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[ruff] Avoid treating named expressions as static keys (RUF011) (#9494)

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Closes https://github.com/astral-sh/ruff/issues/9487.
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Charlie Marsh 2024-01-12 14:33:45 -05:00 • committed by GitHub
parent 7504bf347b
commit 009430e034
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5 changed files with 84 additions and 49 deletions
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4
crates/ruff_linter/src/rules/flake8_bugbear/rules/unused_loop_control_variable.rs
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@ -2,7 +2,7 @@ use ruff_diagnostics::{Diagnostic, Edit, Fix, FixAvailability, Violation};
use ruff_macros::{derive_message_formats, violation};
use ruff_python_ast as ast;
use ruff_python_ast::helpers;
use ruff_python_ast::helpers::NameFinder;
use ruff_python_ast::helpers::{NameFinder, StoredNameFinder};
use ruff_python_ast::visitor::Visitor;
use ruff_text_size::Ranged;
@ -80,7 +80,7 @@ impl Violation for UnusedLoopControlVariable {
/// B007
pub(crate) fn unused_loop_control_variable(checker: &mut Checker, stmt_for: &ast::StmtFor) {
let control_names = {
let mut finder = NameFinder::default();
let mut finder = StoredNameFinder::default();
finder.visit_expr(stmt_for.target.as_ref());
finder.names
};

6
crates/ruff_linter/src/rules/ruff/rules/static_key_dict_comprehension.rs
View file

@ -2,7 +2,7 @@ use rustc_hash::FxHashMap;
use ruff_diagnostics::{Diagnostic, Violation};
use ruff_macros::{derive_message_formats, violation};
use ruff_python_ast::helpers::NameFinder;
use ruff_python_ast::helpers::StoredNameFinder;
use ruff_python_ast::visitor::Visitor;
use ruff_python_ast::{self as ast, Expr};
use ruff_text_size::Ranged;
@ -51,9 +51,9 @@ impl Violation for StaticKeyDictComprehension {
pub(crate) fn static_key_dict_comprehension(checker: &mut Checker, dict_comp: &ast::ExprDictComp) {
// Collect the bound names in the comprehension's generators.
let names = {
let mut visitor = NameFinder::default();
let mut visitor = StoredNameFinder::default();
for generator in &dict_comp.generators {
visitor.visit_expr(&generator.target);
visitor.visit_comprehension(generator);
}
visitor.names
};

