add dry run option for gita add (#210)

gita/__main__.py

@@ -58,13 +58,17 @@ def _path_name(name: str) -> str:
 def f_add(args: argparse.Namespace):
     repos = utils.get_repos()
     paths = args.paths
+    dry_run = args.dry_run
     groups = utils.get_groups()
     if args.recursive or args.auto_group:
         paths = (p.rstrip(os.path.sep) for p in chain.from_iterable(
                 glob.glob(os.path.join(p, '**/'), recursive=True)
                 for p in args.paths))
     new_repos = utils.add_repos(repos, paths, include_bare=args.bare,
-                        exclude_submodule=args.skip_submodule)
+                        exclude_submodule=args.skip_submodule,
+                        dry_run=dry_run)
+    if dry_run:
+        return
     if new_repos and args.auto_group:
         new_groups = utils.auto_group(new_repos, args.paths)
         if new_groups:
@@ -389,6 +393,7 @@ def main(argv=None):
     p_add = subparsers.add_parser('add', description='add repo(s)',
             help='add repo(s)')
     p_add.add_argument('paths', nargs='+', type=_path_name, help="repo(s) to add")
+    p_add.add_argument('-n','--dry-run', action='store_true', help='dry run')
     p_add.add_argument('-g','--group',
                     choices=utils.get_groups(),
                     help="add repo(s) to the specified group")

gita/utils.py

@@ -279,6 +279,7 @@ def _make_name(path: str, repos: Dict[str, Dict[str, str]],
 def add_repos(repos: Dict[str, Dict[str, str]], new_paths: List[str],
               include_bare=False,
               exclude_submodule=False,
+              dry_run=False,
               ) -> Dict[str, Dict[str, str]]:
     """
     Write new repo paths to file; return the added repos.
@@ -291,6 +292,10 @@ def add_repos(repos: Dict[str, Dict[str, str]], new_paths: List[str],
     new_repos = {}
     if new_paths:
         print(f"Found {len(new_paths)} new repo(s).")
+        if dry_run:
+            for p in new_paths:
+                print(p)
+            return {}
         name_counts = Counter(
             os.path.basename(os.path.normpath(p)) for p in new_paths
                 )

setup.py

@@ -7,7 +7,7 @@
 setup(
     name='gita',
     packages=['gita'],
-    version='0.16.1',
+    version='0.16.1.1',
     license='MIT',
     description='Manage multiple git repos with sanity',
     long_description=long_description,