Merge pull request #370 from nvbn/369-git-fix-stash-fails

#369 Fix `git_fix_stash` fails when script is just `git`

tests/rules/test_git_fix_stash.py

@@ -23,6 +23,10 @@ def test_match(wrong):
     assert match(Command(wrong, stderr=git_stash_err))
 
 
+def test_not_match():
+    assert not match(Command("git", stderr=git_stash_err))
+
+
 @pytest.mark.parametrize('wrong,fixed', [
     ('git stash opp', 'git stash pop'),
     ('git stash Some message', 'git stash save Some message'),

thefuck/rules/git_fix_stash.py

@@ -5,8 +5,12 @@ from thefuck.specific.git import git_support
 
 @git_support
 def match(command):
-    return (command.script.split()[1] == 'stash'
+    splited_script = command.script.split()
+    if len(splited_script) > 1:
+        return (splited_script[1] == 'stash'
                 and 'usage:' in command.stderr)
+    else:
+        return False
 
 # git's output here is too complicated to be parsed (see the test file)
 stash_commands = (