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[red-knot] Disambiguate display for intersection types (#16914)

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## Summary

Fixes #16912 

Create a new type `DisplayMaybeParenthesizedType` that is now used in
Union and Intersection display

## Test Plan

Update callable annotations
This commit is contained in:
Matthew Mckee
2025-03-23 14:18:30 +00:00
committed by GitHub
parent 2d892bc9f7
commit 08a0995108
2 changed files with 44 additions and 9 deletions
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18
crates/red_knot_python_semantic/resources/mdtest/annotations/callable.md
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@@ -167,6 +167,24 @@ def _(
reveal_type(e) # revealed: None | ((int | str, /) -> int) | int
```
## Intersection
```py
from typing import Callable, Union
from knot_extensions import Intersection, Not
def _(
c: Intersection[Callable[[Union[int, str]], int], int],
d: Intersection[int, Callable[[Union[int, str]], int]],
e: Intersection[int, Callable[[Union[int, str]], int], str],
f: Intersection[Not[Callable[[int, str], Intersection[int, str]]]],
):
reveal_type(c) # revealed: ((int | str, /) -> int) & int
reveal_type(d) # revealed: int & ((int | str, /) -> int)
reveal_type(e) # revealed: int & ((int | str, /) -> int) & str
reveal_type(f) # revealed: ~((int, str, /) -> int & str)
```
## Nested
A nested `Callable` as one of the parameter types: