Spurious semicolon inside closure is not idempotent
Open
@rscprof is already working on this.
Since Mar 29, 2024.
A-closures
A-statements
C-bug
I-non-idempotency
P-low
- Dominant language
- Rust
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Description
Consider the following snippet.
fn foo() -> fn(i32) -> i32 {
|a| {
;
a
}
}
Rustfmt starts by removing that spurious semicolon.
fn foo() -> fn(i32) -> i32 {
|a| {
a
}
}
If run again, it notices that the closure fits on one line.
fn foo() -> fn(i32) -> i32 {
|a| a
}
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