mirror of https://github.com/astral-sh/ruff
[ty] Don't introduce invalid syntax when autofixing override-of-final-method (#21699)
This commit is contained in:
Alex Waygood
GitHub
parent
69ace00210
commit
b02e8212c9
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@ -354,6 +354,13 @@ impl Diagnostic {
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Arc::make_mut(&mut self.inner).fix = Some(fix);
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}
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/// If `fix` is `Some`, set the fix for this diagnostic.
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pub fn set_optional_fix(&mut self, fix: Option<Fix>) {
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if let Some(fix) = fix {
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self.set_fix(fix);
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}
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}
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/// Remove the fix for this diagnostic.
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pub fn remove_fix(&mut self) {
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Arc::make_mut(&mut self.inner).fix = None;
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@ -51,6 +51,10 @@ class Parent:
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@final
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def my_property2(self) -> int: ...
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@property
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@final
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def my_property3(self) -> int: ...
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@final
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@classmethod
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def class_method1(cls) -> int: ...
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@ -86,6 +90,13 @@ class Child(Parent):
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@property
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def my_property2(self) -> int: ... # error: [override-of-final-method]
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@my_property2.setter
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def my_property2(self, x: int) -> None: ...
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@property
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def my_property3(self) -> int: ... # error: [override-of-final-method]
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@my_property3.deleter
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def my_proeprty3(self) -> None: ...
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@classmethod
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def class_method1(cls) -> int: ... # error: [override-of-final-method]
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@ -230,7 +241,7 @@ class ChildOfBad(Bad):
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def bar(self, x: str) -> str: ...
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@overload
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def bar(self, x: int) -> int: ... # error: [override-of-final-method]
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@overload
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def baz(self, x: str) -> str: ...
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@overload
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@ -461,14 +472,17 @@ class B(A):
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def method1(self) -> None: ... # error: [override-of-final-method]
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def method2(self) -> None: ... # error: [override-of-final-method]
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def method3(self) -> None: ... # error: [override-of-final-method]
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def method4(self) -> None: ... # error: [override-of-final-method]
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# check that autofixes don't introduce invalid syntax
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# if there are multiple statements on one line
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#
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# TODO: we should emit a Liskov violation here too
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# error: [override-of-final-method]
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method4 = 42; unrelated = 56 # fmt: skip
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# Possible overrides of possibly `@final` methods...
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class C(A):
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if coinflip():
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# TODO: the autofix here introduces invalid syntax because there are now no
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# statements inside the `if:` branch
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# (but it might still be a useful autofix in an IDE context?)
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def method1(self) -> None: ... # error: [override-of-final-method]
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else:
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pass
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@ -49,26 +49,29 @@ mdtest path: crates/ty_python_semantic/resources/mdtest/final.md
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35 | def method1(self) -> None: ... # error: [override-of-final-method]
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36 | def method2(self) -> None: ... # error: [override-of-final-method]
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37 | def method3(self) -> None: ... # error: [override-of-final-method]
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38 | def method4(self) -> None: ... # error: [override-of-final-method]
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39 |
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40 | # Possible overrides of possibly `@final` methods...
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41 | class C(A):
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42 | if coinflip():
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43 | # TODO: the autofix here introduces invalid syntax because there are now no
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44 | # statements inside the `if:` branch
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45 | # (but it might still be a useful autofix in an IDE context?)
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46 | def method1(self) -> None: ... # error: [override-of-final-method]
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47 | else:
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48 | pass
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49 |
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50 | if coinflip():
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51 | def method2(self) -> None: ... # TODO: should emit [override-of-final-method]
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52 | else:
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53 | def method2(self) -> None: ... # TODO: should emit [override-of-final-method]
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54 |
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55 | if coinflip():
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56 | def method3(self) -> None: ... # error: [override-of-final-method]
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57 | def method4(self) -> None: ... # error: [override-of-final-method]
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38 |
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39 | # check that autofixes don't introduce invalid syntax
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40 | # if there are multiple statements on one line
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41 | #
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42 | # TODO: we should emit a Liskov violation here too
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43 | # error: [override-of-final-method]
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44 | method4 = 42; unrelated = 56 # fmt: skip
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45 |
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46 | # Possible overrides of possibly `@final` methods...
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47 | class C(A):
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48 | if coinflip():
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49 | def method1(self) -> None: ... # error: [override-of-final-method]
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50 | else:
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51 | pass
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52 |
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53 | if coinflip():
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54 | def method2(self) -> None: ... # TODO: should emit [override-of-final-method]
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55 | else:
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56 | def method2(self) -> None: ... # TODO: should emit [override-of-final-method]
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57 |
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58 | if coinflip():
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59 | def method3(self) -> None: ... # error: [override-of-final-method]
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60 | def method4(self) -> None: ... # error: [override-of-final-method]
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```
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# Diagnostics
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@ -104,7 +107,7 @@ info: rule `override-of-final-method` is enabled by default
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35 + # error: [override-of-final-method]
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36 | def method2(self) -> None: ... # error: [override-of-final-method]
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37 | def method3(self) -> None: ... # error: [override-of-final-method]
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38 | def method4(self) -> None: ... # error: [override-of-final-method]
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38 |
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note: This is an unsafe fix and may change runtime behavior
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```
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@ -118,7 +121,6 @@ error[override-of-final-method]: Cannot override `A.method2`
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36 | def method2(self) -> None: ... # error: [override-of-final-method]
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| ^^^^^^^ Overrides a definition from superclass `A`
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37 | def method3(self) -> None: ... # error: [override-of-final-method]
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38 | def method4(self) -> None: ... # error: [override-of-final-method]
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info: `A.method2` is decorated with `@final`, forbidding overrides
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--> src/mdtest_snippet.py:16:9
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@ -140,8 +142,8 @@ info: rule `override-of-final-method` is enabled by default
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- def method2(self) -> None: ... # error: [override-of-final-method]
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36 + # error: [override-of-final-method]
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37 | def method3(self) -> None: ... # error: [override-of-final-method]
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38 | def method4(self) -> None: ... # error: [override-of-final-method]
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39 |
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38 |
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39 | # check that autofixes don't introduce invalid syntax
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note: This is an unsafe fix and may change runtime behavior
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```
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@ -154,7 +156,8 @@ error[override-of-final-method]: Cannot override `A.method3`
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36 | def method2(self) -> None: ... # error: [override-of-final-method]
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37 | def method3(self) -> None: ... # error: [override-of-final-method]
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| ^^^^^^^ Overrides a definition from superclass `A`
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38 | def method4(self) -> None: ... # error: [override-of-final-method]
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38 |
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39 | # check that autofixes don't introduce invalid syntax
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info: `A.method3` is decorated with `@final`, forbidding overrides
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--> src/mdtest_snippet.py:20:9
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@ -174,23 +177,23 @@ info: rule `override-of-final-method` is enabled by default
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36 | def method2(self) -> None: ... # error: [override-of-final-method]
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- def method3(self) -> None: ... # error: [override-of-final-method]
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37 + # error: [override-of-final-method]
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38 | def method4(self) -> None: ... # error: [override-of-final-method]
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39 |
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40 | # Possible overrides of possibly `@final` methods...
