[arch] fix: crashing when no AUR package name is informed to the AUR client

bauh/gems/arch/aur.py

@@ -113,6 +113,7 @@ class AURClient:
         return self.http_client.get_json(URL_SEARCH + words)
 
     def get_info(self, names: Iterable[str]) -> Optional[List[dict]]:
+        if names:
             try:
                 res = self.http_client.get_json(URL_INFO + self._map_names_as_queries(names))
             except requests.exceptions.ConnectionError:
@@ -195,7 +196,7 @@ class AURClient:
         self.logger.warning('No .SRCINFO found for {}'.format(name))
         self.logger.info('Checking if {} is based on another package'.format(name))
         # if was not found, it may be based on another package.
-        infos = self.get_info({name})
+        infos = self.get_info((name,))
 
         if infos:
             info = infos[0]

bauh/gems/arch/dependencies.py

@@ -264,6 +264,9 @@ class DependenciesAnalyser:
         aur_search = self.aur_client.search(dep_name)
 
         if aur_search:
+            aur_results = aur_search.get('results')
+
+            if aur_results:
                 if dep_name == dep_exp:
                     version_required, exp_op = None, None
                 else:
@@ -271,8 +274,7 @@ class DependenciesAnalyser:
                     version_required = split_informed_dep[2]
                     exp_op = split_informed_dep[1] if split_informed_dep[1] != '=' else '=='
 
-            for pkgname, pkgdata in self.aur_client.gen_updates_data(
-                    (aur_res['Name'] for aur_res in aur_search['results'])):
+                for pkgname, pkgdata in self.aur_client.gen_updates_data((aur_res['Name'] for aur_res in aur_results)):
                     if pkgname == dep_name or (dep_name in pkgdata['p']):
                         try:
                             if not version_required or match_required_version(pkgdata['v'], exp_op,
@@ -382,6 +384,7 @@ class DependenciesAnalyser:
             raise PackageNotFoundException(dep_exp)
 
     def _fill_aur_updates_data(self, pkgnames: Iterable[str], output_data: dict):
+        if pkgnames:
             for pkgname, pkgdata in self.aur_client.gen_updates_data(pkgnames):
                 output_data[pkgname] = pkgdata
 
@@ -516,6 +519,7 @@ class DependenciesAnalyser:
             if repo_providers_data:
                 deps_data.update(repo_providers_data)
 
+            if aur_providers_no_data:
                 for pkgname, pkgdata in self.aur_client.gen_updates_data(aur_providers_no_data):
                     deps_data[pkgname] = pkgdata