Update E0057 error message to new format

Author: paulfanelli

src/librustc_typeck/check/mod.rs

@@ -2486,12 +2486,10 @@ impl<'a, 'gcx, 'tcx> FnCtxt<'a, 'gcx, 'tcx> {
                     arg_count,
                     if arg_count == 1 {" was"} else {"s were"}),
                 error_code);
-
             err.span_label(sp, &format!("expected {}{} parameter{}",
-                                        if variadic {"at least "} else {""},
-                                        expected_count,
-                                        if expected_count == 1 {""} else {"s"}));
-
+                if variadic {"at least "} else {""},
+                expected_count,
+                if expected_count == 1 {""} else {"s"}));
             let input_types = fn_inputs.iter().map(|i| format!("{:?}", i)).collect::<Vec<String>>();
             if input_types.len() > 0 {
                 err.note(&format!("the following parameter type{} expected: {}",

src/test/compile-fail/issue-18819.rs

@@ -23,8 +23,7 @@ fn print_x(_: &Foo<Item=bool>, extra: &str) {
 }
 
 fn main() {
-    print_x(X);
-    //~^ ERROR this function takes 2 parameters but 1 parameter was supplied
-    //~| NOTE the following parameter types were expected: &Foo<Item=bool>, &str
+    print_x(X);  //~error this function takes 2 parameters but 1 parameter was supplied
+    //~^ NOTE the following parameter types were expected: &Foo<Item=bool>, &str
     //~| NOTE expected 2 parameters
 }

src/test/compile-fail/issue-3044.rs

@@ -14,7 +14,8 @@ fn main() {
     needlesArr.iter().fold(|x, y| {
     });
     //~^^ ERROR this function takes 2 parameters but 1 parameter was supplied
-    //~| NOTE the following parameter types were expected
+    //~^^^ NOTE the following parameter types were expected
     //~| NOTE expected 2 parameters
+    //
     // the first error is, um, non-ideal.
 }

src/test/compile-fail/issue-4935.rs

@@ -11,7 +11,6 @@
 // Regression test for issue #4935
 
 fn foo(a: usize) {}
-fn main() { foo(5, 6) }
-//~^ ERROR this function takes 1 parameter but 2 parameters were supplied
-//~| NOTE the following parameter type was expected
+fn main() { foo(5, 6) } //~ ERROR this function takes 1 parameter but 2 parameters were supplied
+//~^ NOTE the following parameter type was expected
 //~| NOTE expected 1 parameter

src/test/compile-fail/not-enough-arguments.rs

@@ -19,6 +19,6 @@ fn foo(a: isize, b: isize, c: isize, d:isize) {
 fn main() {
   foo(1, 2, 3);
   //~^ ERROR this function takes 4 parameters but 3
-  //~| NOTE the following parameter types were expected
+  //~^^ NOTE the following parameter types were expected
   //~| NOTE expected 4 parameters
 }