more forgiving init code

Signed-off-by: Fredrik Adelöw <freben@gmail.com>

plugins/catalog-backend-module-ldap/api-report.md

@@ -134,7 +134,7 @@ export class LdapOrgReaderProcessor implements CatalogProcessor {
   });
   // (undocumented)
   static fromConfig(
-    config: Config,
+    configRoot: Config,
     options: {
       logger: Logger;
       groupTransformer?: GroupTransformer;

plugins/catalog-backend-module-ldap/src/processors/LdapOrgEntityProvider.ts

@@ -114,17 +114,11 @@ export class LdapOrgEntityProvider implements EntityProvider {
     const config =
       configRoot.getOptionalConfig('ldap') ||
       configRoot.getOptionalConfig('catalog.processors.ldapOrg');
-    if (!config) {
-      throw new TypeError(
-        `There is no LDAP configuration. Please add it as "ldap.providers".`,
-      );
-    }
-
-    const providers = readLdapConfig(config);
+    const providers = config ? readLdapConfig(config) : [];
     const provider = providers.find(p => options.target === p.target);
     if (!provider) {
       throw new TypeError(
-        `There is no LDAP configuration that matches ${options.target}. Please add a configuration entry for it under "ldap.providers".`,
+        `There is no LDAP configuration that matches "${options.target}". Please add a configuration entry for it under "ldap.providers".`,
       );
     }
 

plugins/catalog-backend-module-ldap/src/processors/LdapOrgReaderProcessor.ts

@@ -54,15 +54,9 @@ export class LdapOrgReaderProcessor implements CatalogProcessor {
     const config =
       configRoot.getOptionalConfig('ldap') ||
       configRoot.getOptionalConfig('catalog.processors.ldapOrg');
-    if (!config) {
-      throw new TypeError(
-        `There is no LDAP configuration. Please add it as "ldap.providers".`,
-      );
-    }
-
     return new LdapOrgReaderProcessor({
       ...options,
-      providers: readLdapConfig(config),
+      providers: config ? readLdapConfig(config) : [],
     });
   }
 
@@ -94,7 +88,7 @@ export class LdapOrgReaderProcessor implements CatalogProcessor {
     const provider = this.providers.find(p => location.target === p.target);
     if (!provider) {
       throw new Error(
-        `There is no LDAP Org provider that matches ${location.target}. Please add a configuration entry for it under catalog.processors.ldapOrg.providers.`,
+        `There is no LDAP configuration that matches "${location.target}". Please add a configuration entry for it under "ldap.providers".`,
       );
     }