Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 7x 7x 7x 7x 7x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 13x 7x 7x | /** @import { Source, Effect } from '#client' */
import { empty } from '../dom/operations.js';
import { block, branch, destroy_effect } from '../reactivity/effects.js';
import { set_should_intro } from '../render.js';
import { get } from '../runtime.js';
import { check_target } from './legacy.js';
/**
* @template {(anchor: Comment, props: any) => any} Component
* @param {Source<Component>} source
*/
export function hmr(source) {
/**
* @param {Comment} anchor
* @param {any} props
*/
return function (anchor, props) {
let instance = {};
/** @type {Effect} */
let effect;
block(() => {
const component = get(source);
if (effect) {
// @ts-ignore
for (var k in instance) delete instance[k];
destroy_effect(effect);
}
effect = branch(() => {
set_should_intro(false);
// preserve getters/setters
Object.defineProperties(
instance,
Object.getOwnPropertyDescriptors(
// @ts-expect-error
new.target ? new component(anchor, props) : component(anchor, props)
)
);
set_should_intro(true);
});
});
return instance;
};
}
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