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Fix SIM222 and SIM223 false positive (#3832)

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Jonathan Plasse 2023-03-31 20:50:35 +02:00 • committed by GitHub
parent f3f9a9f297
commit fe38597279
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3 changed files with 39 additions and 6 deletions
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13
crates/ruff/resources/test/fixtures/flake8_simplify/SIM222.py vendored
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@ -29,3 +29,16 @@ if True or f() or a or g() or b: # SIM222
if a or True or f() or b or g(): # SIM222
pass
if a and f() and b and g() and False: # OK
pass
if a and f() and False and g() and b: # OK
pass
if False and f() and a and g() and b: # OK
pass
if a and False and f() and b and g(): # OK
pass

19
crates/ruff/resources/test/fixtures/flake8_simplify/SIM223.py vendored
View file

@ -16,11 +16,24 @@ if False:
if a and f() and b and g() and False: # OK
pass
if a and f() and False and g() and b: # SIM222
if a and f() and False and g() and b: # SIM223
pass
if False and f() and a and g() and b: # SIM222
if False and f() and a and g() and b: # SIM223
pass
if a and False and f() and b and g(): # SIM222
if a and False and f() and b and g(): # SIM223
pass
if a or f() or b or g() or True: # OK
pass
if a or f() or True or g() or b: # OK
pass
if True or f() or a or g() or b: # OK
pass
if a or True or f() or b or g(): # OK
pass

13
crates/ruff/src/rules/flake8_simplify/rules/ast_bool_op.rs
View file

@ -503,10 +503,17 @@ pub fn expr_or_not_expr(checker: &mut Checker, expr: &Expr) {
}
}
pub fn is_short_circuit(ctx: &Context, expr: &Expr) -> Option<(Location, Location)> {
pub fn is_short_circuit(
ctx: &Context,
expr: &Expr,
expected_op: &Boolop,
) -> Option<(Location, Location)> {
let ExprKind::BoolOp { op, values, } = &expr.node else {
return None;
};
if op != expected_op {
return None;
}
let short_circuit_value = match op {
Boolop::And => false,
Boolop::Or => true,
@ -551,7 +558,7 @@ pub fn is_short_circuit(ctx: &Context, expr: &Expr) -> Option<(Location, Locatio
/// SIM222
pub fn expr_or_true(checker: &mut Checker, expr: &Expr) {
let Some((location, end_location)) = is_short_circuit(&checker.ctx, expr) else {
let Some((location, end_location)) = is_short_circuit(&checker.ctx, expr, &Boolop::Or) else {
return;
};
let mut diagnostic = Diagnostic::new(
@ -573,7 +580,7 @@ pub fn expr_or_true(checker: &mut Checker, expr: &Expr) {
/// SIM223
pub fn expr_and_false(checker: &mut Checker, expr: &Expr) {
let Some((location, end_location)) = is_short_circuit(&checker.ctx, expr) else {
let Some((location, end_location)) = is_short_circuit(&checker.ctx, expr, &Boolop::And) else {
return;
};
let mut diagnostic = Diagnostic::new(