Fix build output in static build mode (#2358)

* Fix build output in static build mode

* Adds a changeset

* Formatting

3 files changed, 16 insertions, 1 deletions

diff --git a/.changeset/selfish-scissors-repeat.md b/.changeset/selfish-scissors-repeat.md
new file mode 100644
index 000000000..8568a25a8
--- /dev/null
+++ b/.changeset/selfish-scissors-repeat.md
@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Fixes the output when using the experimental-static-build flag
diff --git a/packages/astro/src/core/build/index.ts b/packages/astro/src/core/build/index.ts
index fd73e0d93..3c08f4f61 100644
--- a/packages/astro/src/core/build/index.ts
+++ b/packages/astro/src/core/build/index.ts
@@ -101,6 +101,7 @@ class AstroBuilder {
 				astroConfig: this.config,
 				logging: this.logging,
 				origin: this.origin,
+				pageNames,
 				routeCache: this.routeCache,
 				viteConfig: this.viteConfig,
 			});
diff --git a/packages/astro/src/core/build/static-build.ts b/packages/astro/src/core/build/static-build.ts
index d37fb48ac..c424ec92d 100644
--- a/packages/astro/src/core/build/static-build.ts
+++ b/packages/astro/src/core/build/static-build.ts
@@ -25,10 +25,16 @@ export interface StaticBuildOptions {
 	astroConfig: AstroConfig;
 	logging: LogOptions;
 	origin: string;
+	pageNames: string[];
 	routeCache: RouteCache;
 	viteConfig: ViteConfigWithSSR;
 }
 
+function addPageName(pathname: string, opts: StaticBuildOptions): void {
+	const pathrepl = opts.astroConfig.buildOptions.pageUrlFormat === 'directory' ? '/index.html' : pathname === '/' ? 'index.html' : '.html';
+	opts.pageNames.push(pathname.replace(/\/?$/, pathrepl).replace(/^\//, ''));
+}
+
 export async function staticBuild(opts: StaticBuildOptions) {
 	const { allPages, astroConfig } = opts;
 
@@ -198,9 +204,12 @@ interface GeneratePathOptions {
 }
 
 async function generatePath(pathname: string, opts: StaticBuildOptions, gopts: GeneratePathOptions) {
-	const { astroConfig, logging, origin, routeCache } = opts;
+	const { astroConfig, logging, origin, pageNames, routeCache } = opts;
 	const { Component, internals, linkIds, pageData } = gopts;
 
+	// This adds the page name to the array so it can be shown as part of stats.
+	addPageName(pathname, opts);
+
 	const [renderers, mod] = pageData.preload;
 
 	try {