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[ty] fix binary expression inference between boolean literals and bool instances (#18663)

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Alperen Keleş 2025-06-17 10:02:40 -07:00 • committed by GitHub
parent 87f0feb21a
commit 932f941d15
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2 changed files with 80 additions and 16 deletions
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62
crates/ty_python_semantic/resources/mdtest/binary/booleans.md
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@ -103,3 +103,65 @@ def _(a: bool):
reveal_type(x / y) # revealed: int | float
reveal_type(x % y) # revealed: int
```
## Bitwise operations with a variable
```py
import random
def _(a: bool):
def lhs_is_int(x: int):
reveal_type(x | a) # revealed: int
reveal_type(x & a) # revealed: int
reveal_type(x ^ a) # revealed: int
def rhs_is_int(x: int):
reveal_type(a | x) # revealed: int
reveal_type(a & x) # revealed: int
reveal_type(a ^ x) # revealed: int
def lhs_is_int_literal():
reveal_type(0 | a) # revealed: int
reveal_type(0 & a) # revealed: int
reveal_type(0 ^ a) # revealed: int
reveal_type(1 | a) # revealed: int
reveal_type(1 & a) # revealed: int
reveal_type(1 ^ a) # revealed: int
def lhs_is_true():
reveal_type(True | a) # revealed: bool
reveal_type(True & a) # revealed: bool
reveal_type(True ^ a) # revealed: bool
def rhs_is_true():
reveal_type(a | True) # revealed: bool
reveal_type(a & True) # revealed: bool
reveal_type(a ^ True) # revealed: bool
def lhs_is_false():
reveal_type(False | a) # revealed: bool
reveal_type(False & a) # revealed: bool
reveal_type(False ^ a) # revealed: bool
def rhs_is_false():
reveal_type(a | False) # revealed: bool
reveal_type(a & False) # revealed: bool
reveal_type(a ^ False) # revealed: bool
def both_are_bool(x: bool, y: bool):
reveal_type(x | y) # revealed: bool
reveal_type(x & y) # revealed: bool
reveal_type(x ^ y) # revealed: bool
def lhs_is_int_literal_rhs_is_bool_literal():
reveal_type(0 & True) # revealed: Literal[0]
reveal_type(0 | True) # revealed: Literal[1]
reveal_type(3 & True) # revealed: Literal[1]
reveal_type(3 | True) # revealed: Literal[3]
reveal_type(0 & False) # revealed: Literal[0]
reveal_type(0 | False) # revealed: Literal[0]
reveal_type(3 & False) # revealed: Literal[0]
reveal_type(3 | False) # revealed: Literal[3]
```