Fix non-compliant Git URL matching

RFC 3986 § 2.3 permits more characters in a URL than were matched. This
corrects that, though there may be other deficiencies. This was a
regression from v1.0.2, where at least “.” was matched without error.

Author: amarshall

poetry/vcs/git.py

@@ -12,8 +12,8 @@
     "user": r"[a-zA-Z0-9_.-]+",
     "resource": r"[a-zA-Z0-9_.-]+",
     "port": r"\d+",
-    "path": r"[\w\-/\\]+",
-    "name": r"[\w\-]+",
+    "path": r"[\w~.\-/\\]+",
+    "name": r"[\w~.\-]+",
     "rev": r"[^@#]+",
 }
 

tests/vcs/test_git.py

@@ -24,6 +24,10 @@
             "git+https://user@hostname:project/blah.git",
             GitUrl("https://user@hostname/project/blah.git", None),
         ),
+        (
+            "git+https://user@hostname:project~_-.foo/blah~_-.bar.git",
+            GitUrl("https://user@hostname/project~_-.foo/blah~_-.bar.git", None),
+        ),
         (
             "git+ssh://[email protected]:sdispater/poetry.git#v1.0.27",
             GitUrl("[email protected]:sdispater/poetry.git", "v1.0.27"),