137 lines
2.4 KiB
Rust
137 lines
2.4 KiB
Rust
#![warn(clippy::match_same_arms)]
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pub enum Abc {
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A,
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B,
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C,
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}
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fn match_same_arms() {
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let _ = match Abc::A {
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Abc::A => 0,
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Abc::B => 1,
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_ => 0, //~ ERROR match arms have same body
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};
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match (1, 2, 3) {
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(1, .., 3) => 42,
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(.., 3) => 42, //~ ERROR match arms have same body
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_ => 0,
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};
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let _ = match 42 {
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42 => 1,
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51 => 1, //~ ERROR match arms have same body
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41 => 2,
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52 => 2, //~ ERROR match arms have same body
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_ => 0,
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};
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let _ = match 42 {
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1 => 2,
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2 => 2, //~ ERROR 2nd matched arms have same body
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3 => 2, //~ ERROR 3rd matched arms have same body
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4 => 3,
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_ => 0,
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};
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}
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mod issue4244 {
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#[derive(PartialEq, PartialOrd, Eq, Ord)]
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pub enum CommandInfo {
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BuiltIn { name: String, about: Option<String> },
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External { name: String, path: std::path::PathBuf },
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}
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impl CommandInfo {
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pub fn name(&self) -> String {
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match self {
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CommandInfo::BuiltIn { name, .. } => name.to_string(),
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CommandInfo::External { name, .. } => name.to_string(),
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}
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}
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}
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}
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macro_rules! m {
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(foo) => {};
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(bar) => {};
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}
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macro_rules! foo {
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() => {
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1
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};
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}
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macro_rules! bar {
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() => {
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1
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};
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}
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fn main() {
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let x = 0;
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let _ = match 0 {
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0 => {
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m!(foo);
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x
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},
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1 => {
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m!(bar);
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x
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},
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_ => 1,
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};
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let _ = match 0 {
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0 => {
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m!(foo);
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0
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},
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1 => {
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m!(bar);
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0
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},
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_ => 1,
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};
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let _ = match 0 {
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0 => {
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let mut x = 0;
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#[cfg(not_enabled)]
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{
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x = 5;
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}
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#[cfg(not(not_enabled))]
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{
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x = 6;
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}
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x
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},
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1 => {
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let mut x = 0;
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#[cfg(also_not_enabled)]
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{
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x = 5;
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}
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#[cfg(not(also_not_enabled))]
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{
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x = 6;
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}
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x
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},
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_ => 0,
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};
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let _ = match 0 {
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0 => foo!(),
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1 => bar!(),
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_ => 1,
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};
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let _ = match 0 {
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0 => cfg!(not_enabled),
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1 => cfg!(also_not_enabled),
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_ => false,
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};
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}
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