Add an error message for improperly configured renderers (#4705)

* Add error messages for wrongly configured renderers * Add changeset
withastro · Sep 12, 2022 · 5b6173f · 5b6173f
1 parent ee03967
commit 5b6173f
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diff --git a/.changeset/fuzzy-rats-remain.md b/.changeset/fuzzy-rats-remain.md
@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Properly show an error message when a renderer is not properly configured
diff --git a/packages/astro/src/integrations/index.ts b/packages/astro/src/integrations/index.ts
@@ -66,6 +66,14 @@ export async function runHookConfigSetup({
 				config: updatedConfig,
 				command,
 				addRenderer(renderer: AstroRenderer) {
+					if (!renderer.name) {
+						throw new Error(`Integration ${bold(integration.name)} has an unnamed renderer.`);
+					}
+
+					if (!renderer.serverEntrypoint) {
+						throw new Error(`Renderer ${bold(renderer.name)} does not provide a serverEntrypoint.`);
+					}
+
 					updatedConfig._ctx.renderers.push(renderer);
 				},
 				injectScript: (stage, content) => {