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38 |
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39 | # check that autofixes don't introduce invalid syntax
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40 | # if there are multiple statements on one line
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note: This is an unsafe fix and may change runtime behavior
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```
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```
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error[override-of-final-method]: Cannot override `A.method4`
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--> src/mdtest_snippet.py:38:9
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--> src/mdtest_snippet.py:44:5
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36 | def method2(self) -> None: ... # error: [override-of-final-method]
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37 | def method3(self) -> None: ... # error: [override-of-final-method]
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38 | def method4(self) -> None: ... # error: [override-of-final-method]
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| ^^^^^^^ Overrides a definition from superclass `A`
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39 |
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40 | # Possible overrides of possibly `@final` methods...
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42 | # TODO: we should emit a Liskov violation here too
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43 | # error: [override-of-final-method]
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44 | method4 = 42; unrelated = 56 # fmt: skip
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| ^^^^^^^ Overrides a definition from superclass `A`
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45 |
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46 | # Possible overrides of possibly `@final` methods...
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info: `A.method4` is decorated with `@final`, forbidding overrides
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--> src/mdtest_snippet.py:29:9
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@ -206,28 +209,19 @@ info: `A.method4` is decorated with `@final`, forbidding overrides
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help: Remove the override of `method4`
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info: rule `override-of-final-method` is enabled by default
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35 | def method1(self) -> None: ... # error: [override-of-final-method]
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36 | def method2(self) -> None: ... # error: [override-of-final-method]
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37 | def method3(self) -> None: ... # error: [override-of-final-method]
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- def method4(self) -> None: ... # error: [override-of-final-method]
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38 + # error: [override-of-final-method]
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39 |
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40 | # Possible overrides of possibly `@final` methods...
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41 | class C(A):
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note: This is an unsafe fix and may change runtime behavior
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```
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```
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error[override-of-final-method]: Cannot override `A.method1`
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--> src/mdtest_snippet.py:46:13
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--> src/mdtest_snippet.py:49:13
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44 | # statements inside the `if:` branch
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45 | # (but it might still be a useful autofix in an IDE context?)
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46 | def method1(self) -> None: ... # error: [override-of-final-method]
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47 | class C(A):
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48 | if coinflip():
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49 | def method1(self) -> None: ... # error: [override-of-final-method]
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| ^^^^^^^ Overrides a definition from superclass `A`
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47 | else:
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48 | pass
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50 | else:
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51 | pass
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info: `A.method1` is decorated with `@final`, forbidding overrides
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--> src/mdtest_snippet.py:8:9
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@ -243,26 +237,17 @@ info: `A.method1` is decorated with `@final`, forbidding overrides
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help: Remove the override of `method1`
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info: rule `override-of-final-method` is enabled by default
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43 | # TODO: the autofix here introduces invalid syntax because there are now no
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44 | # statements inside the `if:` branch
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45 | # (but it might still be a useful autofix in an IDE context?)
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- def method1(self) -> None: ... # error: [override-of-final-method]
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46 + # error: [override-of-final-method]
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47 | else:
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48 | pass
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49 |
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note: This is an unsafe fix and may change runtime behavior
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```
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```
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error[override-of-final-method]: Cannot override `A.method3`
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--> src/mdtest_snippet.py:56:13
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--> src/mdtest_snippet.py:59:13
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55 | if coinflip():
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56 | def method3(self) -> None: ... # error: [override-of-final-method]
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58 | if coinflip():
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59 | def method3(self) -> None: ... # error: [override-of-final-method]
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| ^^^^^^^ Overrides a definition from superclass `A`
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57 | def method4(self) -> None: ... # error: [override-of-final-method]
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60 | def method4(self) -> None: ... # error: [override-of-final-method]
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|
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info: `A.method3` is decorated with `@final`, forbidding overrides
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--> src/mdtest_snippet.py:20:9
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@ -277,23 +262,16 @@ info: `A.method3` is decorated with `@final`, forbidding overrides
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help: Remove the override of `method3`
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info: rule `override-of-final-method` is enabled by default
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53 | def method2(self) -> None: ... # TODO: should emit [override-of-final-method]
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54 |
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55 | if coinflip():
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- def method3(self) -> None: ... # error: [override-of-final-method]
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56 + # error: [override-of-final-method]
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57 | def method4(self) -> None: ... # error: [override-of-final-method]
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note: This is an unsafe fix and may change runtime behavior
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```
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```
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error[override-of-final-method]: Cannot override `A.method4`
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--> src/mdtest_snippet.py:57:13
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--> src/mdtest_snippet.py:60:13
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55 | if coinflip():
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56 | def method3(self) -> None: ... # error: [override-of-final-method]
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57 | def method4(self) -> None: ... # error: [override-of-final-method]
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58 | if coinflip():
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59 | def method3(self) -> None: ... # error: [override-of-final-method]
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60 | def method4(self) -> None: ... # error: [override-of-final-method]
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| ^^^^^^^ Overrides a definition from superclass `A`
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|
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info: `A.method4` is decorated with `@final`, forbidding overrides
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@ -310,11 +288,5 @@ info: `A.method4` is decorated with `@final`, forbidding overrides
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|
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help: Remove the override of `method4`
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info: rule `override-of-final-method` is enabled by default
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54 |
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55 | if coinflip():
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56 | def method3(self) -> None: ... # error: [override-of-final-method]
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- def method4(self) -> None: ... # error: [override-of-final-method]
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57 + # error: [override-of-final-method]
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note: This is an unsafe fix and may change runtime behavior
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```
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|
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@ -28,93 +28,93 @@ mdtest path: crates/ty_python_semantic/resources/mdtest/final.md
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14 | @final
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15 | def my_property2(self) -> int: ...
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16 |
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17 | @final
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18 | @classmethod
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19 | def class_method1(cls) -> int: ...
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17 | @property
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18 | @final
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19 | def my_property3(self) -> int: ...
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20 |
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21 | @classmethod
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22 | @final
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23 | def class_method2(cls) -> int: ...
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21 | @final
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22 | @classmethod
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23 | def class_method1(cls) -> int: ...
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24 |
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25 | @final
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26 | @staticmethod
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27 | def static_method1() -> int: ...
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25 | @classmethod
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26 | @final
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27 | def class_method2(cls) -> int: ...
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28 |
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29 | @staticmethod
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30 | @final
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31 | def static_method2() -> int: ...
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29 | @final
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30 | @staticmethod
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31 | def static_method1() -> int: ...
