simplify status code regex

1 files changed, 2 insertions, 44 deletions

diff --git a/packages/astro/src/vite-plugin-build-html/index.ts b/packages/astro/src/vite-plugin-build-html/index.ts
index 33b4ab70f..48bb617c9 100644
--- a/packages/astro/src/vite-plugin-build-html/index.ts
+++ b/packages/astro/src/vite-plugin-build-html/index.ts
@@ -25,48 +25,7 @@ const ASTRO_PAGE_PREFIX = '@astro-page';
 const ASTRO_SCRIPT_PREFIX = '@astro-script';
 
 const ASTRO_EMPTY = '@astro-empty';
-const ERROR_STATUS_CODES = [
-	'400',
-	'401',
-	'402',
-	'403',
-	'404',
-	'405',
-	'406',
-	'407',
-	'408',
-	'409',
-	'410',
-	'411',
-	'412',
-	'413',
-	'414',
-	'415',
-	'416',
-	'417',
-	'418',
-	'421',
-	'422',
-	'423',
-	'424',
-	'425',
-	'426',
-	'428',
-	'429',
-	'431',
-	'451',
-	'500',
-	'501',
-	'502',
-	'503',
-	'504',
-	'505',
-	'506',
-	'507',
-	'508',
-	'510',
-	'511',
-];
+const STATUS_CODE_REGEXP = /^[0-9]{3}$/;
 
 interface PluginOptions {
 	astroConfig: AstroConfig;
@@ -523,8 +482,7 @@ export function rollupPluginAstroBuildHTML(options: PluginOptions): VitePlugin {
 				let outPath: string;
 
 				// Output directly to 404.html rather than 404/index.html
-				// Supports any other status codes, too
-				if (ERROR_STATUS_CODES.find((code) => code === name) || astroConfig.buildOptions.pageUrlFormat === 'file') {
+				if (astroConfig.buildOptions.pageUrlFormat === 'file' || STATUS_CODE_REGEXP.test(name)) {
 					outPath = `${removeEndingForwardSlash(name || 'index')}.html`;
 				} else {
 					outPath = npath.posix.join(name, 'index.html');