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 55 56 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x | import { block, branch, destroy_effect } from '../reactivity/effects.js';
import { set, source } from '../reactivity/sources.js';
import { set_should_intro } from '../render.js';
import { get } from '../runtime.js';
/**
* @template {(anchor: Comment, props: any) => any} Component
* @param {{ components: Map<string, { source: import("#client").Source<Component>; wrapper: null | Component; }> }} hot_data
* @param {string} key
* @param {Component} component
*/
export function hmr(hot_data, component, key) {
var components = (hot_data.components ??= new Map());
var data = components.get(key);
if (data === undefined) {
components.set(
key,
(data = {
source: source(component),
wrapper: null
})
);
} else {
set(data.source, component);
}
const component_source = data.source;
return (data.wrapper ??= /** @type {Component} */ (
(anchor, props) => {
let instance = {};
/** @type {import("#client").Effect} */
let effect;
block(() => {
const component = get(component_source);
if (effect) {
// @ts-ignore
for (var k in instance) delete instance[k];
destroy_effect(effect);
}
effect = branch(() => {
set_should_intro(false);
Object.assign(instance, component(anchor, props));
set_should_intro(true);
});
});
return instance;
}
));
}
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