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| 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 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 89x 89x 89x 89x 89x 89x 89x 89x 89x 107x 101x 107x 14x 14x 14x 101x 101x 101x 101x 89x 89x 89x 42x 42x 89x 2x 2x 2x 2x 2x 2x 2x 2x 37x 34x 34x 34x 34x 34x 34x 34x 34x 37x 37x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 4x 4x 4x 2x 2x 2x 2x 2x 2x 2x 4x 4x 4x 4x 4x 4x | /** @import { Effect, TemplateNode } from '#client' */
import { add_snippet_symbol } from '../../../shared/validate.js';
import { EFFECT_TRANSPARENT } from '../../constants.js';
import { branch, block, destroy_effect } from '../../reactivity/effects.js';
import {
dev_current_component_function,
set_dev_current_component_function
} from '../../runtime.js';
import { hydrate_next, hydrate_node, hydrating } from '../hydration.js';
import { assign_nodes } from '../template.js';
/**
* @template {(node: TemplateNode, ...args: any[]) => void} SnippetFn
* @param {TemplateNode} node
* @param {() => SnippetFn | null | undefined} get_snippet
* @param {(() => any)[]} args
* @returns {void}
*/
export function snippet(node, get_snippet, ...args) {
var anchor = node;
/** @type {SnippetFn | null | undefined} */
var snippet;
/** @type {Effect | null} */
var snippet_effect;
block(() => {
if (snippet === (snippet = get_snippet())) return;
if (snippet_effect) {
destroy_effect(snippet_effect);
snippet_effect = null;
}
if (snippet) {
snippet_effect = branch(() => /** @type {SnippetFn} */ (snippet)(anchor, ...args));
}
}, EFFECT_TRANSPARENT);
if (hydrating) {
anchor = hydrate_node;
}
}
/**
* In development, wrap the snippet function so that it passes validation, and so that the
* correct component context is set for ownership checks
* @param {any} component
* @param {(node: TemplateNode, ...args: any[]) => void} fn
*/
export function wrap_snippet(component, fn) {
return add_snippet_symbol((/** @type {TemplateNode} */ node, /** @type {any[]} */ ...args) => {
var previous_component_function = dev_current_component_function;
set_dev_current_component_function(component);
try {
return fn(node, ...args);
} finally {
set_dev_current_component_function(previous_component_function);
}
});
}
/**
* Create a snippet imperatively using mount, hyrdate and render functions.
* @param {{
* mount: (...params: any[]) => Element,
* hydrate?: (element: Element, ...params: any[]) => void,
* render: (...params: any[]) => { head: string, body: string }
* }} options
*/
export function createRawSnippet({ mount, hydrate }) {
var snippet_fn = (/** @type {TemplateNode} */ anchor, /** @type {any[]} */ ...params) => {
var element;
if (hydrating) {
element = hydrate_node;
hydrate_next();
if (hydrate !== undefined) hydrate(/** @type {Element} */ (element), ...params);
} else {
element = mount(...params);
anchor.before(element);
}
assign_nodes(element, element);
};
add_snippet_symbol(snippet_fn);
return snippet_fn;
}
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