remove isSnippet type, adjust test

packages/svelte/src/internal/client/dom/blocks/snippet.js

@@ -54,6 +54,6 @@ export function add_snippet_symbol(fn) {
  * @param {any} maybeSnippet
  * @returns {maybeSnippet is import('svelte').Snippet}
  */
-export function isSnippet(maybeSnippet) {
+export function is_snippet(maybeSnippet) {
 	return /** @type {any} */ (maybeSnippet)?.[snippet_symbol] === true;
 }

packages/svelte/src/internal/client/dom/legacy/misc.js

@@ -1,7 +1,7 @@
 import { set, source } from '../../reactivity/sources.js';
 import { get } from '../../runtime.js';
 import { is_array } from '../../utils.js';
-import { isSnippet } from '../blocks/snippet.js';
+import { is_snippet } from '../blocks/snippet.js';
 
 /**
  * Under some circumstances, imports may be reactive in legacy mode. In that case,
@@ -77,7 +77,7 @@ export function default_slot($$props) {
 		return children;
 	}
 	children = $$props.children;
-	if (isSnippet(children)) {
+	if (is_snippet(children)) {
 		return children;
 	}
 }

packages/svelte/src/internal/client/validate.js

@@ -1,4 +1,4 @@
-import { isSnippet } from './dom/blocks/snippet.js';
+import { is_snippet } from './dom/blocks/snippet.js';
 import { untrack } from './runtime.js';
 import { is_array } from './utils.js';
 
@@ -109,7 +109,7 @@ export function loop_guard(timeout) {
  * @param {any} snippet_fn
  */
 export function validate_snippet(snippet_fn) {
-	if (snippet_fn && !isSnippet(snippet_fn)) {
+	if (snippet_fn && !is_snippet(snippet_fn)) {
 		throw new Error(
 			'The argument to `{@render ...}` must be a snippet function, not a component or some other kind of function. ' +
 				'If you want to dynamically render one snippet or another, use `$derived` and pass its result to `{@render ...}`.'
@@ -123,7 +123,7 @@ export function validate_snippet(snippet_fn) {
  * @param {any} component_fn
  */
 export function validate_component(component_fn) {
-	if (isSnippet(component_fn)) {
+	if (is_snippet(component_fn)) {
 		throw new Error('A snippet must be rendered with `{@render ...}`');
 	}
 	return component_fn;

packages/svelte/src/main/main-client.js

@@ -181,6 +181,5 @@ export {
 	hasContext,
 	getContext,
 	getAllContexts,
-	setContext,
-	isSnippet
+	setContext
 } from '../internal/index.js';

packages/svelte/src/main/main-server.js

@@ -12,8 +12,7 @@ export {
 	tick,
 	unmount,
 	untrack,
-	createRoot,
-	isSnippet
+	createRoot
 } from './main-client.js';
 
 /** @returns {void} */

packages/svelte/tests/snapshot/samples/function-prop-no-getter/_expected/client/index.svelte.js

@@ -21,14 +21,14 @@ export default function Function_prop_no_getter($$anchor, $$props) {
 		onmousedown: () => $.set(count, $.get(count) + 1),
 		onmouseup,
 		onmouseenter: () => $.set(count, $.proxy(plusOne($.get(count)))),
-		children: ($$anchor, $$slotProps) => {
+		children: $.add_snippet_symbol(($$anchor, $$slotProps) => {
 			/* Init */
 			var text = $.space_frag($$anchor);
 
 			/* Update */
 			$.text_effect(text, () => `clicks: ${$.stringify($.get(count))}`);
 			$.close($$anchor, text);
-		}
+		})
 	});
 
 	$.close_frag($$anchor, fragment);

packages/svelte/tests/snapshot/samples/function-prop-no-getter/_expected/server/index.svelte.js

@@ -20,9 +20,9 @@ export default function Function_prop_no_getter($$payload, $$props) {
 		onmousedown: () => count += 1,
 		onmouseup,
 		onmouseenter: () => count = plusOne(count),
-		children: ($$payload, $$slotProps) => {
+		children: $.add_snippet_symbol(($$payload, $$slotProps) => {
 			$$payload.out += `clicks: ${$.escape(count)}`;
-		}
+		})
 	});
 
 	$$payload.out += `${anchor}`;

packages/svelte/types/index.d.ts

@@ -291,12 +291,6 @@ declare module 'svelte' {
 	 * Anything except a function
 	 */
 	type NotFunction<T> = T extends Function ? never : T;
-	/**
-	 * Returns true if given parameter is a snippet.
-	 * */
-	export function isSnippet(maybeSnippet: any): maybeSnippet is (this: void) => unique symbol & {
-		_: "functions passed to {@render ...} tags must use the `Snippet` type imported from \"svelte\"";
-	};
 	/**
 	 * @deprecated Use `mount` or `hydrate` instead
 	 */