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svelte
mirror of https://github.com/sveltejs/svelte
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Code Issues Projects Releases Wiki Activity

add updating guard to binding callback ()

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pull/5170/head
Tan Li Hau 5 years ago committed by GitHub
parent 5b80874cd4
commit ec0f79c5af
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GPG Key ID: 4AEE18F83AFDEB23
45 changed files with 144 additions and 48 deletions

1
CHANGELOG.md
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@ -2,6 +2,7 @@
## Unreleased ## Unreleased
* Prevent duplicate invalidation with certain two-way component bindings ([#3180](https://github.com/sveltejs/svelte/issues/3180), [#5117](https://github.com/sveltejs/svelte/issues/5117), [#5144](https://github.com/sveltejs/svelte/issues/5144))
* Fix reactivity when passing `$$props` to a `<slot>` ([#3364](https://github.com/sveltejs/svelte/issues/3364)) * Fix reactivity when passing `$$props` to a `<slot>` ([#3364](https://github.com/sveltejs/svelte/issues/3364))
* Fix unneeded invalidation of `$$props` and `$$restProps` ([#4993](https://github.com/sveltejs/svelte/issues/4993), [#5118](https://github.com/sveltejs/svelte/issues/5118)) * Fix unneeded invalidation of `$$props` and `$$restProps` ([#4993](https://github.com/sveltejs/svelte/issues/4993), [#5118](https://github.com/sveltejs/svelte/issues/5118))

3
src/compiler/compile/render_dom/index.ts
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@ -86,7 +86,6 @@ export default function dom(
const set = (uses_props || uses_rest || writable_props.length > 0 || component.slots.size > 0) const set = (uses_props || uses_rest || writable_props.length > 0 || component.slots.size > 0)
? x` ? x`
${$$props} => { ${$$props} => {
${(uses_props || uses_rest) && b`if (@is_empty(${$$props})) return;`}
${uses_props && renderer.invalidate('$$props', x`$$props = @assign(@assign({}, $$props), @exclude_internal_props($$new_props))`)} ${uses_props && renderer.invalidate('$$props', x`$$props = @assign(@assign({}, $$props), @exclude_internal_props($$new_props))`)}
${uses_rest && !uses_props && x`$$props = @assign(@assign({}, $$props), @exclude_internal_props($$new_props))`} ${uses_rest && !uses_props && x`$$props = @assign(@assign({}, $$props), @exclude_internal_props($$new_props))`}
${uses_rest && renderer.invalidate('$$restProps', x`$$restProps = ${compute_rest}`)} ${uses_rest && renderer.invalidate('$$restProps', x`$$restProps = ${compute_rest}`)}
@ -421,7 +420,7 @@ export default function dom(
${component.partly_hoisted} ${component.partly_hoisted}
${set && b`$$self.$set = ${set};`} ${set && b`$$self.$$set = ${set};`}
${capture_state && b`$$self.$capture_state = ${capture_state};`} ${capture_state && b`$$self.$capture_state = ${capture_state};`}

