test: add typing_extensions dev requirement for 3.7 and below

syrupy-project · Jun 1, 2021 · 7417e1b · 7417e1b
1 parent 1d9665a
commit 7417e1b
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Showing 3 changed files with 3 additions and 2 deletions.
diff --git a/conftest.py b/conftest.py
@@ -4,7 +4,7 @@
 
 from syrupy.utils import env_context
 
-typing.TYPE_CHECKING = False
+typing.TYPE_CHECKING = True
 pytest_plugins = "pytester"
 
 

diff --git a/setup.py b/setup.py
@@ -33,6 +33,7 @@
     "pyperf",
     "semver",
     "twine",
+    "typing_extensions",
     "wheel",
     *test_requires,
 ]

diff --git a/src/syrupy/types.py b/src/syrupy/types.py
@@ -16,7 +16,7 @@
 try:
     # Python minimum version 3.8
     # https://docs.python.org/3/library/typing.html#typing.Protocol
-    from typing import Protocol
+    from typing_extensions import Protocol
 
     class PropertyMatcher(Protocol):
         def __call__(