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32 |
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33 | @lossy_decorator
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33 | @staticmethod
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34 | @final
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35 | def decorated_1(self): ...
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35 | def static_method2() -> int: ...
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36 |
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37 | @final
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38 | @lossy_decorator
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39 | def decorated_2(self): ...
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37 | @lossy_decorator
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38 | @final
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39 | def decorated_1(self): ...
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40 |
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41 | class Child(Parent):
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42 | # explicitly test the concise diagnostic message,
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43 | # which is different to the verbose diagnostic summary message:
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44 | #
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45 | # error: [override-of-final-method] "Cannot override final member `foo` from superclass `Parent`"
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46 | def foo(self): ...
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47 | @property
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48 | def my_property1(self) -> int: ... # error: [override-of-final-method]
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49 |
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50 | @property
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51 | def my_property2(self) -> int: ... # error: [override-of-final-method]
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52 |
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53 | @classmethod
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54 | def class_method1(cls) -> int: ... # error: [override-of-final-method]
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55 |
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56 | @staticmethod
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57 | def static_method1() -> int: ... # error: [override-of-final-method]
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41 | @final
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42 | @lossy_decorator
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43 | def decorated_2(self): ...
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44 |
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45 | class Child(Parent):
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46 | # explicitly test the concise diagnostic message,
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47 | # which is different to the verbose diagnostic summary message:
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48 | #
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49 | # error: [override-of-final-method] "Cannot override final member `foo` from superclass `Parent`"
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50 | def foo(self): ...
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51 | @property
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52 | def my_property1(self) -> int: ... # error: [override-of-final-method]
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53 |
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54 | @property
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55 | def my_property2(self) -> int: ... # error: [override-of-final-method]
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56 | @my_property2.setter
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57 | def my_property2(self, x: int) -> None: ...
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58 |
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59 | @classmethod
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60 | def class_method2(cls) -> int: ... # error: [override-of-final-method]
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61 |
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62 | @staticmethod
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63 | def static_method2() -> int: ... # error: [override-of-final-method]
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64 |
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65 | def decorated_1(self): ... # TODO: should emit [override-of-final-method]
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59 | @property
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60 | def my_property3(self) -> int: ... # error: [override-of-final-method]
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61 | @my_property3.deleter
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62 | def my_proeprty3(self) -> None: ...
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63 |
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64 | @classmethod
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65 | def class_method1(cls) -> int: ... # error: [override-of-final-method]
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66 |
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67 | @lossy_decorator
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68 | def decorated_2(self): ... # TODO: should emit [override-of-final-method]
|
||||
67 | @staticmethod
|
||||
68 | def static_method1() -> int: ... # error: [override-of-final-method]
|
||||
69 |
|
||||
70 | class OtherChild(Parent): ...
|
||||
71 |
|
||||
72 | class Grandchild(OtherChild):
|
||||
70 | @classmethod
|
||||
71 | def class_method2(cls) -> int: ... # error: [override-of-final-method]
|
||||
72 |
|
||||
73 | @staticmethod
|
||||
74 | # TODO: we should emit a Liskov violation here too
|
||||
75 | # error: [override-of-final-method]
|
||||
76 | def foo(): ...
|
||||
77 | @property
|
||||
78 | # TODO: we should emit a Liskov violation here too
|
||||
79 | # error: [override-of-final-method]
|
||||
80 | def my_property1(self) -> str: ...
|
||||
81 | # TODO: we should emit a Liskov violation here too
|
||||
82 | # error: [override-of-final-method]
|
||||
83 | class_method1 = None
|
||||
84 |
|
||||
85 | # Diagnostic edge case: `final` is very far away from the method definition in the source code:
|
||||
86 |
|
||||
87 | T = TypeVar("T")
|
||||
88 |
|
||||
89 | def identity(x: T) -> T: ...
|
||||
90 |
|
||||
91 | class Foo:
|
||||
92 | @final
|
||||
93 | @identity
|
||||
94 | @identity
|
||||
95 | @identity
|
||||
96 | @identity
|
||||
97 | @identity
|
||||
98 | @identity
|
||||
99 | @identity
|
||||
100 | @identity
|
||||
101 | @identity
|
||||
102 | @identity
|
||||
103 | @identity
|
||||
74 | def static_method2() -> int: ... # error: [override-of-final-method]
|
||||
75 |
|
||||
76 | def decorated_1(self): ... # TODO: should emit [override-of-final-method]
|
||||
77 |
|
||||
78 | @lossy_decorator
|
||||
79 | def decorated_2(self): ... # TODO: should emit [override-of-final-method]
|
||||
80 |
|
||||
81 | class OtherChild(Parent): ...
|
||||
82 |
|
||||
83 | class Grandchild(OtherChild):
|
||||
84 | @staticmethod
|
||||
85 | # TODO: we should emit a Liskov violation here too
|
||||
86 | # error: [override-of-final-method]
|
||||
87 | def foo(): ...
|
||||
88 | @property
|
||||
89 | # TODO: we should emit a Liskov violation here too
|
||||
90 | # error: [override-of-final-method]
|
||||
91 | def my_property1(self) -> str: ...
|
||||
92 | # TODO: we should emit a Liskov violation here too
|
||||
93 | # error: [override-of-final-method]
|
||||
94 | class_method1 = None
|
||||
95 |
|
||||
96 | # Diagnostic edge case: `final` is very far away from the method definition in the source code:
|
||||
97 |
|
||||
98 | T = TypeVar("T")
|
||||
99 |
|
||||
100 | def identity(x: T) -> T: ...
|
||||
101 |
|
||||
102 | class Foo:
|
||||
103 | @final
|
||||
104 | @identity
|
||||
105 | @identity
|
||||
106 | @identity
|
||||
|
|
@ -122,24 +122,35 @@ mdtest path: crates/ty_python_semantic/resources/mdtest/final.md
|
|||
108 | @identity
|
||||
109 | @identity
|
||||
110 | @identity
|
||||
111 | def bar(self): ...
|
||||
112 |
|
||||
113 | class Baz(Foo):
|
||||
114 | def bar(self): ... # error: [override-of-final-method]
|
||||
111 | @identity
|
||||
112 | @identity
|
||||
113 | @identity
|
||||
114 | @identity
|
||||
115 | @identity
|
||||
116 | @identity
|
||||
117 | @identity
|
||||
118 | @identity
|
||||
119 | @identity
|
||||
120 | @identity
|
||||
121 | @identity
|
||||
122 | def bar(self): ...
|
||||
123 |
|
||||
124 | class Baz(Foo):
|
||||
125 | def bar(self): ... # error: [override-of-final-method]
|
||||
```
|
||||
|
||||
# Diagnostics
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.foo`
|
||||
--> src/mdtest_snippet.pyi:46:9
|
||||
--> src/mdtest_snippet.pyi:50:9
|
||||
|
|
||||
44 | #
|
||||
45 | # error: [override-of-final-method] "Cannot override final member `foo` from superclass `Parent`"
|
||||
46 | def foo(self): ...