98
crates/ruff_linter/src/rules/ruff/snapshots/ruff_linter__rules__ruff__tests__RUF011_RUF011.py.snap
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@ -1,80 +1,90 @@
---
source: crates/ruff_linter/src/rules/ruff/mod.rs
---
RUF011.py:15:2: RUF011 Dictionary comprehension uses static key: `"key"`
RUF011.py:17:2: RUF011 Dictionary comprehension uses static key: `"key"`
|
14 | # Errors
15 | {"key": value.upper() for value in data}
16 | # Errors
17 | {"key": value.upper() for value in data}
| ^^^^^ RUF011
16 | {True: value.upper() for value in data}
17 | {0: value.upper() for value in data}
18 | {True: value.upper() for value in data}
19 | {0: value.upper() for value in data}
|
RUF011.py:16:2: RUF011 Dictionary comprehension uses static key: `True`
RUF011.py:18:2: RUF011 Dictionary comprehension uses static key: `True`
|
14 | # Errors
15 | {"key": value.upper() for value in data}
16 | {True: value.upper() for value in data}
16 | # Errors
17 | {"key": value.upper() for value in data}
18 | {True: value.upper() for value in data}
| ^^^^ RUF011
17 | {0: value.upper() for value in data}
18 | {(1, "a"): value.upper() for value in data} # Constant tuple
19 | {0: value.upper() for value in data}
20 | {(1, "a"): value.upper() for value in data} # Constant tuple
|
RUF011.py:17:2: RUF011 Dictionary comprehension uses static key: `0`
RUF011.py:19:2: RUF011 Dictionary comprehension uses static key: `0`
|
15 | {"key": value.upper() for value in data}
16 | {True: value.upper() for value in data}
17 | {0: value.upper() for value in data}
17 | {"key": value.upper() for value in data}
18 | {True: value.upper() for value in data}
19 | {0: value.upper() for value in data}
| ^ RUF011
18 | {(1, "a"): value.upper() for value in data} # Constant tuple
19 | {constant: value.upper() for value in data}
20 | {(1, "a"): value.upper() for value in data} # Constant tuple
21 | {constant: value.upper() for value in data}
|
RUF011.py:18:2: RUF011 Dictionary comprehension uses static key: `(1, "a")`
RUF011.py:20:2: RUF011 Dictionary comprehension uses static key: `(1, "a")`
|
16 | {True: value.upper() for value in data}
17 | {0: value.upper() for value in data}
18 | {(1, "a"): value.upper() for value in data} # Constant tuple
18 | {True: value.upper() for value in data}
19 | {0: value.upper() for value in data}
20 | {(1, "a"): value.upper() for value in data} # Constant tuple
| ^^^^^^^^ RUF011
19 | {constant: value.upper() for value in data}
20 | {constant + constant: value.upper() for value in data}
21 | {constant: value.upper() for value in data}
22 | {constant + constant: value.upper() for value in data}
|
RUF011.py:19:2: RUF011 Dictionary comprehension uses static key: `constant`
RUF011.py:21:2: RUF011 Dictionary comprehension uses static key: `constant`
|
17 | {0: value.upper() for value in data}
18 | {(1, "a"): value.upper() for value in data} # Constant tuple
19 | {constant: value.upper() for value in data}
19 | {0: value.upper() for value in data}
20 | {(1, "a"): value.upper() for value in data} # Constant tuple
21 | {constant: value.upper() for value in data}
| ^^^^^^^^ RUF011
20 | {constant + constant: value.upper() for value in data}
21 | {constant.attribute: value.upper() for value in data}
22 | {constant + constant: value.upper() for value in data}
23 | {constant.attribute: value.upper() for value in data}
|
RUF011.py:20:2: RUF011 Dictionary comprehension uses static key: `constant + constant`
RUF011.py:22:2: RUF011 Dictionary comprehension uses static key: `constant + constant`
|
18 | {(1, "a"): value.upper() for value in data} # Constant tuple
19 | {constant: value.upper() for value in data}
20 | {constant + constant: value.upper() for value in data}
20 | {(1, "a"): value.upper() for value in data} # Constant tuple
21 | {constant: value.upper() for value in data}
22 | {constant + constant: value.upper() for value in data}
| ^^^^^^^^^^^^^^^^^^^ RUF011
21 | {constant.attribute: value.upper() for value in data}
22 | {constant[0]: value.upper() for value in data}
23 | {constant.attribute: value.upper() for value in data}
24 | {constant[0]: value.upper() for value in data}
|
RUF011.py:21:2: RUF011 Dictionary comprehension uses static key: `constant.attribute`
RUF011.py:23:2: RUF011 Dictionary comprehension uses static key: `constant.attribute`
|
19 | {constant: value.upper() for value in data}
20 | {constant + constant: value.upper() for value in data}
21 | {constant.attribute: value.upper() for value in data}
21 | {constant: value.upper() for value in data}
22 | {constant + constant: value.upper() for value in data}
23 | {constant.attribute: value.upper() for value in data}
| ^^^^^^^^^^^^^^^^^^ RUF011
22 | {constant[0]: value.upper() for value in data}
24 | {constant[0]: value.upper() for value in data}
25 | {tokens: token for token in tokens}
|
RUF011.py:22:2: RUF011 Dictionary comprehension uses static key: `constant[0]`
RUF011.py:24:2: RUF011 Dictionary comprehension uses static key: `constant[0]`
|
20 | {constant + constant: value.upper() for value in data}
21 | {constant.attribute: value.upper() for value in data}
22 | {constant[0]: value.upper() for value in data}
22 | {constant + constant: value.upper() for value in data}
23 | {constant.attribute: value.upper() for value in data}
24 | {constant[0]: value.upper() for value in data}
| ^^^^^^^^^^^ RUF011
25 | {tokens: token for token in tokens}
|
RUF011.py:25:2: RUF011 Dictionary comprehension uses static key: `tokens`
|
23 | {constant.attribute: value.upper() for value in data}
24 | {constant[0]: value.upper() for value in data}
25 | {tokens: token for token in tokens}
| ^^^^^^ RUF011
|