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 50 51 52 53 54 | 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 13x 13x 13x 13x 13x 13x 13x 7x 7x | /** @import { Source, Effect } from '#client' */
import { block, branch, destroy_effect } from '../reactivity/effects.js';
import { set_should_intro } from '../render.js';
import { get } from '../runtime.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;
let ran = false;
block(() => {
const component = get(source);
if (effect) {
// @ts-ignore
for (var k in instance) delete instance[k];
destroy_effect(effect);
}
effect = branch(() => {
// when the component is invalidated, replace it without transitions
if (ran) set_should_intro(false);
// preserve getters/setters
Object.defineProperties(
instance,
Object.getOwnPropertyDescriptors(
// @ts-expect-error
new.target ? new component(anchor, props) : component(anchor, props)
)
);
if (ran) set_should_intro(true);
});
});
ran = true;
return instance;
};
}
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