26
src/runtime/internal/Component.ts
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@ -1,6 +1,6 @@
import { add_render_callback, flush, schedule_update, dirty_components } from './scheduler'; import { add_render_callback, flush, schedule_update, dirty_components } from './scheduler';
import { current_component, set_current_component } from './lifecycle'; import { current_component, set_current_component } from './lifecycle';
import { blank_object, is_function, run, run_all, noop } from './utils'; import { blank_object, is_empty, is_function, run, run_all, noop } from './utils';
import { children, detach } from './dom'; import { children, detach } from './dom';
import { transition_in } from './transitions'; import { transition_in } from './transitions';
@ -33,6 +33,7 @@ interface T$$ {
context: Map<any, any>; context: Map<any, any>;
on_mount: any[]; on_mount: any[];
on_destroy: any[]; on_destroy: any[];
skip_bound: boolean;
} }
export function bind(component, name, callback) { export function bind(component, name, callback) {
@ -120,7 +121,8 @@ export function init(component, options, instance, create_fragment, not_equal, p
// everything else // everything else
callbacks: blank_object(), callbacks: blank_object(),
dirty dirty,
skip_bound: false
}; };
let ready = false; let ready = false;
@ -129,7 +131,7 @@ export function init(component, options, instance, create_fragment, not_equal, p
? instance(component, prop_values, (i, ret, ...rest) => { ? instance(component, prop_values, (i, ret, ...rest) => {
const value = rest.length ? rest[0] : ret; const value = rest.length ? rest[0] : ret;
if ($$.ctx && not_equal($$.ctx[i], $$.ctx[i] = value)) { if ($$.ctx && not_equal($$.ctx[i], $$.ctx[i] = value)) {
if ($$.bound[i]) $$.bound[i](value); if (!$$.skip_bound && $$.bound[i]) $$.bound[i](value);
if (ready) make_dirty(component, i); if (ready) make_dirty(component, i);
} }
return ret; return ret;
@ -166,6 +168,7 @@ export let SvelteElement;
if (typeof HTMLElement === 'function') { if (typeof HTMLElement === 'function') {
SvelteElement = class extends HTMLElement { SvelteElement = class extends HTMLElement {
$$: T$$; $$: T$$;
$$set?: ($$props: any) => void;
constructor() { constructor() {
super(); super();
this.attachShadow({ mode: 'open' }); this.attachShadow({ mode: 'open' });
@ -199,14 +202,19 @@ if (typeof HTMLElement === 'function') {
}; };
} }
$set() { $set($$props) {
// overridden by instance, if it has props if (this.$$set && !is_empty($$props)) {
this.$$.skip_bound = true;
this.$$set($$props);
this.$$.skip_bound = false;
}
} }
}; };
} }
export class SvelteComponent { export class SvelteComponent {
$$: T$$; $$: T$$;
$$set?: ($$props: any) => void;
$destroy() { $destroy() {
destroy_component(this, 1); destroy_component(this, 1);
@ -223,7 +231,11 @@ export class SvelteComponent {
}; };
} }
$set() { $set($$props) {
// overridden by instance, if it has props if (this.$$set && !is_empty($$props)) {
this.$$.skip_bound = true;
this.$$set($$props);
this.$$.skip_bound = false;
}
} }
} }

2
test/js/samples/action-custom-event-handler/expected.js
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@ -55,7 +55,7 @@ function instance($$self, $$props, $$invalidate) {
let { bar } = $$props; let { bar } = $$props;
const foo_function = () => handleFoo(bar); const foo_function = () => handleFoo(bar);
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("bar" in $$props) $$invalidate(0, bar = $$props.bar); if ("bar" in $$props) $$invalidate(0, bar = $$props.bar);
}; };

2
test/js/samples/bind-open/expected.js
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@ -52,7 +52,7 @@ function instance($$self, $$props, $$invalidate) {
$$invalidate(0, open); $$invalidate(0, open);
} }
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("open" in $$props) $$invalidate(0, open = $$props.open); if ("open" in $$props) $$invalidate(0, open = $$props.open);
}; };

2
test/js/samples/bind-width-height/expected.js
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@ -46,7 +46,7 @@ function instance($$self, $$props, $$invalidate) {
$$invalidate(1, h); $$invalidate(1, h);
} }
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("w" in $$props) $$invalidate(0, w = $$props.w); if ("w" in $$props) $$invalidate(0, w = $$props.w);
if ("h" in $$props) $$invalidate(1, h = $$props.h); if ("h" in $$props) $$invalidate(1, h = $$props.h);
}; };

2
test/js/samples/bindings-readonly-order/expected.js
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@ -68,7 +68,7 @@ function instance($$self, $$props, $$invalidate) {
$$invalidate(0, files); $$invalidate(0, files);
} }
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("files" in $$props) $$invalidate(0, files = $$props.files); if ("files" in $$props) $$invalidate(0, files = $$props.files);
}; };

2
test/js/samples/capture-inject-state/expected.js
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@ -118,7 +118,7 @@ function instance($$self, $$props, $$invalidate) {
let { $$slots = {}, $$scope } = $$props; let { $$slots = {}, $$scope } = $$props;
validate_slots("Component", $$slots, []); validate_slots("Component", $$slots, []);
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("prop" in $$props) $$subscribe_prop($$invalidate(0, prop = $$props.prop)); if ("prop" in $$props) $$subscribe_prop($$invalidate(0, prop = $$props.prop));
if ("alias" in $$props) $$invalidate(1, realName = $$props.alias); if ("alias" in $$props) $$invalidate(1, realName = $$props.alias);
}; };

