From bdbeaf605106cb8e2f2082950bb4a2d23ed1b2d7 Mon Sep 17 00:00:00 2001
From: Patrik Oldsberg <poldsberg@gmail.com>
Date: Fri, 29 Jan 2021 16:58:48 +0100
Subject: [PATCH] config-loader: validate each schema upfront to provide a more
 precise error message

---
 packages/config-loader/src/lib/schema/compile.ts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/packages/config-loader/src/lib/schema/compile.ts b/packages/config-loader/src/lib/schema/compile.ts
index 2607d51f80..e340d775a1 100644
--- a/packages/config-loader/src/lib/schema/compile.ts
+++ b/packages/config-loader/src/lib/schema/compile.ts
@@ -69,6 +69,14 @@ export function compileConfigSchemas(
     },
   });
 
+  for (const schema of schemas) {
+    try {
+      ajv.compile(schema.value);
+    } catch (error) {
+      throw new Error(`Schema at ${schema.path} is invalid, ${error}`);
+    }
+  }
+
   const merged = mergeAllOf(
     { allOf: schemas.map(_ => _.value) },
     {