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 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 28x 12x 12x 28x 28x 28x 28x 28x 28x 28x 28x 28x 28x 58x 54x 26x 26x 54x 54x 54x 28x 28x 28x 12x 12x 28x | /** @import { Effect, TemplateNode } from '#client' */
import { UNINITIALIZED } from '../../../../constants.js';
import { block, branch, pause_effect } from '../../reactivity/effects.js';
import { safe_not_equal } from '../../reactivity/equality.js';
import { hydrate_next, hydrate_node, hydrating } from '../hydration.js';
/**
* @template V
* @param {TemplateNode} node
* @param {() => V} get_key
* @param {(anchor: Node) => TemplateNode | void} render_fn
* @returns {void}
*/
export function key_block(node, get_key, render_fn) {
if (hydrating) {
hydrate_next();
}
var anchor = node;
/** @type {V | typeof UNINITIALIZED} */
var key = UNINITIALIZED;
/** @type {Effect} */
var effect;
block(() => {
if (safe_not_equal(key, (key = get_key()))) {
if (effect) {
pause_effect(effect);
}
effect = branch(() => render_fn(anchor));
}
});
if (hydrating) {
anchor = hydrate_node;
}
}
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