|
||||
48 | #
|
||||
49 | # error: [override-of-final-method] "Cannot override final member `foo` from superclass `Parent`"
|
||||
50 | def foo(self): ...
|
||||
| ^^^ Overrides a definition from superclass `Parent`
|
||||
47 | @property
|
||||
48 | def my_property1(self) -> int: ... # error: [override-of-final-method]
|
||||
51 | @property
|
||||
52 | def my_property1(self) -> int: ... # error: [override-of-final-method]
|
||||
|
|
||||
info: `Parent.foo` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:6:5
|
||||
|
|
@ -154,28 +165,28 @@ info: `Parent.foo` is decorated with `@final`, forbidding overrides
|
|||
|
|
||||
help: Remove the override of `foo`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
43 | # which is different to the verbose diagnostic summary message:
|
||||
44 | #
|
||||
45 | # error: [override-of-final-method] "Cannot override final member `foo` from superclass `Parent`"
|
||||
47 | # which is different to the verbose diagnostic summary message:
|
||||
48 | #
|
||||
49 | # error: [override-of-final-method] "Cannot override final member `foo` from superclass `Parent`"
|
||||
- def foo(self): ...
|
||||
46 +
|
||||
47 | @property
|
||||
48 | def my_property1(self) -> int: ... # error: [override-of-final-method]
|
||||
49 |
|
||||
50 +
|
||||
51 | @property
|
||||
52 | def my_property1(self) -> int: ... # error: [override-of-final-method]
|
||||
53 |
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.my_property1`
|
||||
--> src/mdtest_snippet.pyi:48:9
|
||||
--> src/mdtest_snippet.pyi:52:9
|
||||
|
|
||||
46 | def foo(self): ...
|
||||
47 | @property
|
||||
48 | def my_property1(self) -> int: ... # error: [override-of-final-method]
|
||||
50 | def foo(self): ...
|
||||
51 | @property
|
||||
52 | def my_property1(self) -> int: ... # error: [override-of-final-method]
|
||||
| ^^^^^^^^^^^^ Overrides a definition from superclass `Parent`
|
||||
49 |
|
||||
50 | @property
|
||||
53 |
|
||||
54 | @property
|
||||
|
|
||||
info: `Parent.my_property1` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:9:5
|
||||
|
|
@ -192,28 +203,18 @@ info: `Parent.my_property1` is decorated with `@final`, forbidding overrides
|
|||
|
|
||||
help: Remove the override of `my_property1`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
44 | #
|
||||
45 | # error: [override-of-final-method] "Cannot override final member `foo` from superclass `Parent`"
|
||||
46 | def foo(self): ...
|
||||
- @property
|
||||
- def my_property1(self) -> int: ... # error: [override-of-final-method]
|
||||
47 + # error: [override-of-final-method]
|
||||
48 |
|
||||
49 | @property
|
||||
50 | def my_property2(self) -> int: ... # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.my_property2`
|
||||
--> src/mdtest_snippet.pyi:51:9
|
||||
--> src/mdtest_snippet.pyi:55:9
|
||||
|
|
||||
50 | @property
|
||||
51 | def my_property2(self) -> int: ... # error: [override-of-final-method]
|
||||
54 | @property
|
||||
55 | def my_property2(self) -> int: ... # error: [override-of-final-method]
|
||||
| ^^^^^^^^^^^^ Overrides a definition from superclass `Parent`
|
||||
52 |
|
||||
53 | @classmethod
|
||||
56 | @my_property2.setter
|
||||
57 | def my_property2(self, x: int) -> None: ...
|
||||
|
|
||||
info: `Parent.my_property2` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:14:5
|
||||
|
|
@ -224,181 +225,197 @@ info: `Parent.my_property2` is decorated with `@final`, forbidding overrides
|
|||
15 | def my_property2(self) -> int: ...
|
||||
| ------------ `Parent.my_property2` defined here
|
||||
16 |
|
||||
17 | @final
|
||||
17 | @property
|
||||
|
|
||||
help: Remove the override of `my_property2`
|
||||
help: Remove the getter and setter for `my_property2`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.my_property3`
|
||||
--> src/mdtest_snippet.pyi:60:9
|
||||
|
|
||||
59 | @property
|
||||
60 | def my_property3(self) -> int: ... # error: [override-of-final-method]
|
||||
| ^^^^^^^^^^^^ Overrides a definition from superclass `Parent`
|
||||
61 | @my_property3.deleter
|
||||
62 | def my_proeprty3(self) -> None: ...
|
||||
|
|
||||
info: `Parent.my_property3` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:18:5
|
||||
|
|
||||
17 | @property
|
||||
18 | @final
|
||||
| ------
|
||||
19 | def my_property3(self) -> int: ...
|
||||
| ------------ `Parent.my_property3` defined here
|
||||
20 |
|
||||
21 | @final
|
||||
|
|
||||
help: Remove the override of `my_property3`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
47 | @property
|
||||
48 | def my_property1(self) -> int: ... # error: [override-of-final-method]
|
||||
49 |
|
||||
- @property
|
||||
- def my_property2(self) -> int: ... # error: [override-of-final-method]
|
||||
50 + # error: [override-of-final-method]
|
||||
51 |
|
||||
52 | @classmethod
|
||||
53 | def class_method1(cls) -> int: ... # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.class_method1`
|
||||
--> src/mdtest_snippet.pyi:54:9
|
||||
--> src/mdtest_snippet.pyi:65:9
|
||||
|
|
||||
53 | @classmethod
|
||||
54 | def class_method1(cls) -> int: ... # error: [override-of-final-method]
|
||||
64 | @classmethod
|
||||
65 | def class_method1(cls) -> int: ... # error: [override-of-final-method]
|
||||
| ^^^^^^^^^^^^^ Overrides a definition from superclass `Parent`
|
||||
55 |
|
||||
56 | @staticmethod
|
||||
66 |
|
||||
67 | @staticmethod
|
||||
|
|
||||
info: `Parent.class_method1` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:17:5
|
||||
--> src/mdtest_snippet.pyi:21:5
|
||||
|
|
||||
15 | def my_property2(self) -> int: ...
|
||||
16 |
|
||||
17 | @final
|
||||
| ------
|
||||
18 | @classmethod
|
||||
19 | def class_method1(cls) -> int: ...
|
||||
| ------------- `Parent.class_method1` defined here
|
||||
19 | def my_property3(self) -> int: ...
|
||||
20 |
|
||||
21 | @classmethod
|
||||
21 | @final
|
||||
| ------
|
||||
22 | @classmethod
|
||||
23 | def class_method1(cls) -> int: ...