2
test/js/samples/collapses-text-around-comments/expected.js
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@ -48,7 +48,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { foo = 42 } = $$props; let { foo = 42 } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("foo" in $$props) $$invalidate(0, foo = $$props.foo); if ("foo" in $$props) $$invalidate(0, foo = $$props.foo);
}; };

2
test/js/samples/computed-collapsed-if/expected.js
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@ -12,7 +12,7 @@ function instance($$self, $$props, $$invalidate) {
return x * 3; return x * 3;
} }
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("x" in $$props) $$invalidate(0, x = $$props.x); if ("x" in $$props) $$invalidate(0, x = $$props.x);
}; };

2
test/js/samples/data-attribute/expected.js
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@ -47,7 +47,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { bar } = $$props; let { bar } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("bar" in $$props) $$invalidate(0, bar = $$props.bar); if ("bar" in $$props) $$invalidate(0, bar = $$props.bar);
}; };

2
test/js/samples/debug-empty/expected.js
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@ -79,7 +79,7 @@ function instance($$self, $$props, $$invalidate) {
let { $$slots = {}, $$scope } = $$props; let { $$slots = {}, $$scope } = $$props;
validate_slots("Component", $$slots, []); validate_slots("Component", $$slots, []);
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("name" in $$props) $$invalidate(0, name = $$props.name); if ("name" in $$props) $$invalidate(0, name = $$props.name);
}; };

2
test/js/samples/debug-foo-bar-baz-things/expected.js
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@ -183,7 +183,7 @@ function instance($$self, $$props, $$invalidate) {
let { $$slots = {}, $$scope } = $$props; let { $$slots = {}, $$scope } = $$props;
validate_slots("Component", $$slots, []); validate_slots("Component", $$slots, []);
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("things" in $$props) $$invalidate(0, things = $$props.things); if ("things" in $$props) $$invalidate(0, things = $$props.things);
if ("foo" in $$props) $$invalidate(1, foo = $$props.foo); if ("foo" in $$props) $$invalidate(1, foo = $$props.foo);
if ("bar" in $$props) $$invalidate(2, bar = $$props.bar); if ("bar" in $$props) $$invalidate(2, bar = $$props.bar);

2
test/js/samples/debug-foo/expected.js
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@ -175,7 +175,7 @@ function instance($$self, $$props, $$invalidate) {
let { $$slots = {}, $$scope } = $$props; let { $$slots = {}, $$scope } = $$props;
validate_slots("Component", $$slots, []); validate_slots("Component", $$slots, []);
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("things" in $$props) $$invalidate(0, things = $$props.things); if ("things" in $$props) $$invalidate(0, things = $$props.things);
if ("foo" in $$props) $$invalidate(1, foo = $$props.foo); if ("foo" in $$props) $$invalidate(1, foo = $$props.foo);
}; };

2
test/js/samples/deconflict-builtins/expected.js
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@ -104,7 +104,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { createElement } = $$props; let { createElement } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("createElement" in $$props) $$invalidate(0, createElement = $$props.createElement); if ("createElement" in $$props) $$invalidate(0, createElement = $$props.createElement);
}; };

2
test/js/samples/deconflict-globals/expected.js
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@ -10,7 +10,7 @@ function instance($$self, $$props, $$invalidate) {
alert(JSON.stringify(data())); alert(JSON.stringify(data()));
}); });
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("foo" in $$props) $$invalidate(0, foo = $$props.foo); if ("foo" in $$props) $$invalidate(0, foo = $$props.foo);
}; };

2
test/js/samples/dev-warning-missing-data-computed/expected.js
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@ -76,7 +76,7 @@ function instance($$self, $$props, $$invalidate) {
let { $$slots = {}, $$scope } = $$props; let { $$slots = {}, $$scope } = $$props;
validate_slots("Component", $$slots, []); validate_slots("Component", $$slots, []);
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("foo" in $$props) $$invalidate(0, foo = $$props.foo); if ("foo" in $$props) $$invalidate(0, foo = $$props.foo);
}; };

2
test/js/samples/each-block-array-literal/expected.js
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@ -106,7 +106,7 @@ function instance($$self, $$props, $$invalidate) {
let { d } = $$props; let { d } = $$props;
let { e } = $$props; let { e } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("a" in $$props) $$invalidate(0, a = $$props.a); if ("a" in $$props) $$invalidate(0, a = $$props.a);
if ("b" in $$props) $$invalidate(1, b = $$props.b); if ("b" in $$props) $$invalidate(1, b = $$props.b);
if ("c" in $$props) $$invalidate(2, c = $$props.c); if ("c" in $$props) $$invalidate(2, c = $$props.c);

