From b4929ae9e77f74bde251e81abc0a80e160de774a Mon Sep 17 00:00:00 2001
From: Matt Kane <m@mk.gg>
Date: Mon, 28 Apr 2025 13:12:55 +0100
Subject: fix: recursive content schema types (#13706)

---
 .changeset/red-boxes-bet.md       |  5 +++++
 packages/astro/types/content.d.ts | 15 +++++++++++----
 2 files changed, 16 insertions(+), 4 deletions(-)
 create mode 100644 .changeset/red-boxes-bet.md

diff --git a/.changeset/red-boxes-bet.md b/.changeset/red-boxes-bet.md
new file mode 100644
index 000000000..18642ea97
--- /dev/null
+++ b/.changeset/red-boxes-bet.md
@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Fixes typechecking for content config schema
diff --git a/packages/astro/types/content.d.ts b/packages/astro/types/content.d.ts
index c40d867a4..5c9101549 100644
--- a/packages/astro/types/content.d.ts
+++ b/packages/astro/types/content.d.ts
@@ -45,11 +45,18 @@ declare module 'astro:content' {
 		has: (key: string) => boolean;
 	}
 
+	type BaseAtomicSchema = import('astro/zod').AnyZodObject;
+
+	type BaseCompositeSchema =
+		| import('astro/zod').ZodUnion<[BaseAtomicSchema, ...BaseAtomicSchema[]]>
+		| import('astro/zod').ZodDiscriminatedUnion<string, BaseAtomicSchema[]>
+		// If we have a union of unions, give up on trying to type-check it all. You're on your own.
+		| import('astro/zod').ZodUnion<[import('astro/zod').ZodUnion<z.any>, ...z.any[]]>
+
 	type BaseSchemaWithoutEffects =
-		| import('astro/zod').AnyZodObject
-		| import('astro/zod').ZodUnion<[BaseSchemaWithoutEffects, ...BaseSchemaWithoutEffects[]]>
-		| import('astro/zod').ZodDiscriminatedUnion<string, import('astro/zod').AnyZodObject[]>
-		| import('astro/zod').ZodIntersection<BaseSchemaWithoutEffects, BaseSchemaWithoutEffects>;
+		| BaseAtomicSchema
+		| BaseCompositeSchema
+		| import('astro/zod').ZodIntersection<BaseAtomicSchema, BaseAtomicSchema | BaseCompositeSchema>;
 
 	export type BaseSchema =
 		| BaseSchemaWithoutEffects
-- 
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