|
||||
| ------------- `Parent.class_method1` defined here
|
||||
24 |
|
||||
25 | @classmethod
|
||||
|
|
||||
help: Remove the override of `class_method1`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
50 | @property
|
||||
51 | def my_property2(self) -> int: ... # error: [override-of-final-method]
|
||||
52 |
|
||||
61 | @my_property3.deleter
|
||||
62 | def my_proeprty3(self) -> None: ...
|
||||
63 |
|
||||
- @classmethod
|
||||
- def class_method1(cls) -> int: ... # error: [override-of-final-method]
|
||||
53 + # error: [override-of-final-method]
|
||||
54 |
|
||||
55 | @staticmethod
|
||||
56 | def static_method1() -> int: ... # error: [override-of-final-method]
|
||||
64 + # error: [override-of-final-method]
|
||||
65 |
|
||||
66 | @staticmethod
|
||||
67 | def static_method1() -> int: ... # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.static_method1`
|
||||
--> src/mdtest_snippet.pyi:57:9
|
||||
--> src/mdtest_snippet.pyi:68:9
|
||||
|
|
||||
56 | @staticmethod
|
||||
57 | def static_method1() -> int: ... # error: [override-of-final-method]
|
||||
67 | @staticmethod
|
||||
68 | def static_method1() -> int: ... # error: [override-of-final-method]
|
||||
| ^^^^^^^^^^^^^^ Overrides a definition from superclass `Parent`
|
||||
58 |
|
||||
59 | @classmethod
|
||||
69 |
|
||||
70 | @classmethod
|
||||
|
|
||||
info: `Parent.static_method1` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:25:5
|
||||
--> src/mdtest_snippet.pyi:29:5
|
||||
|
|
||||
23 | def class_method2(cls) -> int: ...
|
||||
24 |
|
||||
25 | @final
|
||||
| ------
|
||||
26 | @staticmethod
|
||||
27 | def static_method1() -> int: ...
|
||||
| -------------- `Parent.static_method1` defined here
|
||||
27 | def class_method2(cls) -> int: ...
|
||||
28 |
|
||||
29 | @staticmethod
|
||||
29 | @final
|
||||
| ------
|
||||
30 | @staticmethod
|
||||
31 | def static_method1() -> int: ...
|
||||
| -------------- `Parent.static_method1` defined here
|
||||
32 |
|
||||
33 | @staticmethod
|
||||
|
|
||||
help: Remove the override of `static_method1`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
53 | @classmethod
|
||||
54 | def class_method1(cls) -> int: ... # error: [override-of-final-method]
|
||||
55 |
|
||||
64 | @classmethod
|
||||
65 | def class_method1(cls) -> int: ... # error: [override-of-final-method]
|
||||
66 |
|
||||
- @staticmethod
|
||||
- def static_method1() -> int: ... # error: [override-of-final-method]
|
||||
56 + # error: [override-of-final-method]
|
||||
57 |
|
||||
58 | @classmethod
|
||||
59 | def class_method2(cls) -> int: ... # error: [override-of-final-method]
|
||||
67 + # error: [override-of-final-method]
|
||||
68 |
|
||||
69 | @classmethod
|
||||
70 | def class_method2(cls) -> int: ... # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.class_method2`
|
||||
--> src/mdtest_snippet.pyi:60:9
|
||||
--> src/mdtest_snippet.pyi:71:9
|
||||
|
|
||||
59 | @classmethod
|
||||
60 | def class_method2(cls) -> int: ... # error: [override-of-final-method]
|
||||
70 | @classmethod
|
||||
71 | def class_method2(cls) -> int: ... # error: [override-of-final-method]
|
||||
| ^^^^^^^^^^^^^ Overrides a definition from superclass `Parent`
|
||||
61 |
|
||||
62 | @staticmethod
|
||||
72 |
|
||||
73 | @staticmethod
|
||||
|
|
||||
info: `Parent.class_method2` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:22:5
|
||||
--> src/mdtest_snippet.pyi:26:5
|
||||
|
|
||||
21 | @classmethod
|
||||
22 | @final
|
||||
25 | @classmethod
|
||||
26 | @final
|
||||
| ------
|
||||
23 | def class_method2(cls) -> int: ...
|
||||
27 | def class_method2(cls) -> int: ...
|
||||
| ------------- `Parent.class_method2` defined here
|
||||
24 |
|
||||
25 | @final
|
||||
28 |
|
||||
29 | @final
|
||||
|
|
||||
help: Remove the override of `class_method2`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
56 | @staticmethod
|
||||
57 | def static_method1() -> int: ... # error: [override-of-final-method]
|
||||
58 |
|
||||
67 | @staticmethod
|
||||
68 | def static_method1() -> int: ... # error: [override-of-final-method]
|
||||
69 |
|
||||
- @classmethod
|
||||
- def class_method2(cls) -> int: ... # error: [override-of-final-method]
|
||||
59 + # error: [override-of-final-method]
|
||||
60 |
|
||||
61 | @staticmethod
|
||||
62 | def static_method2() -> int: ... # error: [override-of-final-method]
|
||||
70 + # error: [override-of-final-method]
|
||||
71 |
|
||||
72 | @staticmethod
|
||||
73 | def static_method2() -> int: ... # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.static_method2`
|
||||
--> src/mdtest_snippet.pyi:63:9
|
||||
--> src/mdtest_snippet.pyi:74:9
|
||||
|
|
||||
62 | @staticmethod
|
||||
63 | def static_method2() -> int: ... # error: [override-of-final-method]
|
||||
73 | @staticmethod
|
||||
74 | def static_method2() -> int: ... # error: [override-of-final-method]
|
||||
| ^^^^^^^^^^^^^^ Overrides a definition from superclass `Parent`
|
||||
64 |
|
||||
65 | def decorated_1(self): ... # TODO: should emit [override-of-final-method]
|
||||
75 |
|
||||
76 | def decorated_1(self): ... # TODO: should emit [override-of-final-method]
|
||||
|
|
||||
info: `Parent.static_method2` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:30:5
|
||||
--> src/mdtest_snippet.pyi:34:5
|
||||
|
|
||||
29 | @staticmethod
|
||||
30 | @final
|
||||
33 | @staticmethod
|
||||
34 | @final
|
||||
| ------
|
||||
31 | def static_method2() -> int: ...
|
||||
35 | def static_method2() -> int: ...