2
test/js/samples/each-block-changed-check/expected.js
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@ -152,7 +152,7 @@ function instance($$self, $$props, $$invalidate) {
let { time } = $$props; let { time } = $$props;
let { foo } = $$props; let { foo } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("comments" in $$props) $$invalidate(0, comments = $$props.comments); if ("comments" in $$props) $$invalidate(0, comments = $$props.comments);
if ("elapsed" in $$props) $$invalidate(1, elapsed = $$props.elapsed); if ("elapsed" in $$props) $$invalidate(1, elapsed = $$props.elapsed);
if ("time" in $$props) $$invalidate(2, time = $$props.time); if ("time" in $$props) $$invalidate(2, time = $$props.time);

2
test/js/samples/each-block-keyed-animated/expected.js
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@ -128,7 +128,7 @@ function foo(node, animation, params) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { things } = $$props; let { things } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("things" in $$props) $$invalidate(0, things = $$props.things); if ("things" in $$props) $$invalidate(0, things = $$props.things);
}; };

2
test/js/samples/each-block-keyed/expected.js
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@ -97,7 +97,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { things } = $$props; let { things } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("things" in $$props) $$invalidate(0, things = $$props.things); if ("things" in $$props) $$invalidate(0, things = $$props.things);
}; };

2
test/js/samples/if-block-no-update/expected.js
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@ -88,7 +88,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { foo } = $$props; let { foo } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("foo" in $$props) $$invalidate(0, foo = $$props.foo); if ("foo" in $$props) $$invalidate(0, foo = $$props.foo);
}; };

2
test/js/samples/if-block-simple/expected.js
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@ -66,7 +66,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { foo } = $$props; let { foo } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("foo" in $$props) $$invalidate(0, foo = $$props.foo); if ("foo" in $$props) $$invalidate(0, foo = $$props.foo);
}; };

2
test/js/samples/inline-style-optimized-multiple/expected.js
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@ -44,7 +44,7 @@ function instance($$self, $$props, $$invalidate) {
let { x } = $$props; let { x } = $$props;
let { y } = $$props; let { y } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("color" in $$props) $$invalidate(0, color = $$props.color); if ("color" in $$props) $$invalidate(0, color = $$props.color);
if ("x" in $$props) $$invalidate(1, x = $$props.x); if ("x" in $$props) $$invalidate(1, x = $$props.x);
if ("y" in $$props) $$invalidate(2, y = $$props.y); if ("y" in $$props) $$invalidate(2, y = $$props.y);

2
test/js/samples/inline-style-optimized-url/expected.js
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@ -37,7 +37,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { data } = $$props; let { data } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("data" in $$props) $$invalidate(0, data = $$props.data); if ("data" in $$props) $$invalidate(0, data = $$props.data);
}; };

2
test/js/samples/inline-style-optimized/expected.js
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@ -37,7 +37,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { color } = $$props; let { color } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("color" in $$props) $$invalidate(0, color = $$props.color); if ("color" in $$props) $$invalidate(0, color = $$props.color);
}; };

2
test/js/samples/inline-style-unoptimized/expected.js
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@ -54,7 +54,7 @@ function instance($$self, $$props, $$invalidate) {
let { key } = $$props; let { key } = $$props;
let { value } = $$props; let { value } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("style" in $$props) $$invalidate(0, style = $$props.style); if ("style" in $$props) $$invalidate(0, style = $$props.style);
if ("key" in $$props) $$invalidate(1, key = $$props.key); if ("key" in $$props) $$invalidate(1, key = $$props.key);
if ("value" in $$props) $$invalidate(2, value = $$props.value); if ("value" in $$props) $$invalidate(2, value = $$props.value);

2
test/js/samples/input-files/expected.js
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@ -49,7 +49,7 @@ function instance($$self, $$props, $$invalidate) {
$$invalidate(0, files); $$invalidate(0, files);
} }
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("files" in $$props) $$invalidate(0, files = $$props.files); if ("files" in $$props) $$invalidate(0, files = $$props.files);
}; };

