Move pagination error to AstroErrorData (#6149)

* Move error to AstroErrorData

* Add changeset

.changeset/breezy-worms-retire.md

@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Moved pagination error to AstroErrorData

packages/astro/src/core/errors/errors-data.ts

@@ -429,6 +429,19 @@ See https://docs.astro.build/en/guides/server-side-rendering/ for more informati
 		message: (name: string) => `Invalid arguments passed to${name ? ` <${name}>` : ''} component.`,
 		hint: 'Astro components cannot be rendered directly via function call, such as `Component()` or `{items.map(Component)}`.',
 	},
+	/**
+	 * @docs
+	 * @see
+	 * - [Pagination](https://docs.astro.build/en/core-concepts/routing/#pagination)
+	 * @description
+	 * The page number parameter was not found in your filepath.
+	 */
+	PageNumberParamNotFound: {
+		title: 'Page number param not found.',
+		code: 3021,
+		message: (paramName: string) => `[paginate()] page number param \`${paramName}\` not found in your filepath.`,
+		hint: 'Rename your file to \`[page].astro\` or \`[...page].astro\`.'
+	},
 	// Vite Errors - 4xxx
 	UnknownViteError: {
 		title: 'Unknown Vite Error.',

packages/astro/src/core/render/paginate.ts

@@ -6,6 +6,7 @@ import {
 	Props,
 	RouteData,
 } from '../../@types/astro';
+import { AstroError, AstroErrorData } from '../errors/index.js';
 
 export function generatePaginateFunction(routeMatch: RouteData): PaginateFunction {
 	return function paginateUtility(
@@ -23,9 +24,10 @@ export function generatePaginateFunction(routeMatch: RouteData): PaginateFunctio
 		} else if (routeMatch.params.includes(`${paramName}`)) {
 			includesFirstPageNumber = true;
 		} else {
-			throw new Error(
+			throw new AstroError({
-				`[paginate()] page number param \`${paramName}\` not found in your filepath.\nRename your file to \`[page].astro\` or \`[...page].astro\`.`
+				...AstroErrorData.PageNumberParamNotFound,
-			);
+				message: AstroErrorData.PageNumberParamNotFound.message(paramName),
+			});
 		}
 		const lastPage = Math.max(1, Math.ceil(data.length / pageSize));