rename LoadInput to LoadEvent (#5015)

* rename LoadInput to LoadEvent - closes #4965

* Update packages/kit/types/index.d.ts

Co-authored-by: Maurício Kishi <[email protected]>

* Update packages/kit/types/index.d.ts

Co-authored-by: Maurício Kishi <[email protected]>

Co-authored-by: Maurício Kishi <[email protected]>

Author: Rich-Harris

.changeset/nine-kangaroos-laugh.md

@@ -0,0 +1,5 @@
+---
+'@sveltejs/kit': patch
+---
+
+[breaking] Rename LoadInput to LoadEvent

packages/kit/src/runtime/client/client.js

@@ -552,7 +552,7 @@ export function create_client({ target, session, base, trailing_slash }) {
 		const session = $session;
 
 		if (module.load) {
-			/** @type {import('types').LoadInput} */
+			/** @type {import('types').LoadEvent} */
 			const load_input = {
 				routeId,
 				params: uses_params,

packages/kit/src/runtime/server/page/load_node.js

@@ -81,7 +81,7 @@ export async function load_node({
 			redirect: shadow.redirect
 		};
 	} else if (module.load) {
-		/** @type {import('types').LoadInput} */
+		/** @type {import('types').LoadEvent} */
 		const load_input = {
 			url: state.prerendering ? create_prerendering_url_proxy(event.url) : event.url,
 			params: event.params,

packages/kit/types/index.d.ts

@@ -173,7 +173,7 @@ export interface HandleError {
 }
 
 /**
- * The `(input: LoadInput) => LoadOutput` `load` function exported from `<script context="module">` in a page or layout.
+ * The `(event: LoadEvent) => LoadOutput` `load` function exported from `<script context="module">` in a page or layout.
  *
  * Note that you can use [generated types](/docs/types#generated-types) instead of manually specifying the Params generic argument.
  */
@@ -182,10 +182,10 @@ export interface Load<
 	InputProps extends Record<string, any> = Record<string, any>,
 	OutputProps extends Record<string, any> = InputProps
 > {
-	(input: LoadInput<Params, InputProps>): MaybePromise<LoadOutput<OutputProps>>;
+	(event: LoadEvent<Params, InputProps>): MaybePromise<LoadOutput<OutputProps>>;
 }
 
-export interface LoadInput<
+export interface LoadEvent<
 	Params extends Record<string, string> = Record<string, string>,
 	Props extends Record<string, any> = Record<string, any>
 > {