|
||||
| -------------- `Parent.static_method2` defined here
|
||||
32 |
|
||||
33 | @lossy_decorator
|
||||
36 |
|
||||
37 | @lossy_decorator
|
||||
|
|
||||
help: Remove the override of `static_method2`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
59 | @classmethod
|
||||
60 | def class_method2(cls) -> int: ... # error: [override-of-final-method]
|
||||
61 |
|
||||
70 | @classmethod
|
||||
71 | def class_method2(cls) -> int: ... # error: [override-of-final-method]
|
||||
72 |
|
||||
- @staticmethod
|
||||
- def static_method2() -> int: ... # error: [override-of-final-method]
|
||||
62 + # error: [override-of-final-method]
|
||||
63 |
|
||||
64 | def decorated_1(self): ... # TODO: should emit [override-of-final-method]
|
||||
65 |
|
||||
73 + # error: [override-of-final-method]
|
||||
74 |
|
||||
75 | def decorated_1(self): ... # TODO: should emit [override-of-final-method]
|
||||
76 |
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.foo`
|
||||
--> src/mdtest_snippet.pyi:76:9
|
||||
--> src/mdtest_snippet.pyi:87:9
|
||||
|
|
||||
74 | # TODO: we should emit a Liskov violation here too
|
||||
75 | # error: [override-of-final-method]
|
||||
76 | def foo(): ...
|
||||
85 | # TODO: we should emit a Liskov violation here too
|
||||
86 | # error: [override-of-final-method]
|
||||
87 | def foo(): ...
|
||||
| ^^^ Overrides a definition from superclass `Parent`
|
||||
77 | @property
|
||||
78 | # TODO: we should emit a Liskov violation here too
|
||||
88 | @property
|
||||
89 | # TODO: we should emit a Liskov violation here too
|
||||
|
|
||||
info: `Parent.foo` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:6:5
|
||||
|
|
@ -413,31 +430,31 @@ info: `Parent.foo` is decorated with `@final`, forbidding overrides
|
|||
|
|
||||
help: Remove the override of `foo`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
70 | class OtherChild(Parent): ...
|
||||
71 |
|
||||
72 | class Grandchild(OtherChild):
|
||||
81 | class OtherChild(Parent): ...
|
||||
82 |
|
||||
83 | class Grandchild(OtherChild):
|
||||
- @staticmethod
|
||||
- # TODO: we should emit a Liskov violation here too
|
||||
- # error: [override-of-final-method]
|
||||
- def foo(): ...
|
||||
73 +
|
||||
74 | @property
|
||||
75 | # TODO: we should emit a Liskov violation here too
|
||||
76 | # error: [override-of-final-method]
|
||||
84 +
|
||||
85 | @property
|
||||
86 | # TODO: we should emit a Liskov violation here too
|
||||
87 | # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.my_property1`
|
||||
--> src/mdtest_snippet.pyi:80:9
|
||||
--> src/mdtest_snippet.pyi:91:9
|
||||
|
|
||||
78 | # TODO: we should emit a Liskov violation here too
|
||||
79 | # error: [override-of-final-method]
|
||||
80 | def my_property1(self) -> str: ...
|
||||
89 | # TODO: we should emit a Liskov violation here too
|
||||
90 | # error: [override-of-final-method]
|
||||
91 | def my_property1(self) -> str: ...
|
||||
| ^^^^^^^^^^^^ Overrides a definition from superclass `Parent`
|
||||
81 | # TODO: we should emit a Liskov violation here too
|
||||
82 | # error: [override-of-final-method]
|
||||
92 | # TODO: we should emit a Liskov violation here too
|
||||
93 | # error: [override-of-final-method]
|
||||
|
|
||||
info: `Parent.my_property1` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:9:5
|
||||
|
|
@ -454,92 +471,71 @@ info: `Parent.my_property1` is decorated with `@final`, forbidding overrides
|
|||
|
|
||||
help: Remove the override of `my_property1`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
74 | # TODO: we should emit a Liskov violation here too
|
||||
75 | # error: [override-of-final-method]
|
||||
76 | def foo(): ...
|
||||
- @property
|
||||
- # TODO: we should emit a Liskov violation here too
|
||||
- # error: [override-of-final-method]
|
||||
- def my_property1(self) -> str: ...
|
||||
77 +
|
||||
78 | # TODO: we should emit a Liskov violation here too
|
||||
79 | # error: [override-of-final-method]
|
||||
80 | class_method1 = None
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Parent.class_method1`
|
||||
--> src/mdtest_snippet.pyi:83:5
|
||||
--> src/mdtest_snippet.pyi:94:5
|
||||
|
|
||||
81 | # TODO: we should emit a Liskov violation here too
|
||||
82 | # error: [override-of-final-method]
|
||||
83 | class_method1 = None
|
||||
92 | # TODO: we should emit a Liskov violation here too
|
||||
93 | # error: [override-of-final-method]
|
||||
94 | class_method1 = None
|
||||
| ^^^^^^^^^^^^^ Overrides a definition from superclass `Parent`
|
||||
84 |
|
||||
85 | # Diagnostic edge case: `final` is very far away from the method definition in the source code:
|
||||
95 |
|
||||
96 | # Diagnostic edge case: `final` is very far away from the method definition in the source code:
|
||||
|
|
||||
info: `Parent.class_method1` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:17:5
|
||||
--> src/mdtest_snippet.pyi:21:5
|
||||
|
|
||||
15 | def my_property2(self) -> int: ...
|
||||
16 |
|
||||
17 | @final
|
||||
| ------
|
||||
18 | @classmethod
|
||||
19 | def class_method1(cls) -> int: ...
|
||||
| ------------- `Parent.class_method1` defined here
|
||||
19 | def my_property3(self) -> int: ...
|
||||
20 |
|
||||
21 | @classmethod
|
||||
21 | @final
|
||||
| ------
|
||||
22 | @classmethod
|
||||
23 | def class_method1(cls) -> int: ...
|
||||
| ------------- `Parent.class_method1` defined here
|
||||
24 |
|
||||
25 | @classmethod
|
||||
|
|
||||
help: Remove the override of `class_method1`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
80 | def my_property1(self) -> str: ...
|
||||
81 | # TODO: we should emit a Liskov violation here too
|
||||
82 | # error: [override-of-final-method]
|
||||
- class_method1 = None
|
||||
83 +
|
||||
84 |
|
||||
85 | # Diagnostic edge case: `final` is very far away from the method definition in the source code:
|
||||
86 |
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
```
|
||||
error[override-of-final-method]: Cannot override `Foo.bar`
|
||||
--> src/mdtest_snippet.pyi:114:9
|
||||
--> src/mdtest_snippet.pyi:125:9
|
||||
|
|
||||
113 | class Baz(Foo):
|
||||
114 | def bar(self): ... # error: [override-of-final-method]
|
||||
124 | class Baz(Foo):
|
||||
125 | def bar(self): ... # error: [override-of-final-method]
|
||||
| ^^^ Overrides a definition from superclass `Foo`
|
||||
|
|
||||
info: `Foo.bar` is decorated with `@final`, forbidding overrides
|
||||
--> src/mdtest_snippet.pyi:92:5
|
||||
--> src/mdtest_snippet.pyi:103:5
|
||||
|
|
||||
91 | class Foo:
|
||||
92 | @final
|
||||
102 | class Foo:
|
||||
103 | @final
|
||||
| ------
|
||||
93 | @identity
|
||||
94 | @identity
|
||||
104 | @identity
|
||||
105 | @identity
|
||||
|
|
||||
::: src/mdtest_snippet.pyi:111:9
|
||||
::: src/mdtest_snippet.pyi:122:9
|
||||
|
|
||||
109 | @identity
|
||||
110 | @identity
|
||||
111 | def bar(self): ...
