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Auto merge of #12443 - cookie-s:noeffectreoplace-fix-dup-diags, r=Alexendoo

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[`no_effect_replace`]: Fix duplicate diagnostics

Relates to #12379

Fixes `no_effect_replace` duplicate diagnostics

---

changelog: [`no_effect_replace`]: Fix duplicate diagnostics
This commit is contained in:
bors 2024-03-09 13:02:47 +00:00
commit 099e2c0033
3 changed files with 9 additions and 10 deletions
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1
clippy_lints/src/methods/no_effect_replace.rs
View file

@ -25,6 +25,7 @@ pub(super) fn check<'tcx>(
&& param1 == param2.as_str()
{
span_lint(cx, NO_EFFECT_REPLACE, expr.span, "replacing text with itself");
return;
}
if SpanlessEq::new(cx).eq_expr(arg1, arg2) {

2
tests/ui/no_effect_replace.rs
View file

@ -1,5 +1,3 @@
//@compile-flags: -Zdeduplicate-diagnostics=yes
#![warn(clippy::no_effect_replace)]
fn main() {

16
tests/ui/no_effect_replace.stderr
View file

@ -1,5 +1,5 @@
error: replacing text with itself
--> tests/ui/no_effect_replace.rs:6:13
--> tests/ui/no_effect_replace.rs:4:13
|
LL | let _ = "12345".replace('1', "1");
| ^^^^^^^^^^^^^^^^^^^^^^^^^
@ -8,43 +8,43 @@ LL | let _ = "12345".replace('1', "1");
= help: to override `-D warnings` add `#[allow(clippy::no_effect_replace)]`
error: replacing text with itself
--> tests/ui/no_effect_replace.rs:9:13
--> tests/ui/no_effect_replace.rs:7:13
|
LL | let _ = "12345".replace("12", "12");
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: replacing text with itself
--> tests/ui/no_effect_replace.rs:11:13
--> tests/ui/no_effect_replace.rs:9:13
|
LL | let _ = String::new().replace("12", "12");
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: replacing text with itself
--> tests/ui/no_effect_replace.rs:14:13
--> tests/ui/no_effect_replace.rs:12:13
|
LL | let _ = "12345".replacen('1', "1", 1);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: replacing text with itself
--> tests/ui/no_effect_replace.rs:16:13
--> tests/ui/no_effect_replace.rs:14:13
|
LL | let _ = "12345".replacen("12", "12", 1);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: replacing text with itself
--> tests/ui/no_effect_replace.rs:18:13
--> tests/ui/no_effect_replace.rs:16:13
|
LL | let _ = String::new().replacen("12", "12", 1);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: replacing text with itself
--> tests/ui/no_effect_replace.rs:25:13
--> tests/ui/no_effect_replace.rs:23:13
|
LL | let _ = "hello".replace(&x.f(), &x.f());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: replacing text with itself
--> tests/ui/no_effect_replace.rs:29:13
--> tests/ui/no_effect_replace.rs:27:13
|
LL | let _ = "hello".replace(&y(), &y());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^