improve legacy config warning message (withastro#3142)

h3y6e · Apr 19, 2022 · 385046a · 385046a
1 parent 0682832
commit 385046a
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/packages/astro/src/core/config.ts b/packages/astro/src/core/config.ts
@@ -233,16 +233,16 @@ export async function validateConfig(
  process.exit(1);
  }
 
- let oldConfig = false;
+ let legacyConfigKey: string | undefined;
  for (const key of Object.keys(userConfig)) {
  if (LEGACY_ASTRO_CONFIG_KEYS.has(key)) {
- oldConfig = true;
+ legacyConfigKey = key;
  break;
  }
  }
- if (oldConfig) {
+ if (legacyConfigKey) {
  throw new Error(
- `Legacy configuration detected. Please update your configuration to the new format!\nSee https://astro.build/config for more information.`
+ `Legacy configuration detected: "${legacyConfigKey}".\nPlease update your configuration to the new format!\nSee https://astro.build/config for more information.`
  );
  }
  /* eslint-enable no-console */