fix: Fix the name validation of a package tarball (verdaccio#2242)

Co-authored-by: Juan Picado <[email protected]>

.changeset/gold-vans-tease.md

@@ -0,0 +1,5 @@
+---
+'@verdaccio/utils': patch
+---
+
+Fixed the validation of the name when searching for a tarball that have scoped package name

packages/utils/src/utils.ts

@@ -25,8 +25,14 @@ export function validateName(name: string): boolean {
   if (_.isString(name) === false) {
     return false;
   }
+  let normalizedName: string = name.toLowerCase();
 
-  const normalizedName: string = name.toLowerCase();
+  const isScoped: boolean = name.startsWith('@') && name.includes('/');
+  const scopedName = name.split('/', 2)[1];
+
+  if (isScoped && !_.isUndefined(scopedName)) {
+    normalizedName = scopedName.toLowerCase();
+  }
 
   /**
    * Some context about the first regex

packages/utils/test/utils.spec.ts

@@ -118,6 +118,7 @@ describe('Utilities', () => {
           expect(validateName('[email protected]')).toBeTruthy();
           // fix https://github.com/verdaccio/verdaccio/issues/1400
           expect(validateName('-build-infra')).toBeTruthy();
+          expect(validateName('@pkg-scoped/without-extension')).toBeTruthy();
         });
 
         test('should be valid using uppercase', () => {