Suggest macro call when not sure that it is fn definition

src/test/parse-fail/doc-after-struct-field.rs

@@ -16,5 +16,5 @@ struct X {
 }
 
 fn main() {
-    let y = X {a = 1};
+    let y = X {a: 1};
 }

src/test/parse-fail/doc-before-struct-rbrace-1.rs

@@ -17,5 +17,5 @@ struct X {
 }
 
 fn main() {
-    let y = X {a = 1};
+    let y = X {a: 1};
 }

src/test/parse-fail/doc-before-struct-rbrace-2.rs

@@ -16,5 +16,5 @@ struct X {
 }
 
 fn main() {
-    let y = X {a = 1};
+    let y = X {a: 1};
 }

src/test/parse-fail/issue-22647.rs

@@ -16,6 +16,7 @@ fn main() {
         println!("Y {}",x);
         return x;
     };
+    //~^ ERROR expected item, found `;`
 
     caller(bar_handler);
 }

src/test/parse-fail/issue-22712.rs

@@ -14,6 +14,6 @@ struct Foo<B> {
 
 fn bar() {
     let Foo<Vec<u8>>  //~ ERROR expected one of `:`, `;`, `=`, or `@`, found `<`
-}
+}  //~ ERROR expected item, found `}`
 
 fn main() {}

src/test/parse-fail/issue-24197.rs

@@ -10,4 +10,4 @@
 
 fn main() {
     let buf[0] = 0; //~ ERROR expected one of `:`, `;`, `=`, or `@`, found `[`
-}
+}  //~ ERROR expected item, found `}`

src/test/parse-fail/mut-patterns.rs

@@ -15,4 +15,5 @@
 pub fn main() {
     struct Foo { x: isize }
     let mut Foo { x: x } = Foo { x: 3 }; //~ ERROR: expected one of `:`, `;`, `=`, or `@`, found `{`
+    //~^ ERROR expected item, found `=`
 }

src/test/parse-fail/pat-lt-bracket-5.rs

@@ -9,5 +9,5 @@
 // except according to those terms.
 
 fn main() {
-    let v[0] = v[1]; //~ error: expected one of `:`, `;`, `=`, or `@`, found `[`
-}
+    let v[0] = v[1]; //~ ERROR expected one of `:`, `;`, `=`, or `@`, found `[`
+} //~ ERROR expected item, found `}`

src/test/parse-fail/pat-ranges-1.rs

@@ -12,4 +12,4 @@
 
 fn main() {
     let macropus!() ..= 11 = 12; //~ error: expected one of `:`, `;`, or `=`, found `..=`
-}
+} //~ ERROR expected item, found `}`

src/test/parse-fail/pat-ranges-2.rs

@@ -12,4 +12,4 @@
 
 fn main() {
     let 10 ..= makropulos!() = 12; //~ error: expected one of `::`, `:`, `;`, or `=`, found `!`
-}
+} //~ ERROR expected item, found `}`

src/test/parse-fail/pat-ranges-3.rs

@@ -12,4 +12,4 @@
 
 fn main() {
     let 10 ..= 10 + 3 = 12; //~ expected one of `:`, `;`, or `=`, found `+`
-}
+} //~ ERROR expected item, found `}`

src/test/parse-fail/pat-ranges-4.rs

@@ -13,4 +13,4 @@
 fn main() {
     let 10 - 3 ..= 10 = 8;
     //~^ error: expected one of `...`, `..=`, `..`, `:`, `;`, or `=`, found `-`
-}
+} //~ ERROR expected item, found `}`

src/test/parse-fail/range-3.rs

@@ -15,4 +15,4 @@
 pub fn main() {
     let r = 1..2..3;
     //~^ ERROR expected one of `.`, `;`, `?`, or an operator, found `..`
-}
+} //~ ERROR expected item, found `}`

src/test/parse-fail/range-4.rs

@@ -15,4 +15,4 @@
 pub fn main() {
     let r = ..1..2;
     //~^ ERROR expected one of `.`, `;`, `?`, or an operator, found `..`
-}
+} //~ ERROR expected item, found `}`

src/test/ui/suggestions/pub-ident-fn-2.stderr

@@ -3,7 +3,6 @@ error: missing `fn` for method definition
    |
 11 | pub foo(s: usize) { bar() }
    |    ^
-   |
 help: add `fn` here to parse `foo` as a public method
    |
 11 | pub fn foo(s: usize) { bar() }

src/test/ui/suggestions/pub-ident-fn-or-struct-2.stderr

@@ -2,7 +2,7 @@ error: missing `fn` or `struct` for method or struct definition
   --> $DIR/pub-ident-fn-or-struct-2.rs:11:4
    |
 11 | pub S();
-   |    ^
+   | ---^- help: if you meant to call a macro, write instead: `S!`
 
 error: aborting due to previous error
 

src/test/ui/suggestions/pub-ident-fn-or-struct.stderr

@@ -2,7 +2,7 @@ error: missing `fn` or `struct` for method or struct definition
   --> $DIR/pub-ident-fn-or-struct.rs:11:4
    |
 11 | pub S (foo) bar
-   |    ^
+   | ---^- help: if you meant to call a macro, write instead: `S!`
 
 error: aborting due to previous error
 

src/test/ui/suggestions/pub-ident-fn.stderr

@@ -3,7 +3,6 @@ error: missing `fn` for method definition
    |
 11 | pub   foo(s: usize) -> bool { true }
    |    ^^^
-   |
 help: add `fn` here to parse `foo` as a public method
    |
 11 | pub fn foo(s: usize) -> bool { true }

src/test/ui/suggestions/pub-ident-struct.stderr

@@ -3,7 +3,6 @@ error: missing `struct` for struct definition
    |
 11 | pub S {
    |    ^
-   |
 help: add `struct` here to parse `S` as a public struct
    |
 11 | pub struct S {