57 lines
1.1 KiB
Rust
57 lines
1.1 KiB
Rust
// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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#![feature(tool_lints)]
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#![allow(unused)]
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#![warn(clippy::let_and_return)]
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fn test() -> i32 {
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let _y = 0; // no warning
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let x = 5;
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x
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}
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fn test_inner() -> i32 {
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if true {
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let x = 5;
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x
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} else {
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0
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}
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}
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fn test_nowarn_1() -> i32 {
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let mut x = 5;
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x += 1;
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x
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}
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fn test_nowarn_2() -> i32 {
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let x = 5;
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x + 1
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}
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fn test_nowarn_3() -> (i32, i32) {
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// this should technically warn, but we do not compare complex patterns
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let (x, y) = (5, 9);
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(x, y)
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}
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fn test_nowarn_4() -> i32 {
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// this should technically warn, but not b/c of clippy::let_and_return, but b/c of useless type
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let x: i32 = 5;
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x
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}
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fn main() {
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}
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