Fix error stacktrace from Vite SSR runtime (#7273)

.changeset/breezy-onions-scream.md

@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Fix error stacktrace from Vite SSR runtime

packages/astro/src/vite-plugin-astro-postprocess/index.ts

@@ -61,7 +61,7 @@ export default function astro(_opts: AstroPluginOptions): Plugin {
 			if (s) {
 				return {
 					code: s.toString(),
-					map: s.generateMap(),
+					map: s.generateMap({ hires: true }),
 				};
 			}
 		},

packages/astro/src/vite-plugin-astro-server/request.ts

@@ -81,6 +81,12 @@ export async function handleRequest(
 		},
 		onError(_err) {
 			const err = createSafeError(_err);
+
+			// This could be a runtime error from Vite's SSR module, so try to fix it here
+			try {
+				env.loader.fixStacktrace(err as Error);
+			} catch {}
+
 			// This is our last line of defense regarding errors where we still might have some information about the request
 			// Our error should already be complete, but let's try to add a bit more through some guesswork
 			const errorWithMetadata = collectErrorMetadata(err, config.root);

packages/astro/src/vite-plugin-env/index.ts

@@ -137,7 +137,7 @@ export default function envVitePlugin({ settings }: EnvPluginOptions): vite.Plug
 			if (s) {
 				return {
 					code: s.toString(),
-					map: s.generateMap(),
+					map: s.generateMap({ hires: true }),
 				};
 			}
 		},

packages/astro/src/vite-plugin-scripts/page-ssr.ts

@@ -35,7 +35,7 @@ export default function astroScriptsPostPlugin({
 
 			return {
 				code: s.toString(),
-				map: s.generateMap(),
+				map: s.generateMap({ hires: true }),
 			};
 		},
 	};