2
test/js/samples/input-range/expected.js
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@ -60,7 +60,7 @@ function instance($$self, $$props, $$invalidate) {
$$invalidate(0, value); $$invalidate(0, value);
} }
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("value" in $$props) $$invalidate(0, value = $$props.value); if ("value" in $$props) $$invalidate(0, value = $$props.value);
}; };

2
test/js/samples/input-without-blowback-guard/expected.js
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@ -53,7 +53,7 @@ function instance($$self, $$props, $$invalidate) {
$$invalidate(0, foo); $$invalidate(0, foo);
} }
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("foo" in $$props) $$invalidate(0, foo = $$props.foo); if ("foo" in $$props) $$invalidate(0, foo = $$props.foo);
}; };

2
test/js/samples/media-bindings/expected.js
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@ -173,7 +173,7 @@ function instance($$self, $$props, $$invalidate) {
$$invalidate(10, ended); $$invalidate(10, ended);
} }
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("buffered" in $$props) $$invalidate(0, buffered = $$props.buffered); if ("buffered" in $$props) $$invalidate(0, buffered = $$props.buffered);
if ("seekable" in $$props) $$invalidate(1, seekable = $$props.seekable); if ("seekable" in $$props) $$invalidate(1, seekable = $$props.seekable);
if ("played" in $$props) $$invalidate(2, played = $$props.played); if ("played" in $$props) $$invalidate(2, played = $$props.played);

2
test/js/samples/optional-chaining/expected.js
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@ -167,7 +167,7 @@ function instance($$self, $$props, $$invalidate) {
let { f } = $$props; let { f } = $$props;
let Component; let Component;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("a" in $$props) $$invalidate(0, a = $$props.a); if ("a" in $$props) $$invalidate(0, a = $$props.a);
if ("b" in $$props) $$invalidate(1, b = $$props.b); if ("b" in $$props) $$invalidate(1, b = $$props.b);
if ("c" in $$props) $$invalidate(2, c = $$props.c); if ("c" in $$props) $$invalidate(2, c = $$props.c);

2
test/js/samples/reactive-values-non-topologically-ordered/expected.js
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@ -6,7 +6,7 @@ function instance($$self, $$props, $$invalidate) {
let a; let a;
let b; let b;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("x" in $$props) $$invalidate(0, x = $$props.x); if ("x" in $$props) $$invalidate(0, x = $$props.x);
}; };

2
test/js/samples/reactive-values-non-writable-dependencies/expected.js
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@ -5,7 +5,7 @@ function instance($$self, $$props, $$invalidate) {
let { a = 1 } = $$props; let { a = 1 } = $$props;
let { b = 2 } = $$props; let { b = 2 } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("a" in $$props) $$invalidate(0, a = $$props.a); if ("a" in $$props) $$invalidate(0, a = $$props.a);
if ("b" in $$props) $$invalidate(1, b = $$props.b); if ("b" in $$props) $$invalidate(1, b = $$props.b);
}; };

2
test/js/samples/select-dynamic-value/expected.js
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@ -50,7 +50,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { current } = $$props; let { current } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("current" in $$props) $$invalidate(0, current = $$props.current); if ("current" in $$props) $$invalidate(0, current = $$props.current);
}; };

2
test/js/samples/src-attribute-check/expected.js
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@ -67,7 +67,7 @@ function instance($$self, $$props, $$invalidate) {
let { url } = $$props; let { url } = $$props;
let { slug } = $$props; let { slug } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("url" in $$props) $$invalidate(0, url = $$props.url); if ("url" in $$props) $$invalidate(0, url = $$props.url);
if ("slug" in $$props) $$invalidate(1, slug = $$props.slug); if ("slug" in $$props) $$invalidate(1, slug = $$props.slug);
}; };

2
test/js/samples/title/expected.js
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@ -22,7 +22,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { custom } = $$props; let { custom } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("custom" in $$props) $$invalidate(0, custom = $$props.custom); if ("custom" in $$props) $$invalidate(0, custom = $$props.custom);
}; };

2
test/js/samples/transition-local/expected.js
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@ -124,7 +124,7 @@ function instance($$self, $$props, $$invalidate) {
let { x } = $$props; let { x } = $$props;
let { y } = $$props; let { y } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("x" in $$props) $$invalidate(0, x = $$props.x); if ("x" in $$props) $$invalidate(0, x = $$props.x);
if ("y" in $$props) $$invalidate(1, y = $$props.y); if ("y" in $$props) $$invalidate(1, y = $$props.y);
}; };

