8000 Fix new style union syntax in type aliases by JukkaL · Pull Request #14008 · python/mypy · GitHub
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Fix new style union syntax in type aliases #14008

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Merged
merged 14 commits into from
Nov 7, 2022
Merged

Fix new style union syntax in type aliases #14008

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5856657
Fix new style union syntax in type aliases
JukkaL Nov 4, 2022
76b543d
Cleaner representation for special forms in error messages
JukkaL Nov 4, 2022
b11b023
Fix some tests
JukkaL Nov 4, 2022
8c57be5
Suggest adding a suitable fixture
JukkaL Nov 4, 2022
06d0c8d
Add functools test fixture
JukkaL Nov 4, 2022
5a79c20
Fix functools fixture
JukkaL Nov 4, 2022
5438a2e
Update comment
JukkaL Nov 4, 2022
6adab4e
Update test case
JukkaL Nov 4, 2022
6726101
Update test case
JukkaL Nov 4, 2022
967a2cc
Test syntax in stubs with older Python version
JukkaL Nov 7, 2022
0d7bfa1
Update test case
JukkaL Nov 7, 2022
f359e72
Add more test stubs
JukkaL Nov 7, 2022
893a918
Fix mypyc test case
JukkaL Nov 7, 2022
de9c391
Fix test case
JukkaL Nov 7, 2022
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Test syntax in stubs with older Python version
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@JukkaL
JukkaL committed Nov 7, 2022
commit 967a2cc2509c42bdf99b39af965cedc46ef183f5
27 changes: 27 additions & 0 deletions test-data/unit/pythoneval.test
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Original file line number Diff line number Diff line change
Expand Up @@ -1683,3 +1683,30 @@ A = Type[int] | str
B: TypeAlias = Type[int] | str
[out]
_testTypeAliasWithNewStyleUnion.py:5: note: Revealed type is "typing._SpecialForm"

[case testTypeAliasWithNewStyleUnionInStub]
# flags: --python-version 3.7
import m

[file m.pyi]
from typing import Type
from typing_extensions import Literal, TypeAlias

Foo = Literal[1, 2]
reveal_type(Foo)
Bar1 = Foo | Literal[3]
Bar2 = Literal[3] | Foo

U1 = int | str
U2 = U1 | bytes
U3 = bytes | U1

Opt1 = None | int
Opt2 = None | float
Opt3 = int | None
Opt4 = float | None

A = Type[int] | str
B: TypeAlias = Type[int] | str
[out]
m.pyi:5: note: Revealed type is "typing._SpecialForm"
0