finesse omissions only to repos with uncommitted added files

Author: scivision

.appveyor.yml

@@ -6,7 +6,6 @@ stack: python 3
 
 environment:
   PY_DIR: C:\Python37-x64
-  
 
 clone_depth: 3
 
@@ -22,6 +21,6 @@ init:
 install: 
 - gem install github-linguist --no-document
 - pip install -e .[tests]
-  
+
 test_script: pytest -rsv
 

ghlinguist/__init__.py

@@ -40,9 +40,11 @@ def checkrepo(path: Path) -> bool:
         return False
 
 # %% detect uncommited (dirty)
-    ret = subprocess.check_output(['git', 'status', '--porcelain'], cwd=path, universal_newlines=True)
-    if ret:  # non-empty string
+    ret = subprocess.check_output(['git', 'status', '--porcelain'],
+                                  cwd=path, universal_newlines=True)
+
+    if ret.startswith('A'):  # non-empty string
         logging.warning(f'{path} has uncommited changes: \n{ret}\n Linguist only works on files after "git commit"')
-        return True  # yes true, don't need to be too perfectionist
+        return False
 
     return True

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = ghlinguist
-version = 0.9.1
+version = 0.9.2
 author = Michael Hirsch, Ph.D.
 url = https://github.com/scivision/linguist-python
 description = simple command-line parser of GitHub Linguist Ruby program.