feat: allow custom location analyzer in next catalog builder

Signed-off-by: Andrew Thauer <athauer@wealthsimple.com>

.changeset/brave-icons-shop.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-catalog-backend': patch
+---
+
+Allow custom LocationAnalyzer in NextCatalogBuilder

plugins/catalog-backend/api-report.md

@@ -1295,6 +1295,7 @@ export class NextCatalogBuilder {
   setEntityDataParser(parser: CatalogProcessorParser): NextCatalogBuilder;
   // Warning: (tsdoc-param-tag-missing-hyphen) The @param block should be followed by a parameter name and then a hyphen
   setFieldFormatValidators(validators: Partial<Validators>): NextCatalogBuilder;
+  setLocationAnalyzer(locationAnalyzer: LocationAnalyzer): NextCatalogBuilder;
   // Warning: (tsdoc-param-tag-missing-hyphen) The @param block should be followed by a parameter name and then a hyphen
   // Warning: (tsdoc-param-tag-missing-hyphen) The @param block should be followed by a parameter name and then a hyphen
   setPlaceholderResolver(

plugins/catalog-backend/src/service/NextCatalogBuilder.ts

@@ -122,6 +122,7 @@ export class NextCatalogBuilder {
       minSeconds: 100,
       maxSeconds: 150,
     });
+  private locationAnalyzer: LocationAnalyzer | undefined = undefined;
 
   constructor(env: CatalogEnvironment) {
     this.env = env;
@@ -176,6 +177,14 @@ export class NextCatalogBuilder {
     return this;
   }
 
+  /**
+   * Overwrites the default location analyzer.
+   */
+  setLocationAnalyzer(locationAnalyzer: LocationAnalyzer): NextCatalogBuilder {
+    this.locationAnalyzer = locationAnalyzer;
+    return this;
+  }
+
   /**
    * Sets what policies to use for validation of entities between the pre-
    * processing and post-processing stages. All such policies must pass for the
@@ -338,7 +347,8 @@ export class NextCatalogBuilder {
     );
 
     const locationsCatalog = new DatabaseLocationsCatalog(db);
-    const locationAnalyzer = new RepoLocationAnalyzer(logger, integrations);
+    const locationAnalyzer =
+      this.locationAnalyzer ?? new RepoLocationAnalyzer(logger, integrations);
     const locationService = new DefaultLocationService(
       locationStore,
       orchestrator,