|
||||
120 | @identity
|
||||
121 | @identity
|
||||
122 | def bar(self): ...
|
||||
| --- `Foo.bar` defined here
|
||||
112 |
|
||||
113 | class Baz(Foo):
|
||||
123 |
|
||||
124 | class Baz(Foo):
|
||||
|
|
||||
help: Remove the override of `bar`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
111 | def bar(self): ...
|
||||
112 |
|
||||
113 | class Baz(Foo):
|
||||
122 | def bar(self): ...
|
||||
123 |
|
||||
124 | class Baz(Foo):
|
||||
- def bar(self): ... # error: [override-of-final-method]
|
||||
114 + # error: [override-of-final-method]
|
||||
125 + pass # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
|
|
|||
|
|
@ -53,7 +53,7 @@ info: rule `override-of-final-method` is enabled by default
|
|||
2 |
|
||||
3 | class Foo(module1.Foo):
|
||||
- def f(self): ... # error: [override-of-final-method]
|
||||
4 + # error: [override-of-final-method]
|
||||
4 + pass # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
|
|
|||
|
|
@ -59,7 +59,7 @@ info: rule `override-of-final-method` is enabled by default
|
|||
7 | class B(A):
|
||||
- @final
|
||||
- def f(self): ... # error: [override-of-final-method]
|
||||
8 + # error: [override-of-final-method]
|
||||
8 + pass # error: [override-of-final-method]
|
||||
9 |
|
||||
10 | class C(B):
|
||||
11 | @final
|
||||
|
|
@ -95,7 +95,7 @@ info: rule `override-of-final-method` is enabled by default
|
|||
- @final
|
||||
- # we only emit one error here, not two
|
||||
- def f(self): ... # error: [override-of-final-method]
|
||||
12 + # error: [override-of-final-method]
|
||||
12 + pass # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
|
|
|||
|
|
@ -58,7 +58,7 @@ mdtest path: crates/ty_python_semantic/resources/mdtest/final.md
|
|||
44 | def bar(self, x: str) -> str: ...
|
||||
45 | @overload
|
||||
46 | def bar(self, x: int) -> int: ... # error: [override-of-final-method]
|
||||
47 |
|
||||
47 |
|
||||
48 | @overload
|
||||
49 | def baz(self, x: str) -> str: ...
|
||||
50 | @overload
|
||||
|
|
@ -265,7 +265,7 @@ error[override-of-final-method]: Cannot override `Bad.bar`
|
|||
45 | @overload
|
||||
46 | def bar(self, x: int) -> int: ... # error: [override-of-final-method]
|
||||
| ^^^ Overrides a definition from superclass `Bad`
|
||||
47 |
|
||||
47 |
|
||||
48 | @overload
|
||||
|
|
||||
info: `Bad.bar` is decorated with `@final`, forbidding overrides
|
||||
|
|
@ -287,12 +287,11 @@ info: rule `override-of-final-method` is enabled by default
|
|||
- def bar(self, x: str) -> str: ...
|
||||
- @overload
|
||||
- def bar(self, x: int) -> int: ... # error: [override-of-final-method]
|
||||
43 |
|
||||
43 +
|
||||
44 + # error: [override-of-final-method]
|
||||
45 +
|
||||
45 |
|
||||
46 | @overload
|
||||
47 | def baz(self, x: str) -> str: ...
|
||||
48 | @overload
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
|
@ -319,7 +318,7 @@ help: Remove all overloads for `baz`
|
|||
info: rule `override-of-final-method` is enabled by default
|
||||
45 | @overload
|
||||
46 | def bar(self, x: int) -> int: ... # error: [override-of-final-method]
|
||||
47 |
|
||||
47 |
|
||||
- @overload
|
||||
- def baz(self, x: str) -> str: ...
|
||||
- @overload
|
||||
|
|
@ -360,12 +359,12 @@ info: rule `override-of-final-method` is enabled by default
|
|||
- def f(self, x: str) -> str: ...
|
||||
- @overload
|
||||
- def f(self, x: int) -> int: ...
|
||||
13 +
|
||||
14 +
|
||||
13 + pass
|
||||
14 + pass
|
||||
15 | # error: [override-of-final-method]
|
||||
- def f(self, x: int | str) -> int | str:
|
||||
- return x
|
||||
16 +
|
||||
16 + pass
|
||||
17 |
|
||||
18 | class Bad:
|
||||
19 | @overload
|
||||
|
|
@ -459,15 +458,6 @@ info: `Bad.f` is decorated with `@final`, forbidding overrides
|
|||
|
|
||||
help: Remove the override of `f`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
57 |
|
||||
58 | class ChildOfBad(Bad):
|
||||
59 | # TODO: these should all cause us to emit Liskov violations as well
|
||||
- f = None # error: [override-of-final-method]
|
||||
60 + # error: [override-of-final-method]
|
||||
61 | g = None # error: [override-of-final-method]
|
||||
62 | h = None # error: [override-of-final-method]
|
||||
63 | i = None # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
|
|
@ -493,14 +483,6 @@ info: `Bad.g` is decorated with `@final`, forbidding overrides
|
|||
|
|
||||
help: Remove the override of `g`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
58 | class ChildOfBad(Bad):
|
||||
59 | # TODO: these should all cause us to emit Liskov violations as well
|
||||
60 | f = None # error: [override-of-final-method]
|
||||
- g = None # error: [override-of-final-method]
|
||||
61 + # error: [override-of-final-method]
|
||||
62 | h = None # error: [override-of-final-method]
|
||||
63 | i = None # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
|
|
@ -525,13 +507,6 @@ info: `Bad.h` is decorated with `@final`, forbidding overrides
|
|||
|
|
||||
help: Remove the override of `h`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
59 | # TODO: these should all cause us to emit Liskov violations as well
|
||||
60 | f = None # error: [override-of-final-method]
|
||||
61 | g = None # error: [override-of-final-method]
|
||||
- h = None # error: [override-of-final-method]
|
||||
62 + # error: [override-of-final-method]
|
||||
63 | i = None # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
||||
|
|
@ -555,11 +530,5 @@ info: `Bad.i` is decorated with `@final`, forbidding overrides
|
|||
|
|
||||
help: Remove the override of `i`
|
||||
info: rule `override-of-final-method` is enabled by default
|
||||
60 | f = None # error: [override-of-final-method]
|
||||
61 | g = None # error: [override-of-final-method]
|
||||
62 | h = None # error: [override-of-final-method]
