fix context stuff

packages/svelte/src/internal/server/context.js

@@ -75,11 +75,11 @@ export function pop() {
 }
 
 /**
- * @param {SSRContext} component_context
+ * @param {SSRContext} ssr_context
  * @returns {Map<unknown, unknown> | null}
  */
-function get_parent_context(component_context) {
-	let parent = component_context.p;
+function get_parent_context(ssr_context) {
+	let parent = ssr_context.p;
 
 	while (parent !== null) {
 		const context_map = parent.c;

packages/svelte/src/internal/server/dev.js

@@ -86,7 +86,7 @@ export function push_element(payload, tag, line, column) {
 }
 
 export function pop_element() {
-	set_ssr_context(ssr_context?.p ?? null);
+	set_ssr_context(/** @type {SSRContext} */ (ssr_context).p);
 }
 
 /**

packages/svelte/src/internal/server/payload.js

@@ -100,15 +100,19 @@ export class Payload {
 		const child = new Payload(this.global, this, type);
 		this.#out.push(child);
 
+		const parent = ssr_context;
+
 		set_ssr_context({
 			...ssr_context,
-			p: ssr_context?.p ?? null,
-			c: ssr_context?.c ?? null,
+			p: parent,
+			c: null,
 			r: child
 		});
 
 		const result = fn(child);
 
+		set_ssr_context(parent);
+
 		if (result instanceof Promise) {
 			if (child.global.mode === 'sync') {
 				e.await_invalid();