rename various regression tests

tests/ui/closures/local-enums-in-closure-2074.rs

@@ -1,15 +1,22 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/2074
+
 //@ run-pass
 
 #![allow(non_camel_case_types)]
 
 pub fn main() {
     let one = || {
-        enum r { a }
+        enum r {
+            a,
+        }
         r::a as usize
     };
     let two = || {
-        enum r { a }
+        enum r {
+            a,
+        }
         r::a as usize
     };
-    one(); two();
+    one();
+    two();
 }

tests/ui/resolve/struct-function-same-name-2445-b.rs

@@ -1,30 +0,0 @@
-//@ run-pass
-#![allow(dead_code)]
-#![allow(non_camel_case_types)]
-
-
-struct c1<T> {
-    x: T,
-}
-
-impl<T> c1<T> {
-    pub fn f1(&self, _x: isize) {
-    }
-}
-
-fn c1<T>(x: T) -> c1<T> {
-    c1 {
-        x: x
-    }
-}
-
-impl<T> c1<T> {
-    pub fn f2(&self, _x: isize) {
-    }
-}
-
-
-pub fn main() {
-    c1::<isize>(3).f1(4);
-    c1::<isize>(3).f2(4);
-}

tests/ui/resolve/struct-function-same-name-2445.rs

@@ -1,8 +1,9 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/2445
+
 //@ run-pass
 #![allow(dead_code)]
 #![allow(non_camel_case_types)]
 
-
 struct c1<T> {
     x: T,
 }
@@ -12,16 +13,13 @@ impl<T> c1<T> {
 }
 
 fn c1<T>(x: T) -> c1<T> {
-    c1 {
-        x: x
-    }
+    c1 { x }
 }
 
 impl<T> c1<T> {
     pub fn f2(&self, _x: T) {}
 }
 
-
 pub fn main() {
     c1::<isize>(3).f1(4);
     c1::<isize>(3).f2(4);

tests/ui/resolve/struct-function-same-name-2487.rs

@@ -2,10 +2,8 @@
 #![allow(dead_code)]
 #![allow(non_camel_case_types)]
 
-
 struct socket {
     sock: isize,
-
 }
 
 impl Drop for socket {
@@ -13,19 +11,22 @@ impl Drop for socket {
 }
 
 impl socket {
-    pub fn set_identity(&self)  {
+    pub fn set_identity(&self) {
         closure(|| setsockopt_bytes(self.sock.clone()))
     }
 }
 
 fn socket() -> socket {
-    socket {
-        sock: 1
-    }
+    socket { sock: 1 }
 }
 
-fn closure<F>(f: F) where F: FnOnce() { f() }
+fn closure<F>(f: F)
+where
+    F: FnOnce(),
+{
+    f()
+}
 
-fn setsockopt_bytes(_sock: isize) { }
+fn setsockopt_bytes(_sock: isize) {}
 
 pub fn main() {}

tests/ui/resolve/struct-function-same-name-2502.rs

@@ -1,11 +1,11 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/2502
+
 //@ check-pass
 #![allow(dead_code)]
 #![allow(non_camel_case_types)]
 
-
-
 struct font<'a> {
-    fontbuf: &'a Vec<u8> ,
+    fontbuf: &'a Vec<u8>,
 }
 
 impl<'a> font<'a> {
@@ -14,10 +14,8 @@ impl<'a> font<'a> {
     }
 }
 
-fn font(fontbuf: &Vec<u8> ) -> font<'_> {
-    font {
-        fontbuf: fontbuf
-    }
+fn font(fontbuf: &Vec<u8>) -> font<'_> {
+    font { fontbuf }
 }
 
-pub fn main() { }
+pub fn main() {}

tests/ui/resolve/struct-function-same-name-2550.rs

@@ -1,20 +1,18 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/2550
+
 //@ run-pass
 #![allow(dead_code)]
 #![allow(non_snake_case)]
 
-
 struct C {
     x: usize,
 }
 
 fn C(x: usize) -> C {
-    C {
-        x: x
-    }
+    C { x }
 }
 
-fn f<T>(_x: T) {
-}
+fn f<T>(_x: T) {}
 
 pub fn main() {
     f(C(1));

tests/ui/structs/struct-update-syntax-2463.rs

@@ -1,24 +1,17 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/2463
+
 //@ run-pass
 #![allow(dead_code)]
 
-struct Pair { f: isize, g: isize }
+struct Pair {
+    f: isize,
+    g: isize,
+}
 
 pub fn main() {
+    let x = Pair { f: 0, g: 0 };
 
-    let x = Pair {
-        f: 0,
-        g: 0,
-    };
-
-    let _y = Pair {
-        f: 1,
-        g: 1,
-        .. x
-    };
-
-    let _z = Pair {
-        f: 1,
-        .. x
-    };
+    let _y = Pair { f: 1, g: 1, ..x };
 
+    let _z = Pair { f: 1, ..x };
 }