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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 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 96x 96x 96x 2x 2x 2x 2x 2x 2x 48x 3x 3x 45x 45x 45x 2x 2x 2x 2x 2x 2x 3337x 5x 5x 3332x 3332x 3332x 2x 2x 2x 2x 2x 2x 29x 29x 16x 16x 29x 2x 2x 2x 31x 31x 31x 2x 2x 31x 2x 2x 2x 2x 2x 2x 431x 3x 3x 431x | /** @import { TemplateNode } from '#client' */
/** @import { Getters } from '#shared' */
import { is_void } from '../../constants.js';
import * as w from './warnings.js';
import * as e from './errors.js';
const snippet_symbol = Symbol.for('svelte.snippet');
export const invalid_default_snippet = add_snippet_symbol(e.invalid_default_snippet);
/**
* @param {any} fn
* @returns {import('svelte').Snippet}
*/
/*@__NO_SIDE_EFFECTS__*/
export function add_snippet_symbol(fn) {
fn[snippet_symbol] = true;
return fn;
}
/**
* Validate that the function handed to `{@render ...}` is a snippet function, and not some other kind of function.
* @param {any} snippet_fn
*/
export function validate_snippet(snippet_fn) {
if (snippet_fn && snippet_fn[snippet_symbol] !== true) {
e.render_tag_invalid_argument();
}
return snippet_fn;
}
/**
* Validate that the function behind `<Component />` isn't a snippet.
* @param {any} component_fn
*/
export function validate_component(component_fn) {
if (component_fn?.[snippet_symbol] === true) {
e.snippet_used_as_component();
}
return component_fn;
}
/**
* @param {() => string} tag_fn
* @returns {void}
*/
export function validate_void_dynamic_element(tag_fn) {
const tag = tag_fn();
if (tag && is_void(tag)) {
w.dynamic_void_element_content(tag);
}
}
/** @param {() => unknown} tag_fn */
export function validate_dynamic_element_tag(tag_fn) {
const tag = tag_fn();
const is_string = typeof tag === 'string';
if (tag && !is_string) {
e.svelte_element_invalid_this_value();
}
}
/**
* @param {any} store
* @param {string} name
*/
export function validate_store(store, name) {
if (store != null && typeof store.subscribe !== 'function') {
e.store_invalid_shape(name);
}
}
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