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Lint redundant_semicolon was added to rustc
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flip1995 2019-08-15 10:13:52 +02:00
parent e1d573c242
commit 87fa2d90f5
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4 changed files with 16 additions and 6 deletions
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1
tests/ui/author/blocks.rs
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@ -1,4 +1,5 @@
#![feature(stmt_expr_attributes)] #![feature(stmt_expr_attributes)]
#![allow(redundant_semicolon)]
#[rustfmt::skip] #[rustfmt::skip]
fn main() { fn main() {

14
tests/ui/author/blocks.stderr
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@ -1,10 +1,16 @@
error: statement with no effect error: statement with no effect
--> $DIR/blocks.rs:14:5 --> $DIR/blocks.rs:8:9
| |
LL | -x; LL | ;;;;
| ^^^ | ^^^^
| |
= note: `-D clippy::no-effect` implied by `-D warnings` = note: `-D clippy::no-effect` implied by `-D warnings`
error: aborting due to previous error error: statement with no effect
--> $DIR/blocks.rs:15:5
|
LL | -x;
| ^^^
error: aborting due to 2 previous errors

5
tests/ui/author/blocks.stdout
View file

@ -1,7 +1,10 @@
if_chain! { if_chain! {
if let ExprKind::Block(ref block) = expr.node; if let ExprKind::Block(ref block) = expr.node;
if let Some(trailing_expr) = &block.expr; if let Some(trailing_expr) = &block.expr;
if block.stmts.len() == 0; if block.stmts.len() == 1;
if let StmtKind::Semi(ref e, _) = block.stmts[0].node
if let ExprKind::Tup(ref elements) = e.node;
if elements.len() == 0;
then { then {
// report your lint here // report your lint here
} }

2
tests/ui/swap.rs
View file

@ -1,5 +1,5 @@
#![warn(clippy::all)] #![warn(clippy::all)]
#![allow(clippy::blacklisted_name, unused_assignments)] #![allow(clippy::blacklisted_name, clippy::no_effect, redundant_semicolon, unused_assignments)]
struct Foo(u32); struct Foo(u32);