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Diffstat (limited to 'src/test/ui/rfc-2497-if-let-chains/irrefutable-lets.rs')
-rw-r--r--src/test/ui/rfc-2497-if-let-chains/irrefutable-lets.rs78
1 files changed, 0 insertions, 78 deletions
diff --git a/src/test/ui/rfc-2497-if-let-chains/irrefutable-lets.rs b/src/test/ui/rfc-2497-if-let-chains/irrefutable-lets.rs
deleted file mode 100644
index 9afb6853b36..00000000000
--- a/src/test/ui/rfc-2497-if-let-chains/irrefutable-lets.rs
+++ /dev/null
@@ -1,78 +0,0 @@
-// revisions: allowed disallowed
-//[allowed] check-pass
-
-#![feature(if_let_guard, let_chains)]
-#![cfg_attr(allowed, allow(irrefutable_let_patterns))]
-#![cfg_attr(disallowed, deny(irrefutable_let_patterns))]
-
-use std::ops::Range;
-
-fn main() {
-    let opt = Some(None..Some(1));
-
-    if let first = &opt && let Some(ref second) = first && let None = second.start {}
-    //[disallowed]~^ ERROR leading irrefutable pattern in let chain
-
-    // No lint as the irrefutable pattern is surrounded by other stuff
-    if 4 * 2 == 0 && let first = &opt && let Some(ref second) = first && let None = second.start {}
-
-    if let first = &opt && let (a, b) = (1, 2) {}
-    //[disallowed]~^ ERROR irrefutable `if let` patterns
-
-    if let first = &opt && let Some(ref second) = first && let None = second.start && let v = 0 {}
-    //[disallowed]~^ ERROR leading irrefutable pattern in let chain
-    //[disallowed]~^^ ERROR trailing irrefutable pattern in let chain
-
-    if let Some(ref first) = opt && let second = first && let _third = second {}
-    //[disallowed]~^ ERROR trailing irrefutable patterns in let chain
-
-    if let Range { start: local_start, end: _ } = (None..Some(1)) && let None = local_start {}
-    //[disallowed]~^ ERROR leading irrefutable pattern in let chain
-
-    if let (a, b, c) = (Some(1), Some(1), Some(1)) && let None = Some(1) {}
-    //[disallowed]~^ ERROR leading irrefutable pattern in let chain
-
-    if let first = &opt && let None = Some(1) {}
-    //[disallowed]~^ ERROR leading irrefutable pattern in let chain
-
-    if let Some(ref first) = opt
-        && let Range { start: local_start, end: _ } = first
-        && let None = local_start {
-    }
-
-    match opt {
-        Some(ref first) if let second = first && let _third = second && let v = 4 + 4 => {},
-        //[disallowed]~^ ERROR irrefutable `if let` guard patterns
-        _ => {}
-    }
-
-    // No error about leading irrefutable patterns: the expr on the rhs might
-    // use the bindings created by the match.
-    match opt {
-        Some(ref first) if let Range { start: local_start, end: _ } = first
-            && let None = local_start => {},
-        _ => {}
-    }
-
-    match opt {
-        Some(ref first) if let Range { start: Some(_), end: local_end } = first
-            && let v = local_end && let w = v => {},
-        //[disallowed]~^ ERROR trailing irrefutable patterns in let chain
-        _ => {}
-    }
-
-    // No error, despite the prefix being irrefutable: moving out could change the behaviour,
-    // due to possible side effects of the operation.
-    while let first = &opt && let Some(ref second) = first && let None = second.start {}
-
-    while let first = &opt && let (a, b) = (1, 2) {}
-    //[disallowed]~^ ERROR irrefutable `while let` patterns
-
-    while let Some(ref first) = opt && let second = first && let _third = second {}
-    //[disallowed]~^ ERROR trailing irrefutable patterns in let chain
-
-    while let Some(ref first) = opt
-        && let Range { start: local_start, end: _ } = first
-        && let None = local_start {
-    }
-}