#![feature(plugin)] #![plugin(clippy)] #![allow(dead_code, no_effect)] #![allow(let_and_return)] #![allow(needless_return)] #![allow(unused_variables)] #![deny(if_same_then_else)] #![deny(ifs_same_cond)] fn foo() -> bool { unimplemented!() } fn if_same_then_else() -> &'static str { if true { //~ERROR this if has the same then and else blocks foo(); } else { foo(); } if true { foo(); foo(); } else { foo(); } let _ = if true { //~ERROR this if has the same then and else blocks foo(); 42 } else { foo(); 42 }; if true { foo(); } let _ = if true { //~ERROR this if has the same then and else blocks 42 } else { 42 }; if true { //~ERROR this if has the same then and else blocks let bar = if true { 42 } else { 43 }; while foo() { break; } bar + 1; } else { let bar = if true { 42 } else { 43 }; while foo() { break; } bar + 1; } if true { //~ERROR this if has the same then and else blocks match 42 { 42 => (), a if a > 0 => (), 10...15 => (), _ => (), } } else { match 42 { 42 => (), a if a > 0 => (), 10...15 => (), _ => (), } } if true { //~ERROR this if has the same then and else blocks if let Some(a) = Some(42) {} } else { if let Some(a) = Some(42) {} } if true { //~ERROR this if has the same then and else blocks let foo = ""; return &foo[0..]; } else { let foo = ""; return &foo[0..]; } } fn ifs_same_cond() { let a = 0; let b = false; if b { } else if b { //~ERROR this if has the same condition as a previous if } if a == 1 { } else if a == 1 { //~ERROR this if has the same condition as a previous if } if 2*a == 1 { } else if 2*a == 2 { } else if 2*a == 1 { //~ERROR this if has the same condition as a previous if } else if a == 1 { } let mut v = vec![1]; if v.pop() == None { // ok, functions } else if v.pop() == None { } if v.len() == 42 { // ok, functions } else if v.len() == 42 { } } fn main() {}