Merge pull request #2 from iron3oxide/update-typeid-checks-for-prefix…

…-invalid-exception

Update typeid checks for prefix invalid exception

tests/test_typeid.py

@@ -2,7 +2,7 @@
 import uuid6
 
 from typeid import TypeID
-from typeid.errors import InvalidTypeIDStringException
+from typeid.errors import SuffixValidationException
 
 
 def test_default_suffix() -> None:
@@ -87,7 +87,7 @@ def test_construct_type_from_string_with_prefix_standalone() -> None:
 def test_construct_type_from_invalid_string() -> None:
     string = "invalid_string_to_typeid"
 
-    with pytest.raises(InvalidTypeIDStringException):
+    with pytest.raises(SuffixValidationException):
         TypeID.from_string(string)
 
 

typeid/typeid.py

@@ -84,6 +84,8 @@ def get_prefix_and_suffix(string: str) -> tuple:
     if len(parts) == 1:
         prefix = None
         suffix = parts[0]
+    elif len(parts) == 2 and parts[0] == "":
+        raise InvalidTypeIDStringException(f"Invalid TypeID: {string}")
     else:
         prefix, suffix = parts