|
||||
- i = None # error: [override-of-final-method]
|
||||
63 + # error: [override-of-final-method]
|
||||
note: This is an unsafe fix and may change runtime behavior
|
||||
|
||||
```
|
||||
|
|
|
|||
|
|
@ -3804,6 +3804,7 @@ pub(super) fn report_overridden_final_method<'db>(
|
|||
context: &InferContext<'db, '_>,
|
||||
member: &str,
|
||||
subclass_definition: Definition<'db>,
|
||||
// N.B. the type of the *definition*, not the type on an instance of the subclass
|
||||
subclass_type: Type<'db>,
|
||||
superclass: ClassType<'db>,
|
||||
subclass: ClassType<'db>,
|
||||
|
|
@ -3811,6 +3812,23 @@ pub(super) fn report_overridden_final_method<'db>(
|
|||
) {
|
||||
let db = context.db();
|
||||
|
||||
// Some hijinks so that we emit a diagnostic on the property getter rather than the property setter
|
||||
let property_getter_definition = if subclass_definition.kind(db).is_function_def()
|
||||
&& let Type::PropertyInstance(property) = subclass_type
|
||||
&& let Some(Type::FunctionLiteral(getter)) = property.getter(db)
|
||||
{
|
||||
let getter_definition = getter.definition(db);
|
||||
if getter_definition.scope(db) == subclass_definition.scope(db) {
|
||||
Some(getter_definition)
|
||||
} else {
|
||||
None
|
||||
}
|
||||
} else {
|
||||
None
|
||||
};
|
||||
|
||||
let subclass_definition = property_getter_definition.unwrap_or(subclass_definition);
|
||||
|
||||
let Some(builder) = context.report_lint(
|
||||
&OVERRIDE_OF_FINAL_METHOD,
|
||||
subclass_definition.focus_range(db, context.module()),
|
||||
|
|
@ -3871,37 +3889,69 @@ pub(super) fn report_overridden_final_method<'db>(
|
|||
|
||||
diagnostic.sub(sub);
|
||||
|
||||
let underlying_function = match subclass_type {
|
||||
Type::FunctionLiteral(function) => Some(function),
|
||||
Type::BoundMethod(method) => Some(method.function(db)),
|
||||
_ => None,
|
||||
};
|
||||
// It's tempting to autofix properties as well,
|
||||
// but you'd want to delete the `@my_property.deleter` as well as the getter and the deleter,
|
||||
// and we don't model property deleters at all right now.
|
||||
if let Type::FunctionLiteral(function) = subclass_type {
|
||||
let class_node = subclass
|
||||
.class_literal(db)
|
||||
.0
|
||||
.body_scope(db)
|
||||
.node(db)
|
||||
.expect_class()
|
||||
.node(context.module());
|
||||
|
||||
let (overloads, implementation) = function.overloads_and_implementation(db);
|
||||
let overload_count = overloads.len() + usize::from(implementation.is_some());
|
||||
let is_only = overload_count >= class_node.body.len();
|
||||
|
||||
if let Some(function) = underlying_function {
|
||||
let overload_deletion = |overload: &OverloadLiteral<'db>| {
|
||||
Edit::range_deletion(overload.node(db, context.file(), context.module()).range())
|
||||
let range = overload.node(db, context.file(), context.module()).range();
|
||||
if is_only {
|
||||
Edit::range_replacement("pass".to_string(), range)
|
||||
} else {
|
||||
Edit::range_deletion(range)
|
||||
}
|
||||
};
|
||||
|
||||
let should_fix = overloads
|
||||
.iter()
|
||||
.copied()
|
||||
.chain(implementation)
|
||||
.all(|overload| {
|
||||
class_node
|
||||
.body
|
||||
.iter()
|
||||
.filter_map(ast::Stmt::as_function_def_stmt)
|
||||
.contains(overload.node(db, context.file(), context.module()))
|
||||
});
|
||||
|
||||
match function.overloads_and_implementation(db) {
|
||||
([first_overload, rest @ ..], None) => {
|
||||
diagnostic.help(format_args!("Remove all overloads for `{member}`"));
|
||||
diagnostic.set_fix(Fix::unsafe_edits(
|
||||
overload_deletion(first_overload),
|
||||
rest.iter().map(overload_deletion),
|
||||
));
|
||||
diagnostic.set_optional_fix(should_fix.then(|| {
|
||||
Fix::unsafe_edits(
|
||||
overload_deletion(first_overload),
|
||||
rest.iter().map(overload_deletion),
|
||||
)
|
||||
}));
|
||||
}
|
||||
([first_overload, rest @ ..], Some(implementation)) => {
|
||||
diagnostic.help(format_args!(
|
||||
"Remove all overloads and the implementation for `{member}`"
|
||||
));
|
||||
diagnostic.set_fix(Fix::unsafe_edits(
|
||||
overload_deletion(first_overload),
|
||||
rest.iter().chain([&implementation]).map(overload_deletion),
|
||||
));
|
||||
diagnostic.set_optional_fix(should_fix.then(|| {
|
||||
Fix::unsafe_edits(
|
||||
overload_deletion(first_overload),
|
||||
rest.iter().chain([&implementation]).map(overload_deletion),
|
||||
)
|
||||
}));
|
||||
}
|
||||
([], Some(implementation)) => {
|
||||
diagnostic.help(format_args!("Remove the override of `{member}`"));
|
||||
diagnostic.set_fix(Fix::unsafe_edit(overload_deletion(&implementation)));
|
||||
diagnostic.set_optional_fix(
|
||||
should_fix.then(|| Fix::unsafe_edit(overload_deletion(&implementation))),
|
||||
);
|
||||
}
|
||||
([], None) => {
|
||||
// Should be impossible to get here: how would we even infer a function as a function
|
||||
|
|
@ -3911,11 +3961,12 @@ pub(super) fn report_overridden_final_method<'db>(
|
|||
);
|
||||
}
|
||||
}
|
||||
} else if let Type::PropertyInstance(property) = subclass_type
|
||||
&& property.setter(db).is_some()
|
||||
{
|
||||
diagnostic.help(format_args!("Remove the getter and setter for `{member}`"));
|
||||
} else {
|
||||
diagnostic.help(format_args!("Remove the override of `{member}`"));
|
||||
diagnostic.set_fix(Fix::unsafe_edit(Edit::range_deletion(
|
||||
subclass_definition.full_range(db, context.module()).range(),
|
||||
)));
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -327,7 +327,7 @@ fn check_class_declaration<'db>(
|
|||
context,
|
||||
&member.name,
|
||||
*definition,
|
||||
type_on_subclass_instance,
|
||||
member.ty,
|
||||
superclass,
|
||||
class,
|
||||
&superclass_method,
|
||||
|
|
|
|||
Loading…
Reference in New Issue