140 lines
2.8 KiB
Rust
140 lines
2.8 KiB
Rust
#![warn(clippy::if_same_then_else)]
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#![allow(
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clippy::blacklisted_name,
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clippy::collapsible_if,
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clippy::ifs_same_cond,
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clippy::needless_return
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)]
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fn if_same_then_else2() -> Result<&'static str, ()> {
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if true {
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for _ in &[42] {
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let foo: &Option<_> = &Some::<u8>(42);
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if true {
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break;
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} else {
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continue;
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}
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}
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} else {
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//~ ERROR same body as `if` block
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for _ in &[42] {
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let foo: &Option<_> = &Some::<u8>(42);
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if true {
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break;
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} else {
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continue;
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}
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}
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}
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if true {
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if let Some(a) = Some(42) {}
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} else {
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//~ ERROR same body as `if` block
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if let Some(a) = Some(42) {}
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}
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if true {
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if let (1, .., 3) = (1, 2, 3) {}
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} else {
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//~ ERROR same body as `if` block
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if let (1, .., 3) = (1, 2, 3) {}
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}
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if true {
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if let (1, .., 3) = (1, 2, 3) {}
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} else {
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if let (.., 3) = (1, 2, 3) {}
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}
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if true {
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if let (1, .., 3) = (1, 2, 3) {}
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} else {
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if let (.., 4) = (1, 2, 3) {}
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}
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if true {
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if let (1, .., 3) = (1, 2, 3) {}
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} else {
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if let (.., 1, 3) = (1, 2, 3) {}
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}
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if true {
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if let Some(42) = None {}
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} else {
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if let Option::Some(42) = None {}
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}
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if true {
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if let Some(42) = None::<u8> {}
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} else {
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if let Some(42) = None {}
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}
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if true {
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if let Some(42) = None::<u8> {}
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} else {
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if let Some(42) = None::<u32> {}
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}
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if true {
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if let Some(a) = Some(42) {}
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} else {
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if let Some(a) = Some(43) {}
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}
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// Same NaNs
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let _ = if true {
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f32::NAN
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} else {
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//~ ERROR same body as `if` block
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f32::NAN
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};
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if true {
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Ok("foo")?;
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} else {
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//~ ERROR same body as `if` block
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Ok("foo")?;
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}
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if true {
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let foo = "";
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return Ok(&foo[0..]);
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} else if false {
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let foo = "bar";
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return Ok(&foo[0..]);
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} else {
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let foo = "";
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return Ok(&foo[0..]);
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}
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if true {
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let foo = "";
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return Ok(&foo[0..]);
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} else if false {
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let foo = "bar";
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return Ok(&foo[0..]);
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} else if true {
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let foo = "";
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return Ok(&foo[0..]);
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} else {
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let foo = "";
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return Ok(&foo[0..]);
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}
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// False positive `if_same_then_else`: `let (x, y)` vs. `let (y, x)`; see issue #3559.
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if true {
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let foo = "";
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let (x, y) = (1, 2);
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return Ok(&foo[x..y]);
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} else {
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let foo = "";
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let (y, x) = (1, 2);
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return Ok(&foo[x..y]);
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}
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}
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fn main() {}
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