong type of detail
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dispatch('change', undefined);
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dispatch('valid', true);
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dispatch('valid', true, { cancelable: true });
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// @ts-expect-error: wrong type of detail
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dispatch('valid', 'string');
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dispatch('optional');
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dispatch('optional', 123);
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dispatch('optional', 123, { cancelable: true });
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dispatch('optional', null);
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dispatch('optional', undefined);
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dispatch('optional', undefined, { cancelable: true });
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// @ts-expect-error: wrong type of optional detail
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dispatch('optional', 'string');
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// @ts-expect-error: wrong type of option
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dispatch('optional', undefined, { cancelabled: true });
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@ -0,0 +1,58 @@
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import { onMount } from '$runtime/index';
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// sync and no return
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onMount(() => {
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console.log('mounted');
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});
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// sync and return value
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onMount(() => {
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return 'done';
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});
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// sync and return sync
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onMount(() => {
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return () => {
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return 'done';
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};
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});
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// sync and return async
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onMount(() => {
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return async () => {
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const res = await fetch('');
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return res;
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};
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});
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// async and no return
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onMount(async () => {
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await fetch('');
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});
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// async and return value
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onMount(async () => {
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const res = await fetch('');
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return res;
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});
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// @ts-expect-error async and return sync
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onMount(async () => {
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return () => {
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return 'done';
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};
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});
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// @ts-expect-error async and return async
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onMount(async () => {
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return async () => {
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const res = await fetch('');
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return res;
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};
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});
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// @ts-expect-error async and return any
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onMount(async () => {
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const a: any = null as any;
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return a;
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});
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@ -0,0 +1,16 @@
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{
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"extends": "../../tsconfig.json",
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"compilerOptions": {
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"rootDir": "../..",
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"baseUrl": "../../",
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"paths": {
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"$runtime/*": ["src/runtime/*"]
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},
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// enable strictest options
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"allowUnreachableCode": false,
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"noFallthroughCasesInSwitch": true,
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"noImplicitReturns": true,
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"strict": true,
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},
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"include": ["."]
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}
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@ -0,0 +1,14 @@
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<!-- VALID -->
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<div role="presentation" on:mouseup={() => {}} />
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<div role="button" tabindex="-1" on:click={() => {}} on:keypress={() => {}} />
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<div role="listitem" aria-hidden on:click={() => {}} on:keypress={() => {}} />
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<button on:click={() => {}} />
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<h1 contenteditable="true" on:keydown={() => {}}>Heading</h1>
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<h1>Heading</h1>
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<!-- INVALID -->
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<div role="listitem" on:mousedown={() => {}} />
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<h1 on:click={() => {}} on:keydown={() => {}}>Heading</h1>
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<h1 role="banner" on:keyup={() => {}}>Heading</h1>
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<p on:keypress={() => {}} />
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<div role="paragraph" on:mouseup={() => {}} />
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@ -0,0 +1,62 @@
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[
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{
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"code": "a11y-no-noninteractive-element-interactions",
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"end": {
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"column": 47,
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"line": 10
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},
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"message": "A11y: Non-interactive element <div> should not be assigned mouse or keyboard event listeners.",
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"start": {
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"column": 0,
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"line": 10
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}
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},
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{
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"code": "a11y-no-noninteractive-element-interactions",
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"end": {
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"column": 58,
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"line": 11
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},
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"message": "A11y: Non-interactive element <h1> should not be assigned mouse or keyboard event listeners.",
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"start": {
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"column": 0,
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"line": 11
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}
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},
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{
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"code": "a11y-no-noninteractive-element-interactions",
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"end": {
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"column": 50,
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"line": 12
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},
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"message": "A11y: Non-interactive element <h1> should not be assigned mouse or keyboard event listeners.",
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"start": {
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"column": 0,
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"line": 12
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}
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},
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{
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"code": "a11y-no-noninteractive-element-interactions",
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"end": {
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"column": 28,
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"line": 13
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},
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"message": "A11y: Non-interactive element <p> should not be assigned mouse or keyboard event listeners.",
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"start": {
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"column": 0,
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"line": 13
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}
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},
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{
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"code": "a11y-no-noninteractive-element-interactions",
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"end": {
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"column": 46,
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"line": 14
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},
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"message": "A11y: Non-interactive element <div> should not be assigned mouse or keyboard event listeners.",
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"start": {
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"column": 0,
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"line": 14
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}
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}
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]
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@ -0,0 +1,19 @@
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<script>
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const dynamicRole = "button";
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</script>
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<!-- valid -->
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<button on:click={() => {}} />
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<!-- svelte-ignore a11y-interactive-supports-focus -->
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<div on:keydown={() => {}} role="button" />
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<input type="text" on:click={() => {}} />
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<div on:copy={() => {}} />
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<a href="/foo" on:click={() => {}}>link</a>
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<div role={dynamicRole} on:click={() => {}} />
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<!-- svelte-ignore a11y-no-noninteractive-element-interactions -->
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<footer on:keydown={() => {}} />
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<!-- invalid -->
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<div on:keydown={() => {}} />
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<!-- svelte-ignore a11y-missing-attribute -->
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<a on:mousedown={() => {}} on:mouseup={() => {}} on:copy={() => {}}>link</a>
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@ -0,0 +1,26 @@
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[
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{
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"code": "a11y-no-static-element-interactions",
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"end": {
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"column": 29,
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"line": 17
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},
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"message": "A11y: <div> with keydown handler must have an ARIA role",
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"start": {
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"column": 0,
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"line": 17
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||||
}
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||||
},
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{
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"code": "a11y-no-static-element-interactions",
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"end": {
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"column": 76,
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"line": 19
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},
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"message": "A11y: <a> with mousedown, mouseup handlers must have an ARIA role",
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"start": {
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"column": 0,
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"line": 19
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||||
}
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||||
}
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||||
]
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||||
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