2
test/js/samples/transition-repeated-outro/expected.js
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@ -102,7 +102,7 @@ function create_fragment(ctx) {
function instance($$self, $$props, $$invalidate) { function instance($$self, $$props, $$invalidate) {
let { num = 1 } = $$props; let { num = 1 } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("num" in $$props) $$invalidate(0, num = $$props.num); if ("num" in $$props) $$invalidate(0, num = $$props.num);
}; };

2
test/js/samples/use-elements-as-anchors/expected.js
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@ -243,7 +243,7 @@ function instance($$self, $$props, $$invalidate) {
let { d } = $$props; let { d } = $$props;
let { e } = $$props; let { e } = $$props;
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("a" in $$props) $$invalidate(0, a = $$props.a); if ("a" in $$props) $$invalidate(0, a = $$props.a);
if ("b" in $$props) $$invalidate(1, b = $$props.b); if ("b" in $$props) $$invalidate(1, b = $$props.b);
if ("c" in $$props) $$invalidate(2, c = $$props.c); if ("c" in $$props) $$invalidate(2, c = $$props.c);

2
test/js/samples/video-bindings/expected.js
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@ -93,7 +93,7 @@ function instance($$self, $$props, $$invalidate) {
$$invalidate(3, offsetWidth); $$invalidate(3, offsetWidth);
} }
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("currentTime" in $$props) $$invalidate(0, currentTime = $$props.currentTime); if ("currentTime" in $$props) $$invalidate(0, currentTime = $$props.currentTime);
if ("videoHeight" in $$props) $$invalidate(1, videoHeight = $$props.videoHeight); if ("videoHeight" in $$props) $$invalidate(1, videoHeight = $$props.videoHeight);
if ("videoWidth" in $$props) $$invalidate(2, videoWidth = $$props.videoWidth); if ("videoWidth" in $$props) $$invalidate(2, videoWidth = $$props.videoWidth);

2
test/js/samples/window-binding-scroll/expected.js
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@ -78,7 +78,7 @@ function instance($$self, $$props, $$invalidate) {
$$invalidate(0, y = window.pageYOffset) $$invalidate(0, y = window.pageYOffset)
} }
$$self.$set = $$props => { $$self.$$set = $$props => {
if ("y" in $$props) $$invalidate(0, y = $$props.y); if ("y" in $$props) $$invalidate(0, y = $$props.y);
}; };

5
test/runtime/samples/component-binding-store/Input.svelte
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@ -0,0 +1,5 @@
<script>
export let value = '';
</script>
<input bind:value />

61
test/runtime/samples/component-binding-store/_config.js
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@ -0,0 +1,61 @@
export default {
html: `
<input />
<input />
<div></div>
`,
async test({ assert, component, target, window }) {
let count = 0;
component.callback = () => {
count++;
};
const [input1, input2] = target.querySelectorAll("input");
input1.value = "1";
await input1.dispatchEvent(new window.Event("input"));
assert.htmlEqual(
target.innerHTML,
`
<input />
<input />
<div>1</div>
`
);
assert.equal(input1.value, "1");
assert.equal(input2.value, "1");
assert.equal(count, 1);
input2.value = "123";
await input2.dispatchEvent(new window.Event("input"));
assert.htmlEqual(
target.innerHTML,
`
<input />
<input />
<div>123</div>
`
);
assert.equal(input1.value, "123");
assert.equal(input2.value, "123");
assert.equal(count, 2);
input1.value = "456";
await input1.dispatchEvent(new window.Event("input"));
assert.htmlEqual(
target.innerHTML,
`
<input />
<input />
<div>456</div>
`
);
assert.equal(input1.value, "456");
assert.equal(input2.value, "456");
assert.equal(count, 3);
},
};

18
test/runtime/samples/component-binding-store/main.svelte
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@ -0,0 +1,18 @@
<script>
import { writable } from 'svelte/store';
import Input from './Input.svelte';
let value = writable({ value: '' });
export let callback = () => {};
value.subscribe(() => {
callback();
})
</script>
<input bind:value={$value.value} />
<Input bind:value={$value.value}/>
<div>{$value.value}</div>
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